Intel i9-12900KS CPU 3.4GHz (5.5GHz Turbo) 12th Gen LGA1700
Intel i9-12900KS CPU 3.4GHz (5.5GHz Turbo) 12th Gen LGA1700 16-Cores 24-Threads 30MB 150W UHD Graphic 770 Unlocked Retail Box Alder Lake
Essentials
Product Collection: 12th Generation Intel® Core™ i9 Processors
Code Name: Products formerly Alder Lake
Vertical: Segment Desktop
Processor: Number i9-12900KS
Status: Launched
Launch Date: Q1'22
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
Datasheet View now
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 eDP 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 (eDP - Integrated Flat Panel)‡ 5120 x 3200 @ 120Hz
DirectX* Support 12
OpenGL* 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
OpenCL* Support 2.1
Expansion Options
Direct Media Interface (DMI) Revision 4
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
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