12th Gen Intel Core i9-12900KS CPU Essentials Product Collection 12th Generation Intel Core i9 Processors Code Name Products formerly Alder Lake Vertical Segment Desktop Processor Number i9-12900KS Lithography Intel 7 Use Conditions PC/Client/Tablet CPU Specifications Total Cores 16 # of Performance-cores 8 # of Efficient-cores 8 Total Threads 24 Max Turbo Frequency 5.50 GHz Intel Thermal Velocity Boost Frequency 5.50 GHz Intel Turbo Boost Max Technology 3.0 Frequency 5.30 GHz Performance-core Max Turbo Frequency 5.20 GHz Efficient-core Max Turbo Frequency 4.00 GHz Performance-core Base Frequency 3.40 GHz Efficient-core Base Frequency 2.50 GHz Cache 30 MB Intel Smart Cache Total L2 Cache 14 MB Processor Base Power 150 W Maximum Turbo Power 241 W Supplemental Information Embedded Options Available No Memory Specifications Max Memory Size (dependent on memory type) 128 GB Memory Types Up to DDR5 4800 MT/s Up to DDR4 3200 MT/s Max # of Memory Channels 2 Max Memory Bandwidth 76.8 GB/s ECC Memory Supported Yes Processor Graphics Processor Graphics Intel UHD Graphics 770 Graphics Base Frequency 300 MHz Graphics Max Dynamic Frequency 1.55 GHz Graphics Output e - DP 1.4b, DP 1.4a, HDMI 2.1 Execution Units 32 Max Resolution (HDMI) 4096 x 2160 @ 60Hz Max Resolution (DP) 7680 x 4320 @ 60Hz Max Resolution (e - DP - Integrated Flat Panel) 5120 x 3200 @ 120Hz Direct - X* Support 12 Open - GL* Support 4.5 Multi-Format Codec Engines 2 Intel Quick Sync Video Yes Intel Clear Video HD Technology Yes # of Displays Supported 4 Device ID 0x4680 Open - CL* Support 2.1 Expansion Options Direct Media Interface (DMI) Revision 4.0 Max # of DMI Lanes 8 Scalability 1S Only PCI Express Revision 5.0 and 4.0 PCI Express Configurations Up to 1x16+4, 2x8+4 Max # of PCI Express Lanes 20 Package Specifications Max CPU Configuration 1 Thermal Solution Specification PCG 2022E Intel Thermal Velocity Boost Temperature 50 °C Package Size 45.0 mm x 37.5 mm Advanced Technologies Intel Gaussian & Neural Accelerator 3.0 Intel Thread Director Yes Intel Deep Learning Boost (Intel DL Boost) Yes Intel Optane Memory Supported Yes Intel Speed Shift Technology Yes Intel Adaptive Boost Technology Yes Intel Thermal Velocity Boost Yes Intel Turbo Boost Max Technology 3.0 Yes Intel Turbo Boost Technology 2.0 Intel Hyper-Threading Technology Yes Intel 64 Yes Instruction Set 64-bit Instruction Set Extensions Intel SSE4.1, Intel SSE4.2, Intel AVX2 Idle States Yes Enhanced Intel Speed - Step Technology Yes Thermal Monitoring Technologies Yes Intel Volume Management Device (VMD) Yes Security & Reliability Intel v - Pro Platform Eligibility Yes Intel v - Pro Enterprise Platform Eligibility Yes Intel Threat Detection Technology (TDT) Yes Intel Active Management Technology (AMT) Yes Intel Standard Manageability (ISM) Yes Intel One-Click Recovery Yes Intel Hardware Shield Eligibility Yes Intel AES New Instructions Yes Secure Key Yes Intel OS Guard Yes Intel Trusted Execution Technology Yes Execute Disable Bit Yes Intel Boot Guard Yes Mode-based Execute Control (MBEC) Yes Intel Control-Flow Enforcement Technology Yes Intel Total Memory Encryption - Multi Key Yes Intel Total Memory Encryption Yes Intel Virtualization Technology with Redirect Protection (VT-rp) Yes Intel Virtualization Technology (VT-x) Yes Intel Virtualization Technology for Directed I/O (VT-d) Yes Intel VT-x with Extended Page Tables (EPT) Yes