Intel 7 Alder Lake Processor Base Power: 125W Maximum Turbo Power: 241W 30MB L3 Cache 14MB L2 Cache Intel UHD Graphics 770 Windows 11 Supported

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Processors TypeDesktop
SeriesCore i9 12th Gen
NameCore i9-12900K
CPU Socket Type LGA 1700
Core Name Alder Lake
# of Cores 16-Core (8P+8E)
# of Threads 24
Operating Frequency P-core Base Frequency: 3.2 GHz
E-core Base Frequency: 2.4 GHz
Max Turbo Frequency Intel Turbo Boost Max Technology 3.0 Frequency: Up to 5.2 GHz
Single P-core Turbo Frequency: Up to 5.1 GHz
Single E-core Turbo Frequency: Up to 3.9 GHz
L2 Cache 14MB
L3 Cache 30MB
Manufacturing Tech Intel 7
64-Bit Support Yes
Hyper-Threading Support Yes
Memory TypesDDR4 3200 / DDR5 4800
Memory Channel2
Max Memory Size128 GB
Max Memory Bandwidth76.8 GB/s
Virtualization Technology Support Yes
Integrated GraphicsIntel UHD Graphics 770
Graphics Base Frequency300 MHz
Graphics Max Dynamic Frequency1.55 GHz
PCI Express Revision5.0
Max Number of PCI Express Lanes20
Thermal Design Power Processor Base Power: 125W
Maximum Turbo Power: 241W
Cooling DeviceCooling device not included - Processor Only
Windows 11Supported
Additional Information
Date First AvailableOctober 08, 2021

12th Gen Intel® Core™ i9-12900K desktop processor

Built for the next generation of gaming.
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 to5.2 GHz Max Clock Speed1
16 Cores8 Performance-cores8 Efficient-cores
24 Threads16 on Performance-cores8 on Efficient-cores
Unlocked and overclockable2
Single P-core Max/Base Clock Speed: 5.2/3.2 GHzSingle E-core Max/Base Clock Speed: 3.9/2.4 GHzIntel® Turbo Boost Max Technology 3.0Processor base power: 125WIntel® Smart Cache: 30MBMotherboard compatibility: 600 series3Total CPU PCIe lanes: 20Memory speed: DDR5
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.
12th Gen Intel® Core™ i5 processor
12th Gen Intel® Core™ i7 processor
12th Gen Intel® Core™ i9 processor

Intel® Thread Director

Prioritizes and manages workloads, sending tasks to the best core for the job.4

8 Performance-cores

P-cores are built for performance across single and lightly-threaded workloads, enhancing activities like gaming and productivity.

8 Efficient-cores

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.

Ready for what’s nextSupport for PCIe Gen 5 and DDR5 for high-performance components like memory and graphics.
Best-in-class connectivityThunderbolt™ 4 technology and Intel® Killer™ Wi-Fi 6/6E (Gig+) deliver fast transfer speeds and connections to peripherals.5
Streamlined overclockingSeparate overclocking controls for both types of cores gives you nuanced personalization.