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Intel Core i9-12900K Desktop Processor 16 (8P+8E) Cores up to 5.2 GHz Unlocked LGA1700 600 Series Chipset 125W

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From the manufacturer

i9-12900K headeri9-12900K header

Built for the next generation of gaming.

12th Gen Intel Core i9-12900K desktop processor

Tech Specs

Single P-core Max/Base Speed 5.2/3.2 GHz Single E-core Max/Base Speed 3.9/2.4 GHz Processor base power 125W Intel Smart Cache 30MB Motherboard compatibility 600 series(3) Total CPU PCIe lanes 20 Memory speed DDR5 Socket 1700 Discrete graphics required? No

Performance that puts gaming first.

Revolutionary performance and multitasking.Revolutionary performance and multitasking.

Divide and conquer.Divide and conquer.

Performance beyond the cores.Performance beyond the cores.

Revolutionary performance and multitasking.

With the highest clock speeds and a groundbreaking new architecture, you’ll be able to push your gameplay to new heights while secondary apps run seamlessly in the background.Up to 5.2 GHz Max Clock Speed(1)16 Cores (8 Performance-cores, 8 Efficient-cores)24 Threads (16 on Performance-cores, 8 on Efficient-cores)Unlocked and overclockable(2)

Divide and conquer.

Intel’s new performance hybrid architecture integrates two core families into a single CPU, keeping everything in your gaming universe running smoothly.Intel Thread Director prioritizes and manages workloads, sending tasks to the best core for the job.(4)P-cores are built for performance across single and lightly-threaded workloads, enhancing activities like gaming and productivity.E-cores are optimized for multi-threaded performance, minimizing interruptions from secondary tasks.

Performance beyond the cores.

The new processor architecture is also compatible with the latest platform innovations, giving you performance improvements throughout your PC.Support for PCIe Gen 5 and DDR5 for high-performance components like memory and graphics.Thunderbolt 4 and Intel Killer Wi-Fi 6/6E (Gig+) deliver fast transfer speeds and connections to peripherals.(5)Separate overclocking controls for both types of cores gives you nuanced personalization.

Processor Cores (P-cores + E-cores)
16 (8P+8E) 16 (8P+8E) 12 (8P+4E) 12 (8P+4E) 10 (6P+4E) 10 (6P+4E)

Processor Threads
24 24 20 20 16 16

P-core / E-core Base Frequency (GHz)
3.2P-core / 2.4E-core 3.2P-core / 2.4E-core 3.6P-core / 2.7E-core 3.6P-core / 2.7E-core 3.7P-core / 2.8E-core 3.7P-core / 2.8E-core

Single P-core / E-core Turbo Frequency (GHz)
Up to 5.1P-core / 3.9E-core Up to 5.1P-core / 3.9E-core Up to 4.9P-core / 3.8E-core Up to 4.9P-core / 3.8E-core Up to 4.9P-core / 3.6E-core Up to 4.9P-core / 3.6E-core

Intel Turbo Boost Max Technology 3.0 Frequency (GHz)
Up to 5.2 Up to 5.2 Up to 5.0 Up to 5.0 N/A N/A

Intel Smart Cache (L3) Size
30MB 30MB 25MB 25MB 20MB 20MB

Total L2 Cache
14MB 14MB 12MB 12MB 9.5MB 9.5MB

Memory Speed

Memory Speed Support
4800MHz 3200MHz 4800MHz 3200MHz 4800MHz 3200MHz 4800MHz 3200MHz 4800MHz 3200MHz 4800MHz 3200MHz

Total CPU PCI Express Lanes
20 20 20 20 20 20



30 MB of L3 cache memory provides excellent hit rate in short access time enabling improved system performance
10 nm enables improved performance per watt and micro architecture makes it power-efficient
Intel 7 Architecture enables improved performance per watt and micro architecture makes it power-efficient


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