The SanDisk Optimus GX PRO 850X internal hard drive delivers professional-grade storage performance, with a capacity of 4 TB to meet demanding storage requirements. Designed for high-speed applications, this M.2 2280 solid-state drive utilizes PCI Express 4.0 x4 (NVMe) interface, showcasing internal data rates of 7300 MBps for reading and 6600 MBps for writing. Enhanced with 3D triple-level cell (TLC) NAND flash memory, it ensures rapid data access and efficient operation, suitable for various environments with operating temperatures ranging from 0°C to 85°C. This drive also features nCache 4.0 technology, which optimizes data flow for high-demand tasks, while providing impressive endurance with a lifespan of 2400 TB. Built with security in mind, it supports TCG Opal Encryption 2.01, offering secure data management for users. The SanDisk Optimus GX PRO 850X endures extreme conditions with shock tolerance of 1500 g and operates reliably in various vibration scenarios, ensuring exceptional performance over time.
The SanDisk Optimus GX PRO 850X internal hard drive delivers professional-grade storage performance, with a capacity of 4 TB to meet demanding storage requirements. Designed for high-speed applications, this M.2 2280 solid-state drive utilizes PCI Express 4.0 x4 (NVMe) interface, showcasing internal data rates of 7300 MBps for reading and 6600 MBps for writing. Enhanced with 3D triple-level cell (TLC) NAND flash memory, it ensures rapid data access and efficient operation, suitable for various environments with operating temperatures ranging from 0°C to 85°C. This drive also features nCache 4.0 technology, which optimizes data flow for high-demand tasks, while providing impressive endurance with a lifespan of 2400 TB. Built with security in mind, it supports TCG Opal Encryption 2.01, offering secure data management for users. The SanDisk Optimus GX PRO 850X endures extreme conditions with shock tolerance of 1500 g and operates reliably in various vibration scenarios, ensuring exceptional performance over time.
SANDISK Optimus GX PRO 850X PCIe 4.0 NVMe SSD 4 TB
The SanDisk Optimus GX PRO 850X internal hard drive delivers professional-grade storage performance, with a capacity of 4 TB to meet demanding storage requirements. Designed for high-speed applications, this M.2 2280 solid-state drive utilizes PCI Express 4.0 x4 (NVMe) interface, showcasing internal data rates of 7300 MBps for reading and 6600 MBps for writing. Enhanced with 3D triple-level cell (TLC) NAND flash memory, it ensures rapid data access and efficient operation, suitable for various environments with operating temperatures ranging from 0°C to 85°C. This drive also features nCache 4.0 technology, which optimizes data flow for high-demand tasks, while providing impressive endurance with a lifespan of 2400 TB. Built with security in mind, it supports TCG Opal Encryption 2.01, offering secure data management for users. The SanDisk Optimus GX PRO 850X endures extreme conditions with shock tolerance of 1500 g and operates reliably in various vibration scenarios, ensuring exceptional performance over time.
The SanDisk Optimus GX PRO 850X internal hard drive delivers professional-grade storage performance, with a capacity of 4 TB to meet demanding storage requirements. Designed for high-speed applications, this M.2 2280 solid-state drive utilizes PCI Express 4.0 x4 (NVMe) interface, showcasing internal data rates of 7300 MBps for reading and 6600 MBps for writing. Enhanced with 3D triple-level cell (TLC) NAND flash memory, it ensures rapid data access and efficient operation, suitable for various environments with operating temperatures ranging from 0°C to 85°C. This drive also features nCache 4.0 technology, which optimizes data flow for high-demand tasks, while providing impressive endurance with a lifespan of 2400 TB. Built with security in mind, it supports TCG Opal Encryption 2.01, offering secure data management for users. The SanDisk Optimus GX PRO 850X endures extreme conditions with shock tolerance of 1500 g and operates reliably in various vibration scenarios, ensuring exceptional performance over time.
in 4 offers
The lowest price for SANDISK Optimus GX PRO 850X PCIe 4.0 NVMe SSD 4 TB right now is $1,211.68 at Big Apple Buddy, compared across 4 retailers.
The all-time low was $389.00 on 29 Oct 2026 — today's price is 211% above the lowest ever. It has been notably cheaper before — worth setting a price alert.
Prices last updated 5 Nov 2026.
Last updated at 05/11/2026 12:40:56
SANDISK Optimus GX PRO 4TB 850X NVMe SSD Internal Solid State Drive - Gen4 PCIe, M.2 2280, Up to 7,300 MB/s Read Speed - SDSP81400TAN
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
SANDISK 4TB Optimus GX PRO 850X PCIe 4.0 M.2 2280 NVMe SSD - 4000GB, SDSP81400TAN-000E0
Delivery $171.07
SANDISK 4TB Optimus GX PRO 850X PCIe 4.0 x4 M.2 2280 NVMe SSD - SDSP81400TAN-000E0
Delivery $47
SanDisk Optimus GX PRO 4TB 850X NVMe SSD, PCIe 4.0 Gen4, M.2 2280 Internal - Up to 7,300 MB/s Read | General
Delivery $8.95
| Type | Internal |
| Brand | SanDisk |
| Form Factor | M.2 2280 |
| NVMe | Yes |
| Capacity | 4 TB |
SANDISK Optimus GX PRO 4TB 850X NVMe SSD Internal Solid State Drive - Gen4 PCIe, M.2 2280, Up to 7,300 MB/s Read Speed - SDSP81400TAN
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
SANDISK 4TB Optimus GX PRO 850X PCIe 4.0 M.2 2280 NVMe SSD - 4000GB, SDSP81400TAN-000E0
Delivery $171.07
SANDISK 4TB Optimus GX PRO 850X PCIe 4.0 x4 M.2 2280 NVMe SSD - SDSP81400TAN-000E0
Delivery $47
SanDisk Optimus GX PRO 4TB 850X NVMe SSD, PCIe 4.0 Gen4, M.2 2280 Internal - Up to 7,300 MB/s Read | General
Delivery $8.95
| Type | Internal |
| Brand | SanDisk |
| Form Factor | M.2 2280 |
| NVMe | Yes |
| Capacity | 4 TB |
