
Intel Core i9 12900K 16 Core Alder Lake Unlocked CPU/Processor
Intel Core i9 12900K, S 1700, Alder Lake, 16 Cores, 24 Threads, 3.2GHz, 5.1GHz Turbo, 30MB Cache, 125W, Retail
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12th Gen Intel® Core™ i9-12900K Alder Lake Desktop CPU

BUILT FOR THE NEXT GENERATION OF GAMING The 12th Generation of Intel® Core™ Processors are here! The i9-12900K gives you the highest clock speeds and a groundbreaking new architecture, you will be able to push your gameplay to new heights while secondary apps run seamlessly in the background. This processor is unlocked and overclockable for you to be able to unleash extreme performance. The 12th Generations CPU's are compatible with most 600 series motherboards and support PCIe Gen 5, you can also take advantage of DDR5 memory and great features like Intel Turbo Boost Max Technology 3.0.
16 Cores8 Performance Cores
8 Efficient Cores
24 Threads16 on Performance Cores
8 on Efficient Cores
5.2/3.2 GHzSingle P Core Max/Base Clock
3.9/2.4 GHzSingle E Core Max/Base Clock
20CPU Lanes
30MBCache Size
Divide and Conquer

REVOLUTIONARY PERFORMANCE AND MULTITASKING Intel’s new performance hybrid architecture integrates two core families into a single CPU, keeping everything in your gaming universe running smoothly. The Intel Thread Director prioritses and manages workloads, sending tasks to the best core for the job.
8 Performance CoresP-cores are built for performance across single and lightly-threaded workloads, enhancing activities like gaming and productivity.
8 Efficient CoresE-cores are optimized for multi-threaded performance, minimizing interruptions from secondary tasks.
Performance Beyond the Cores

Ready for whats next 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.
Best-in-class connectivityThunderbolt™ 4 and Intel® Killer™ Wi-Fi 6/6E (Gig+) deliver fast transfer speeds and connections to peripherals.
Streamlined overclocking Separate overclocking controls for both types of cores gives you nuanced personalization.
Find your perfect Intel 12th Gen PC
Our 3XS systems have won hundreds of awards over the years, so you know you’re getting a quality product backed by a wealth of expertise. We build fast and reliable PCs, workstations and laptops, using only the highest quality components. All 3XS systems are also covered by our premium 3-year warranty.
Custom ShopPCs designed and custom crafted for a totally individual look in your home.

Intel Processor Specifications
Series |
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Model |
Generation |
Architecture |
Socket |
P-cores / Threads |
E-cores / Threads |
Base Frequency |
Turbo Frequency |
Level 3 Cache |
Memory
Controller |
Maximum Memory |
DDR5 Memory Frequency |
DDR4 Memory Frequency |
PCIe 5.0 / 4.0 / 3.0 Lanes |
Integrated GPU |
Integrated NPU |
TDP |
CORE ULTRA 9 & I9 | CORE ULTRA 7 & I7 | CORE ULTRA 5 & I5 | Core i3 | Pentium | Celeron | ||||||||||||||||||||||||||||||||||||||||||||||||||||
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285K | 14900KS | 14900K | 14900KF | 14900 | 14900F | 13900KS | 13900K | 13900KF | 13900 | 13900F | 12900KS | 12900K | 12900KF | 12900 | 12900F | 265K | 265KF | 14700K | 14700KF | 14700 | 14700F | 13700K | 13700KF | 13700 | 13700F | 12700K | 12700KF | 12700 | 12700F | 245K | 245KF | 14600K | 14600KF | 14500 | 14400 | 14400F | 13600K | 13600KF | 13600 | 13500 | 13400 | 13400F | 12600K | 12600KF | 12600 | 12500 | 12400 | 12400F | 14100 | 14100F | 13100 | 13100F | 12300 | 12100 | 12100F | G7400 | G6900 |
2nd series | 14th | 14th | 14th | 14th | 14th | 13th | 13th | 13th | 13th | 13th | 12th | 12th | 12th | 12th | 12th | 2nd series | 2nd series | 14th | 14th | 14th | 14th | 13th | 13th | 13th | 13th | 12th | 12th | 12th | 12th | 2nd series | 2nd series | 14th | 14th | 14th | 14th | 14th | 13th | 13th | 13th | 13th | 13th | 13th | 12th | 12th | 12th | 12th | 12th | 12th | 14th | 14th | 13th | 13th | 12th | 12th | 12th | 12th | 12th |
Arrow Lake | Raptor Lake Refresh | Raptor Lake Refresh | Raptor Lake Refresh | Raptor Lake Refresh | Raptor Lake Refresh | Raptor Lake | Raptor Lake | Raptor Lake | Raptor Lake | Raptor Lake | Alder Lake | Alder Lake | Alder Lake | Alder Lake | Alder Lake | Arrow Lake | Arrow Lake | Raptor Lake Refresh | Raptor Lake Refresh | Raptor Lake Refresh | Raptor Lake Refresh | Raptor Lake | Raptor Lake | Raptor Lake | Raptor Lake | Alder Lake | Alder Lake | Alder Lake | Alder Lake | Arrow Lake | Arrow Lake | Raptor Lake Refresh | Raptor Lake Refresh | Raptor Lake Refresh | Raptor Lake Refresh | Raptor Lake Refresh | Raptor Lake | Raptor Lake | Raptor Lake | Raptor Lake | Raptor Lake | Raptor Lake | Alder Lake | Alder Lake | Alder Lake | Alder Lake | Alder Lake | Alder Lake | Raptor Lake Refresh | Raptor Lake Refresh | Raptor Lake | Raptor Lake | Alder Lake | Alder Lake | Alder Lake | Alder Lake | Alder Lake |
LGA1851 | S1700 | S1700 | S1700 | S1700 | S1700 | S1700 | S1700 | S1700 | S1700 | S1700 | S1700 | S1700 | S1700 | S1700 | S1700 | LGA1851 | LGA1851 | S1700 | S1700 | S1700 | S1700 | S1700 | S1700 | S1700 | S1700 | S1700 | S1700 | S1700 | S1700 | LGA1851 | LGA1851 | S1700 | S1700 | S1700 | S1700 | S1700 | S1700 | S1700 | S1700 | S1700 | S1700 | S1700 | S1700 | S1700 | S1700 | S1700 | S1700 | S1700 | S1700 | S1700 | S1700 | S1700 | S1700 | S1700 | S1700 | S1700 | S1700 |
8 / 8 | 8 / 16 | 8 / 16 | 8 / 16 | 8 / 16 | 8 / 16 | 8 / 16 | 8 / 16 | 8 / 16 | 8 / 16 | 8 / 16 | 8 / 16 | 8 / 16 | 8 / 16 | 8 / 16 | 8 / 16 | 8 / 8 | 8 / 8 | 8 / 16 | 8 / 16 | 8 / 16 | 8 / 16 | 8 / 16 | 8 / 16 | 8 / 16 | 8 / 16 | 8 / 16 | 8 / 16 | 8 / 16 | 8 / 16 | 6 / 6 | 6 / 6 | 6 / 12 | 6 / 12 | 6 / 12 | 6 / 12 | 6 / 12 | 6 / 12 | 6 / 12 | 6 / 12 | 6 / 12 | 6 / 12 | 6 / 12 | 6 / 12 | 6 / 12 | 6 / 12 | 6 / 12 | 6 / 12 | 6 / 12 | 4 / 8 | 4 / 8 | 4 / 8 | 4 / 8 | 4 / 8 | 4 / 8 | 4 / 8 | 2 / 4 | 2 / 2 |
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3.7GHz | TBC | 3.2GHz | 3.2GHz | TBC | TBC | 3.2GHz | 3.0GHz | 3.0GHz | 2.0GHz | 2.0GHz | 3.4GHz | 3.2GHz | 3.2GHz | 2.4GHz | 2.4GHz | 3.9GHz | 3.9GHz | 3.4GHz | 3.4GHz | TBC | TBC | 3.6GHz | 3.6GHz | 2.1GHz | 2.1GHz | 3.6GHz | 3.6GHz | 2.1GHz | 2.1GHz | 4.2GHz | 4.2GHz | 3.5GHz | 3.5GHz | TBC | TBC | TBC | 3.7GHz | 3.7GHz | 2.7GHz | 2.5GHz | 2.5GHz | 2.5GHz | 3.7GHz | 3.7GHz | 3.3GHz | 3.0GHz | 2.5GHz | 2.5GHz | TBC | TBC | 3.4GHz | 3.4GHz | 3.5GHz | 3.3GHz | 3.3GHz | 3.7GHz | 3.4GHz |
5.7GHz | 6.2GHz | 6.0GHz | 6.0GHz | 5.8GHz | 5.8GHz | 6.0GHz | 5.8GHz | 5.8GHz | 5.6GHz | 5.6GHz | 5.5GHz | 5.1GHz | 5.1GHz | 5.1GHz | 5.1GHz | 5.5GHz | 5.5GHz | 5.6GHz | 5.6GHz | 5.4GHz | 5.4GHz | 5.7GHz | 5.7GHz | 5.2GHz | 5.2GHz | 4.9GHz | 4.9GHz | 4.9GHz | 4.9GHz | 5.2GHz | 5.2GHz | 5.3GHz | 5.3GHz | 5.0GHz | 4.7GHz | 4.7GHz | 5.1GHz | 5.1GHz | 5.0GHz | 4.8GHz | 4.6GHz | 4.6GHz | 4.9GHz | 4.9GHz | 4.8GHz | 4.6GHz | 4.4GHz | 4.4GHz | 4.7GHz | 4.7GHz | 4.5GHz | 4.5GHz | 4.4GHz | 4.3GHz | 4.3GHz | ✖ | ✖ |
36MB | 36MB | 36MB | 36MB | 36MB | 36MB | 36MB | 36MB | 36MB | 36MB | 36MB | 30MB | 30MB | 30MB | 30MB | 30MB | 30MB | 30MB | 33MB | 33MB | 33MB | 33MB | 30MB | 30MB | 30MB | 30MB | 25MB | 25MB | 25MB | 25MB | 24MB | 24MB | 24MB | 24MB | 24MB | 20MB | 20MB | 24MB | 24MB | 24MB | 24MB | 20MB | 20MB | 20MB | 20MB | 18MB | 18MB | 18MB | 18MB | 12MB | 12MB | 12MB | 12MB | 12MB | 12MB | 12MB | 6MB | 4MB |
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258GB | 192GB | 192GB | 192GB | 192GB | 192GB | 128GB | 128GB | 128GB | 128GB | 128GB | 128GB | 128GB | 128GB | 128GB | 128GB | 256GB | 256GB | 192GB | 192GB | 192GB | 192GB | 128GB | 128GB | 128GB | 128GB | 128GB | 128GB | 128GB | 128GB | 256GB | 256GB | 192GB | 192GB | 192GB | 192GB | 192GB | 128GB | 128GB | 128GB | 128GB | 128GB | 128GB | 128GB | 128GB | 128GB | 128GB | 128GB | 128GB | 192GB | 192GB | 128GB | 128GB | 128GB | 128GB | 128GB | 128GB | 128GB |
6,400MHz | 5,600MHz | 5,600MHz | 5,600MHz | 5,200MHz | 5,200MHz | 5,600MHz | 5,600MHz | 5,600MHz | 5,600MHz | 5,600MHz | 4,800MHz | 4,800MHz | 4,800MHz | 4,800MHz | 4,800MHz | 6,400MHz | 6,400MHz | 5,600MHz | 5,600MHz | 5,200MHz | 5,200MHz | 5,600MHz | 5,600MHz | 5,600MHz | 5,600MHz | 4,800MHz | 4,800MHz | 4,800MHz | 4,800MHz | 6,400MHz | 6,400MHz | 5,600MHz | 5,600MHz | 5,200MHz | 5,200MHz | 5,200MHz | 5,600MHz | 5,600MHz | 4,800MHz | 4,800MHz | 4,800MHz | 4,800MHz | 4,800MHz | 4,800MHz | 4,800MHz | 4,800MHz | 4,800MHz | 4,800MHz | 4,800MHz | 4,800MHz | 4,800MHz | 4,800MHz | 4,800MHz | 4,800MHz | 4,800MHz | 4,800MHz | 4,800MHz |
✖ | 3,200MHz | 3,200MHz | 3,200MHz | 3,200MHz | 3,200MHz | 3,200MHz | 3,200MHz | 3,200MHz | 3,200MHz | 3,200MHz | 3,200MHz | 3,200MHz | 3,200MHz | 3,200MHz | 3,200MHz | ✖ | ✖ | 3,200MHz | 3,200MHz | 3,200MHz | 3,200MHz | 3,200MHz | 3,200MHz | 3,200MHz | 3,200MHz | 3,200MHz | 3,200MHz | 3,200MHz | 3,200MHz | ✖ | ✖ | 3,200MHz | 3,200MHz | 3,200MHz | 3,200MHz | 3,200MHz | 3,200MHz | 3,200MHz | 3,200MHz | 3,200MHz | 3,200MHz | 3,200MHz | 3,200MHz | 3,200MHz | 3,200MHz | 3,200MHz | 3,200MHz | 3,200MHz | 3,200MHz | 3,200MHz | 3,200MHz | 3,200MHz | 3,200MHz | ✖ | ✖ | ✖ | ✖ |
20 / 4 / 0 | 16 / 4 / 0 | 16 / 4 / 0 | 16 / 4 / 0 | 16 / 4 / 0 | 16 / 4 / 0 | 16 / 4 / 0 | 16 / 4 / 0 | 16 / 4 / 0 | 16 / 4 / 0 | 16 / 4 / 0 | 16 / 4 / 0 | 16 / 4 / 0 | 16 / 4 / 0 | 16 / 4 / 0 | 16 / 4 / 0 | 20 / 4 / 0 | 20 / 4 / 0 | 16 / 4 / 0 | 16 / 4 / 0 | 16 / 4 / 0 | 16 / 4 / 0 | 16 / 4 / 0 | 16 / 4 / 0 | 16 / 4 / 0 | 16 / 4 / 0 | 16 / 4 / 0 | 16 / 4 / 0 | 16 / 4 / 0 | 16 / 4 / 0 | 20 / 4 / 0 | 20 / 4 / 0 | 16 / 4 / 0 | 16 / 4 / 0 | 16 / 4 / 0 | 16 / 4 / 0 | 16 / 4 / 0 | 16 / 4 / 0 | 16 / 4 / 0 | 16 / 4 / 0 | 16 / 4 / 0 | 16 / 4 / 0 | 16 / 4 / 0 | 16 / 4 / 0 | 16 / 4 / 0 | 16 / 4 / 0 | 16 / 4 / 0 | 16 / 4 / 0 | 16 / 4 / 0 | 16 / 4 / 0 | 16 / 4 / 0 | 16 / 4 / 0 | 16 / 4 / 0 | 16 / 4 / 0 | 16 / 4 / 0 | 16 / 4 / 0 | 16 / 4 / 0 | 16 / 4 / 0 |
✓ | ✓ | ✓ | ✖ | ✓ | ✖ | ✓ | ✓ | ✖ | ✓ | ✖ | ✓ | ✓ | ✖ | ✓ | ✖ | ✓ | ✖ | ✓ | ✖ | ✓ | ✖ | ✓ | ✖ | ✓ | ✖ | ✓ | ✖ | ✓ | ✖ | ✓ | ✖ | ✓ | ✖ | ✓ | ✓ | ✖ | ✓ | ✖ | ✓ | ✓ | ✓ | ✖ | ✓ | ✓ | ✓ | ✓ | ✓ | ✖ | ✓ | ✖ | ✓ | ✖ | ✓ | ✓ | ✖ | ✓ | ✓ |
✓ | ✖ | ✖ | ✖ | ✖ | ✖ | ✖ | ✖ | ✖ | ✖ | ✖ | ✖ | ✖ | ✖ | ✖ | ✖ | ✓ | ✓ | ✖ | ✖ | ✖ | ✖ | ✖ | ✖ | ✖ | ✖ | ✖ | ✖ | ✖ | ✖ | ✓ | ✓ | ✖ | ✖ | ✖ | ✖ | ✖ | ✖ | ✖ | ✖ | ✖ | ✖ | ✖ | ✖ | ✖ | ✖ | ✖ | ✖ | ✖ | ✖ | ✖ | ✖ | ✖ | ✖ | ✖ | ✖ | ✖ | ✖ |
125W | 150W | 125W | 125W | 65W | 65W | 150W | 125W | 125W | 65W | 65W | 150W | 125W | 125W | 65W | 65W | 125W | 125W | 125W | 125W | 65W | 65W | 65W | 65W | 125W | 125W | 65W | 65W | 125W | 125W | 125W | 125W | 65W | 65W | 65W | 65W | 65W | 65W | 65W | 65W | 65W | 125W | 125W | 65W | 65W | 65W | 65W | 60W | 60W | 65W | 65W | 65W | 65W | 65W | 46W | 46W | 46W | 46W |