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Intel 660P Series 2TB QLC NVMe M.2 SSD
Intel 660P Series 2TB QLC NVMe M.2 SSD
Intel 660P Series 2TB QLC NVMe M.2 SSD
Intel 660P Series 2TB QLC NVMe M.2 SSD
Intel 660P Series 2TB QLC NVMe M.2 SSD
Intel 660P Series 2TB QLC NVMe M.2 SSD
Intel 660P Series 2TB QLC NVMe M.2 SSD
Intel 660P Series 2TB QLC NVMe M.2 SSD
Intel 660P Series 2TB QLC NVMe M.2 SSD
Intel 660P Series 2TB QLC NVMe M.2 SSD
Intel 660P Series 2TB QLC NVMe M.2 SSD
Intel 660P Series 2TB QLC NVMe M.2 SSD

Intel 660P Series 2TB QLC NVMe M.2 SSD

(1,262 reviews)

Meet today's storage needs and prepare for the growing demands of tomorrow with the Intel SSD 660p Series built on Intel QLC 3D NAND technology. The Intel SSD 660p is the first QLC-based client PCIe SSD in the industry, continuing Intel's leadership in flash cell technology and quality manufacturing. The SSD 660p finally fits low-cost and high-capacity into one drive. With PCIe, the new SSD 660p skips SATA and its limitations to offer up to 2TB in one drive. 2x the Capacity in Identical Footprints These client SSDs pack more data than TLC-based storage, allowing up to 2x more capacity in identical footprints. The thin M.2 80mm form factor makes it perfect for notebooks, desktops, and mobile devices that need storage for everyday computing. The architecture of Intel QLC technology in the SSD 660p is made to intelligently boost performance. QLC and SLC "spans" on the drive adjust bi-directionally based on used capacity for the life of the product. Increases in capacity usage trigger the SLC span to decrease, and decreases in capacity usage trigger the SLC span to increase. Performance and Price that Matter The SSD 660p hits the marks that matter for client SSDs. This drive is tuned to deliver a capacity optimized NVMe performance and deliver an intelligent storage option for mainstream and entry-level computing.

Meet today's storage needs and prepare for the growing demands of tomorrow with the Intel SSD 660p Series built on Intel QLC 3D NAND technology. The Intel SSD 660p is the first QLC-based client PCIe SSD in the industry, continuing Intel's leadership in flash cell technology and quality manufacturing. The SSD 660p finally fits low-cost and high-capacity into one drive. With PCIe, the new SSD 660p skips SATA and its limitations to offer up to 2TB in one drive. 2x the Capacity in Identical Footprints These client SSDs pack more data than TLC-based storage, allowing up to 2x more capacity in identical footprints. The thin M.2 80mm form factor makes it perfect for notebooks, desktops, and mobile devices that need storage for everyday computing. The architecture of Intel QLC technology in the SSD 660p is made to intelligently boost performance. QLC and SLC "spans" on the drive adjust bi-directionally based on used capacity for the life of the product. Increases in capacity usage trigger the SLC span to decrease, and decreases in capacity usage trigger the SLC span to increase. Performance and Price that Matter The SSD 660p hits the marks that matter for client SSDs. This drive is tuned to deliver a capacity optimized NVMe performance and deliver an intelligent storage option for mainstream and entry-level computing.

$594.00

in 1 offers

The lowest price for Intel 660P Series 2TB QLC NVMe M.2 SSD right now is $594.00.

The all-time low was $240.59 on 17 Dec 2023 — today's price is 147% above the lowest ever. It has been notably cheaper before — worth setting a price alert.

Intel 660P Series 2TB QLC NVMe M.2 SSD

$594.00

(1,262 reviews)

Meet today's storage needs and prepare for the growing demands of tomorrow with the Intel SSD 660p Series built on Intel QLC 3D NAND technology. The Intel SSD 660p is the first QLC-based client PCIe SSD in the industry, continuing Intel's leadership in flash cell technology and quality manufacturing. The SSD 660p finally fits low-cost and high-capacity into one drive. With PCIe, the new SSD 660p skips SATA and its limitations to offer up to 2TB in one drive. 2x the Capacity in Identical Footprints These client SSDs pack more data than TLC-based storage, allowing up to 2x more capacity in identical footprints. The thin M.2 80mm form factor makes it perfect for notebooks, desktops, and mobile devices that need storage for everyday computing. The architecture of Intel QLC technology in the SSD 660p is made to intelligently boost performance. QLC and SLC "spans" on the drive adjust bi-directionally based on used capacity for the life of the product. Increases in capacity usage trigger the SLC span to decrease, and decreases in capacity usage trigger the SLC span to increase. Performance and Price that Matter The SSD 660p hits the marks that matter for client SSDs. This drive is tuned to deliver a capacity optimized NVMe performance and deliver an intelligent storage option for mainstream and entry-level computing.

Meet today's storage needs and prepare for the growing demands of tomorrow with the Intel SSD 660p Series built on Intel QLC 3D NAND technology. The Intel SSD 660p is the first QLC-based client PCIe SSD in the industry, continuing Intel's leadership in flash cell technology and quality manufacturing. The SSD 660p finally fits low-cost and high-capacity into one drive. With PCIe, the new SSD 660p skips SATA and its limitations to offer up to 2TB in one drive. 2x the Capacity in Identical Footprints These client SSDs pack more data than TLC-based storage, allowing up to 2x more capacity in identical footprints. The thin M.2 80mm form factor makes it perfect for notebooks, desktops, and mobile devices that need storage for everyday computing. The architecture of Intel QLC technology in the SSD 660p is made to intelligently boost performance. QLC and SLC "spans" on the drive adjust bi-directionally based on used capacity for the life of the product. Increases in capacity usage trigger the SLC span to decrease, and decreases in capacity usage trigger the SLC span to increase. Performance and Price that Matter The SSD 660p hits the marks that matter for client SSDs. This drive is tuned to deliver a capacity optimized NVMe performance and deliver an intelligent storage option for mainstream and entry-level computing.

Prices last updated 23 Jan 2026.

Capacity:

1 TB
512 GB

Price comparison

Price data powered by pricesAPI.io

Last updated at 23/01/2026 02:42:44

Please note: price history and price alerts are not available for some stores, including Amazon.com.au.

Price history

Price history

Please note: price history and price alerts are not available for some stores, including Amazon.com.au.

Reviews

A Week-In Review
17 May 2019Andrew H.

originally posted on newegg.com

Really, I can't find a flaw with this drive. However did find a flaw with the laptop upgrading it. If you have an Acer Predator Helios 500 AMD version, and want to populate the second slot with this drive, it will not boot. The original drive is a 256gb NVMe drive, 3200mb/s read and 3200mb/s writes (this info will be used later). I figured I could keep that faster drive in for boot and this for secondary fast gaming storage. BIOS didn't pick it up. Drive 0 was the 256gb one, drive 2 was my SATA one. So I swapped in this 2TB one in place of the 256gb one and moved it to the empty slot. It booted but didn't see the 256gb drive but did see the 2TB drive. So I just gave up trying and installed Windows fresh in this drive and will investigate the other slot later. The ... MoreReally, I can't find a flaw with this drive. However did find a flaw with the laptop upgrading it. If you have an Acer Predator Helios 500 AMD version, and want to populate the second slot with this drive, it will not boot. The original drive is a 256gb NVMe drive, 3200mb/s read and 3200mb/s writes (this info will be used later). I figured I could keep that faster drive in for boot and this for secondary fast gaming storage. BIOS didn't pick it up. Drive 0 was the 256gb one, drive 2 was my SATA one. So I swapped in this 2TB one in place of the 256gb one and moved it to the empty slot. It booted but didn't see the 256gb drive but did see the 2TB drive. So I just gave up trying and installed Windows fresh in this drive and will investigate the other slot later. The computer, feels just as responsive as the old drive with double the write and read speeds. I copied games from the SATA SSD to this drive, about 300gb worth to see if it throttled, and it didn't. My laptop has a big copper heat sink for this drive so I think that, and it'll easily keep up with the transfer speed of an older SATA SSD just fine. So if you got a PC or especially laptop that has multiple NVMe slots, check your compatibility if you plan to use this as a secondary drive. However its no slouch as a primary drive for a gaming PC. All in all, I'm happy with it!

Absolute JUNK!
1 October 2022tjones639

originally posted on microcenter.com

Intel used their brand name to pass off an inferior drive!I can't get sustained write speeds over 60 MEGABYTES per second.Benchmarks show 900+ MB write speed, but when you actually go to use the drive, you'll get high active times and low write speeds, this is due to the way that intel used QLC cache and SLC storage. The drive is only fast for the first few seconds of transfer and slows down to a crawl.If I hadn't already thrown the box away I'd be returning this drive! I have USB Flash Drives with faster sustained writes than this. DO NOT BUY THIS DRIVE!

Bewertung für 2TB Intel 660P M.2 2280 PCIe 3.0 x4 3D-NAND QLC SSDPEKNW020T8X1
15 January 2020Benjamin

originally posted on mindfactory.de

Negative pointsIt uses QLC Qual Level Cell memory technology. When the cache is filled during large file copyingtransfer, the speeds drop significantly. QLC is also less durable than TLC Triple Level Cell.The SSD itself is quite ugly - would it have killed Intel to at least make the circuit-board black?Slower overall than some other NVME SSD drivesPositive PointsThe QLC memory is very rarely an issue - only when copying very large files andor folders Bigger than 60GB. Be honest, if you are regularly copying such huge file sizes, then any consumer SSD is not really a good option for you.The price is very competitive and the warranty is a good added bonus.The speed is still quite a lot faster than SATA SSD drives and will be fine for most people - even though ... MoreNegative pointsIt uses QLC Qual Level Cell memory technology. When the cache is filled during large file copyingtransfer, the speeds drop significantly. QLC is also less durable than TLC Triple Level Cell.The SSD itself is quite ugly - would it have killed Intel to at least make the circuit-board black?Slower overall than some other NVME SSD drivesPositive PointsThe QLC memory is very rarely an issue - only when copying very large files andor folders Bigger than 60GB. Be honest, if you are regularly copying such huge file sizes, then any consumer SSD is not really a good option for you.The price is very competitive and the warranty is a good added bonus.The speed is still quite a lot faster than SATA SSD drives and will be fine for most people - even though it is slower than other NVME drives.Speeds in Mac OSRead 1692 MBsWrite 1578 MBsOverall verdict The main negative aspect is the QLC memory however it likely wont actually be an issue for many people. People who regularly deal with copyingtransferring huge filesfolders will probably be poorly suited by any consumer-grade SSD. QLC is less durable but there is a good warranty provided and likely the drive will almost certainly be obsolete before the drive becomes worn-out.I feel this drive hits a perfect price to performance match. It isnt perfect but itll be more than enough for most people and the price is very competitive. I own and use these drives in 2 of my computer systems and have been very satisfied.

Specification

General
Device TypeSolid state drive - internal
Capacity2 TB
Hardware EncryptionYes
Encryption Algorithm256-bit AES

Price comparison

Updated 8 months ago
Please note: price history and price alerts are not available for some stores, including Amazon.com.au.

Price history

Price history

Please note: price history and price alerts are not available for some stores, including Amazon.com.au.

Reviews

A Week-In Review
17 May 2019

Really, I can't find a flaw with this drive. However did find a flaw with the laptop upgrading it. If you have an Acer Predator Helios 500 AMD version, and want to populate the second slot with this drive, it will not boot. The original drive is a 256gb NVMe drive, 3200mb/s read and 3200mb/s writes (this info will be used later). I figured I could keep that faster drive in for boot and this for secondary fast gaming storage. BIOS didn't pick it up. Drive 0 was the 256gb one, drive 2 was my SATA one. So I swapped in this 2TB one in place of the 256gb one and moved it to the empty slot. It booted but didn't see the 256gb drive but did see the 2TB drive. So I just gave up trying and installed Windows fresh in this drive and will investigate the other slot later. The ... MoreReally, I can't find a flaw with this drive. However did find a flaw with the laptop upgrading it. If you have an Acer Predator Helios 500 AMD version, and want to populate the second slot with this drive, it will not boot. The original drive is a 256gb NVMe drive, 3200mb/s read and 3200mb/s writes (this info will be used later). I figured I could keep that faster drive in for boot and this for secondary fast gaming storage. BIOS didn't pick it up. Drive 0 was the 256gb one, drive 2 was my SATA one. So I swapped in this 2TB one in place of the 256gb one and moved it to the empty slot. It booted but didn't see the 256gb drive but did see the 2TB drive. So I just gave up trying and installed Windows fresh in this drive and will investigate the other slot later. The computer, feels just as responsive as the old drive with double the write and read speeds. I copied games from the SATA SSD to this drive, about 300gb worth to see if it throttled, and it didn't. My laptop has a big copper heat sink for this drive so I think that, and it'll easily keep up with the transfer speed of an older SATA SSD just fine. So if you got a PC or especially laptop that has multiple NVMe slots, check your compatibility if you plan to use this as a secondary drive. However its no slouch as a primary drive for a gaming PC. All in all, I'm happy with it!

Andrew H. originally posted on newegg.com
Absolute JUNK!
1 October 2022

Intel used their brand name to pass off an inferior drive!I can't get sustained write speeds over 60 MEGABYTES per second.Benchmarks show 900+ MB write speed, but when you actually go to use the drive, you'll get high active times and low write speeds, this is due to the way that intel used QLC cache and SLC storage. The drive is only fast for the first few seconds of transfer and slows down to a crawl.If I hadn't already thrown the box away I'd be returning this drive! I have USB Flash Drives with faster sustained writes than this. DO NOT BUY THIS DRIVE!

tjones639 originally posted on microcenter.com
Bewertung für 2TB Intel 660P M.2 2280 PCIe 3.0 x4 3D-NAND QLC SSDPEKNW020T8X1
15 January 2020

Negative pointsIt uses QLC Qual Level Cell memory technology. When the cache is filled during large file copyingtransfer, the speeds drop significantly. QLC is also less durable than TLC Triple Level Cell.The SSD itself is quite ugly - would it have killed Intel to at least make the circuit-board black?Slower overall than some other NVME SSD drivesPositive PointsThe QLC memory is very rarely an issue - only when copying very large files andor folders Bigger than 60GB. Be honest, if you are regularly copying such huge file sizes, then any consumer SSD is not really a good option for you.The price is very competitive and the warranty is a good added bonus.The speed is still quite a lot faster than SATA SSD drives and will be fine for most people - even though ... MoreNegative pointsIt uses QLC Qual Level Cell memory technology. When the cache is filled during large file copyingtransfer, the speeds drop significantly. QLC is also less durable than TLC Triple Level Cell.The SSD itself is quite ugly - would it have killed Intel to at least make the circuit-board black?Slower overall than some other NVME SSD drivesPositive PointsThe QLC memory is very rarely an issue - only when copying very large files andor folders Bigger than 60GB. Be honest, if you are regularly copying such huge file sizes, then any consumer SSD is not really a good option for you.The price is very competitive and the warranty is a good added bonus.The speed is still quite a lot faster than SATA SSD drives and will be fine for most people - even though it is slower than other NVME drives.Speeds in Mac OSRead 1692 MBsWrite 1578 MBsOverall verdict The main negative aspect is the QLC memory however it likely wont actually be an issue for many people. People who regularly deal with copyingtransferring huge filesfolders will probably be poorly suited by any consumer-grade SSD. QLC is less durable but there is a good warranty provided and likely the drive will almost certainly be obsolete before the drive becomes worn-out.I feel this drive hits a perfect price to performance match. It isnt perfect but itll be more than enough for most people and the price is very competitive. I own and use these drives in 2 of my computer systems and have been very satisfied.

Benjamin originally posted on mindfactory.de
Excellent product but be aware of the limitations of QLC
17 July 2019

Intel 660p Series M.2 2280 512GB PCI-Express 3.0 x4 3D2 QLC SSD: Buy this if you want a reliable QLC SSD. Do *not* buy this if your machine has insufficient RAM and uses virtual memory, for temporary files for video rendering, or for temporary files for gaming -- you will burn out the SSD and be mad at Intel when it is not their fault. This Intel product has a tendency to *not* be DOA (please read the other reviews). There were no problems installing Windows 10 version 1809 onto this SSD using default disk allocation settings. Windows 10 was installed from a USB flash drive (but not from the USB flash drive included in the Windows box because that USB flash drive has a reputation for being unreliable). It was necessary to download a device driver so that the Windows ... MoreIntel 660p Series M.2 2280 512GB PCI-Express 3.0 x4 3D2 QLC SSD: Buy this if you want a reliable QLC SSD. Do *not* buy this if your machine has insufficient RAM and uses virtual memory, for temporary files for video rendering, or for temporary files for gaming -- you will burn out the SSD and be mad at Intel when it is not their fault. This Intel product has a tendency to *not* be DOA (please read the other reviews). There were no problems installing Windows 10 version 1809 onto this SSD using default disk allocation settings. Windows 10 was installed from a USB flash drive (but not from the USB flash drive included in the Windows box because that USB flash drive has a reputation for being unreliable). It was necessary to download a device driver so that the Windows installer could recognize the Intel SSD but everything went smoothly after that. Installed on an ASRock B450M PRO4 AM4 Micro ATX motherboard with a Ryzen 2700 processor and 16GB of RAM, this SSD has been trouble-free for 6 months (100% health after 2106 hours per CrystalDiskInfo). On this motherboard, the NVMe M.2 socket is next to the CPU cooler, and the AMD stock cooler blows air across the motherboard where the SSD is located (SSD temperature 35C per CrystalDiskInfo). According to conventional wisdom, QLC is a good choice for "mostly read" applications such as a boot SSD, but QLC is *not* a good choice for write-intensive applications. As of this writing, the manufacturer's web site showed that the endurance rating of this 500GB device is 100 TBW (100 terabytes written).

PAUL H. originally posted on newegg.com
Fast, Cheap, and Plenty of room.
5 July 2019

I got this May 17, 2019 for $199.99 with a PowerSpec B742 that I purchased at the same time. The Micro Center staff were very helpful and told me that they install parts for free if the computer is a PowerSpec and the part is bought from them. So they installed this free for me and even migrated the OS from the 500 GB WD Blue M.2 SATA SSD that came with the computer. My upgraded PowerSpec B742 was ready for pick up late in the next day. I wasn't charged one cent extra for the installation and migration.The Intel 660P is very fast. I could get to the log on screen within 5 seconds of pushing the B742's power button! Games load much faster. It's 2 TB of storage space is plenty for my PC games. No more having to uninstall games to make room for new ones. I don't do ... MoreI got this May 17, 2019 for $199.99 with a PowerSpec B742 that I purchased at the same time. The Micro Center staff were very helpful and told me that they install parts for free if the computer is a PowerSpec and the part is bought from them. So they installed this free for me and even migrated the OS from the 500 GB WD Blue M.2 SATA SSD that came with the computer. My upgraded PowerSpec B742 was ready for pick up late in the next day. I wasn't charged one cent extra for the installation and migration.The Intel 660P is very fast. I could get to the log on screen within 5 seconds of pushing the B742's power button! Games load much faster. It's 2 TB of storage space is plenty for my PC games. No more having to uninstall games to make room for new ones. I don't do large file transfers (20 GB or more) so this SSD's small SLC cache is not a problem. The most intensive thing I do with my computer is play games. This SSD can have up to 400 TBW. I've looked at my hard drive usage, and I only average about 750 GB of writes per month (mostly games). That's 9 TB per year. At that rate, I won't reach 400 TBW for 44 years! The reliability of Intel's hard drives is also on par with that of Samsung. By comparison, the Samsung 970 EVO Plus is 2x more expensive for the 1 TB version and 2.5x more expensive for the 2 TB version. The price of the 660P 2 TB keeps dropping. It's currently at $194.99 on July 5, 2019. I've seen it drop as low as $187.99 in the past couple of months in other stores. I will get a second one of this once I free up some cash. Get this SSD if you only use your computer for gaming, watching streaming videos, surfing the internet, and for school. Get a Samsung 970 EVO Plus, a Samsung 970 PRO, a WD Black SN750, a Corsair MP510, or an Intel 900P series SSD if you do sequential writes of 20 TB size or larger. I have had absolutely no slow downs installing games from Steam at the maximum rate of up to 22 MB/s courtesy Comcast's Xfi internet service.

VICTOR1980 originally posted on microcenter.com
Great Gen3 SSD with DRAM, good value, and Intel reliability
21 January 2023

Intel 670p 1TB M.2 2280 PCIe NVMe 3.0 x4 QLC SSD SSDPEKNU010TZFirmware : 002CMade in China Oct 2021Drive came in a brown box, with retail package inside. Only things included were a paper booklet/manual and the SSD itself in protective plastic packaging. SSD is single sided, nothing on the back, except the Intel logo and a QR code sticker.Package was shipped from Florence, NJ, in a yellow bubble padded envelope. Free FedEx expedite shipping, arrived in 3 business days, 5 actual days because of New Year's Holiday.Running fine on Windows 7 x64 with a modified .infclient-64bit_f6flpyIntel Solid State Drive Client PCIe Windows DriverSeptember 2019Software Version 4.4.0.1003953 GB Usable SpaceSequential Benchmarks Read/Write: 3468 / 2545 ... MoreIntel 670p 1TB M.2 2280 PCIe NVMe 3.0 x4 QLC SSD SSDPEKNU010TZFirmware : 002CMade in China Oct 2021Drive came in a brown box, with retail package inside. Only things included were a paper booklet/manual and the SSD itself in protective plastic packaging. SSD is single sided, nothing on the back, except the Intel logo and a QR code sticker.Package was shipped from Florence, NJ, in a yellow bubble padded envelope. Free FedEx expedite shipping, arrived in 3 business days, 5 actual days because of New Year's Holiday.Running fine on Windows 7 x64 with a modified .infclient-64bit_f6flpyIntel Solid State Drive Client PCIe Windows DriverSeptember 2019Software Version 4.4.0.1003953 GB Usable SpaceSequential Benchmarks Read/Write: 3468 / 2545 MB/sBenchmarks match closely with stated specification. The 1TB version is just a bit slower on writes versus the 2TB version (3500/2700 MB/s). QLC NAND seems to slow down when the drive is filled, but this drive can still trade punches with the top Gen3 NVMe SSD because of DRAM and a good SMI controller.Slightly low endurance of 370 TBW, but probably won't reach that in the drive's lifetime. 5-years warranty from Intel (Solidigm) and no major issues reported, so hopefully it's reliable.Great drive to buy when on sale for an older Gen3 system. Performance matches the stated specs, and no component swapping shenanigans like other budget tier drives.

Jimmy originally posted on bhphotovideo.com
Great Price, Great Value
24 April 2022

I purchased this since it was on a great sale (less than $70) and thought this would be a good addition to my system upgrade (new CPU and MOBO), especially for the price. I ended up using it as my boot drive, replacing the onboard SSD. Wow, what a difference. I know that it isn't in the same class as some drives (Western Digital, Corsair, etc.) but it performs great. My boot times went from a couple minutes, even with a SSD, to about 30-35 seconds. I couldn't be happier. If you want quick performance without spending the extra dollars to squeeze ever last nano-second out of the read/write cycle, consider this drive. In fact, I wish I had purchased two at the time, too add the other NVMe drive slot on my motherboard. Will keep watch for another great sale.

William originally posted on bhphotovideo.com
Painfully slow and unresponsive SSD
11 June 2021

On paper, the 670p seems absolutely impressive with 2.5GB/s write speeds, and 330000 IOPS. With such specs and great price, there would be no reason to even look at Samsung, Micron and the likes.In reality, I've never seen this drive hit those numbers. Performance on a good day hovers at 200MB/s. Most annoyingly performance spikes in small bursts followed by periods of unresponsiveness. The drive stops responding entirely to read requests, freezing the machine for 10 to 20 seconds at a time.The Intel 670p fails to meet its paper specs, and is extremely painful to use. The choppy and spotty performance are a stark reminder of the spinning disk days.

Alexandru originally posted on bhphotovideo.com
awesome ssd for the price
21 March 2019

If you've watched reviews/videos on these SSD's you'll notice almost all reviewers use the 256GB versions. The reason why these SSD's are so cheap (comparatively) is they use QLC. which is great for density, bad for speed. They over come this by having a portion of static SLC (must faster) that then writes (dumps) to the QLC from time to time. The problem is if you are transferring large amounts of data all at once the fast SLC becomes full then everything is writing straight to the slow QLC. So why is this a big deal? The 256 GB versions, that most video reviewers use, have a small SLC portion (I don't remember the exact size). The 1TB and 2TB versions of these drives have much larger static SLC portions and there for can write much larger amounts of data while ... MoreIf you've watched reviews/videos on these SSD's you'll notice almost all reviewers use the 256GB versions. The reason why these SSD's are so cheap (comparatively) is they use QLC. which is great for density, bad for speed. They over come this by having a portion of static SLC (must faster) that then writes (dumps) to the QLC from time to time. The problem is if you are transferring large amounts of data all at once the fast SLC becomes full then everything is writing straight to the slow QLC. So why is this a big deal? The 256 GB versions, that most video reviewers use, have a small SLC portion (I don't remember the exact size). The 1TB and 2TB versions of these drives have much larger static SLC portions and there for can write much larger amounts of data while still being very fast. My setup was to buy 2 of the 1TB Intel 660P drives and put them in a raid 0 configuration. I did this for two reasons - First - I've effectively doubled my static fast SLC so I can write much larger amounts of data without worry of filling up the SLC before it has time to dump the data to the slower QLC. Second - the convenience of having a single drive (I have other sata SSD drives I use for backup). My results: I was able to fully install windows very quickly without any noticeable slowdowns. Then to test how it handled large amounts of data at once I moved two large games (Anthem and Battlefield V) which is just over 90GBs of data. It was able to move all 90GB's without ever slowing down staying steady at over 900MBs transfer rate. I couldn't be happier with these drives, just know what you are getting, what the shortcomings are and if you can either limit those shortcomings or live with them.

Paul N. originally posted on newegg.com
only for casual users
9 June 2019

if your'e only using this drive for mostly read purpose, basically this is the perfect NVME SSD for your wife or your gf who just wants their computer to load up fast and applications to load fast. If you're using this drive as a gaming partition, know that the first time you migrate all your game files over, which i'd imagine would be couple hundred gigs large, will be painfully slow after the initial 50~60GB or so. but you're mostly just playing games off of this drive and don't do much writing to it, it's perfectly fast. and if you're downloading games to this drive through internet connection that's fine too. since most internet tops out at 15~20 MB/s for average user, even gigabit tops out less than 100 MB/s in the real-world. basically this is for casual ... Moreif your'e only using this drive for mostly read purpose, basically this is the perfect NVME SSD for your wife or your gf who just wants their computer to load up fast and applications to load fast. If you're using this drive as a gaming partition, know that the first time you migrate all your game files over, which i'd imagine would be couple hundred gigs large, will be painfully slow after the initial 50~60GB or so. but you're mostly just playing games off of this drive and don't do much writing to it, it's perfectly fast. and if you're downloading games to this drive through internet connection that's fine too. since most internet tops out at 15~20 MB/s for average user, even gigabit tops out less than 100 MB/s in the real-world. basically this is for casual usage. but now that i've gotten a glimpse into the potential and speed of NVME, i am hooked. there's no going back. i am most likely either going to return this drive, or give this to my wife's laptop. i have another Corsair MP510 ordered on the way, and will likely order another 2TB Corsair to use as secondary. NVME really is powerful. the only reason you would get the 660P intel drive is as mentioned above, if it's for your gf, or wife, who just want their laptop to load and boost up fast, and rarely EVER write anything large at once. OR if you order the 2TB version of 660P and TREAT IT LIKE IT"S A 1.5TB drive, or manually set the over-provisioning for 500GB. that way the internal SLC will never fall below 50 GB at 75% capacity filled, or 200 GB at 25% capacity filled. to me i very often write large ISO and trasnferring them across partitiions, so i am mostly working with 50~70GB files, this is just not cutting it for me. at those environments, the speeds fall below my tried and true cricual MX500. to give you an example, i copied the Ghost Recon folder, which is 63 GB large, it took 6:50 to complete the task, the initial 20 GB was being copied at 1 GB/s throughput, but falls to less than 100 MB after. with the Crucial MX500, it took 5:30 throughout the entire consistant 450 MB/s throughput. this is done with the 1TB 660P 65~70% filled up, which is typical for average users. If you get a 2TB version, and reserve 500GB out of that as over-provisioning, even at its 1.5 TB space filled, you would still have 5GB of SLC cache to work with, but that's worst case scenario. if you have a 1.5TB capacity drive, you likely won't be working with it 100% filled all the time, so your SLC cache is like to be 100~200 GB. keep all this in mind. and decide if it's for you or not. obviously the 1TB version is $200. so even if you get it, and only use it as 1.5TB drive, it might be a competitive option compare to a speedy 1TB NVME like the Corsair or Samsung Evo, or HP 920. all of those other drives will have a much much MUCH higher raw writing speed after their SLC cache run out. if you have to decide what's for you. personally i am going with a speedy 1TB NVME. i do have to give Intel the props for pushing the QLC tech 660P drive forward into the market. because if it weren't for drives like the 660P or the Crucial P1, i would've never have given NVME a try at the first place. So although QLC NVME still leaves a lot to be desired, it did its job in thrusting the technology forward with its price/performance offer. it reminds me of when i first got into espresso machines. my very first was a cheapo $40 one that didn't make any true espresso by got me into the game. the subsequent machines i purchased each got better and better.

Howard L. originally posted on newegg.com

Specification

General
Device TypeSolid state drive - internal
Capacity2 TB
Hardware EncryptionYes
Encryption Algorithm256-bit AES

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