The Intel Core i9-12900K is a high-end desktop processor built for serious gamers, content creators, and power users who demand top-tier performance. With its hybrid architecture combining performance and efficiency cores, this 12th generation chip handles everything from competitive gaming at high refresh rates to video editing, 3D rendering, and heavy multitasking without breaking a sweat. Whether you're streaming while gaming or running multiple creative applications simultaneously, the i9-12900K delivers the horsepower you need. This processor features 16 cores and 24 threads, with performance cores boosting up to 5.1GHz and a base clock of 3.2GHz, backed by 30MB of Intel Smart Cache for rapid data access. The integrated Intel UHD Graphics 770 means you can run a basic system without a dedicated graphics card, though most users pair this chip with a discrete GPU to unlock its full gaming and creative potential. With a 125W base power rating that can reach 241W under full turbo load, this is a chip that means business. The i9-12900K uses the LGA1700 socket and pairs with Intel 600-series motherboards such as Z690 for overclocking support or B660 for more budget-conscious builds. No cooler is included in the retail box, so you'll need to purchase a capable aftermarket cooler separately—a robust tower cooler or 240mm AIO liquid cooler is recommended to keep temperatures in check under load. This is the retail boxed version with full Intel warranty, not an OEM tray unit. Processor Processor manufacturer Intel Processor family Intel® Core™ i9 Processor generation 12th gen Intel® Core™ i9 Processor model i9-12900K Processor cores 16 Processor socket LGA 1700 Cooler included No Component for PC Processor threads 24 Processor operating modes 64-bit Performance cores 8 Efficient cores 8 Processor boost frequency 5.2 GHz Performance-core boost frequency 5.1 GHz Performance-core base frequency 3.2 GHz Efficient-core boost frequency 3.9 GHz Efficient-core base frequency 2.4 GHz Processor cache 30 MB Processor cache type Smart Cache Maximum turbo power 241 W Processor base power 125 W Bus type DMI4 Maximum number of DMI lanes 8 Memory bandwidth supported by processor (max) 76.8 GB/s Processor codename Alder Lake Processor ARK ID 134599 Memory Maximum internal memory supported by processor 128 GB Memory types supported by processor DDR4-SDRAM, DDR5-SDRAM Memory channels Dual-channel Non-ECC Yes Memory bandwidth (max) 76.8 GB/s ECC Yes Graphics Discrete graphics card No On-board graphics card Yes On-board graphics card model Intel UHD Graphics 770 On-board graphics card outputs supported Embedded DisplayPort (eDP), Embedded DisplayPort (eDP) 1.4b, DisplayPort 1.4a, DisplayPort 1.4, HDMI 2.1 On-board graphics card dynamic frequency (max) 1.55 MHz On-board graphics card base frequency 300 MHz Number of displays supported (on-board graphics) 4 On-board graphics card OpenGL version 4.5 On-board graphics card DirectX version 12.0 On-board graphics card maximum resolution (HDMI) 4096 x 2160 pixels On-board graphics card maximum resolution (eDP - Integrated Flat Panel) 5120 x 3200 pixels On-board graphics card maximum resolution (DisplayPort) 7680 x 4320 pixels On-board graphics card refresh rate at maximum resolution (HDMI) 60 Hz On-board graphics card refresh rate at maximum resolution (eDP - Integrated Flat Panel) 120 Hz On-board graphics card refresh rate at maximum resolution (DisplayPort) 60 Hz On-board graphics card ID 0x4680 Discrete graphics card model Not available Number of execution units 32 Features Thermal Monitoring Technologies Yes Idle States Yes Execute Disable Bit Yes Market segment Desktop Use conditions PC/Client/Tablet, Workstation Maximum number of PCI Express lanes 20 PCI Express slots version 5.0, 4.0 PCI Express configurations 1x16+1x4, 2x8+1x4 Supported instruction sets SSE4.1, SSE4.2, AVX 2.0 Direct Media Interface (DMI) Revision 4.0 Thermal solution specification PCG 2020A CPU configuration (max) 1 Embedded options available No Scalability 1S Harmonized System (HS) code 85423119 Export Control Classification Number (ECCN) 5A992.C Commodity Classification Automated Tracking System (CCATS) G167599 Processor special features Intel® Clear Video HD Technology (Intel® CVT HD) Yes Intel® Quick Sync Video Technology Yes Intel® Speed Shift Technology Yes Intel Trusted Execution Technology Yes Enhanced Intel SpeedStep Technology Yes Intel® AES New Instructions (Intel® AES-NI) Yes Intel® Turbo Boost Technology 2.0 Intel® Hyper Threading Technology (Intel® HT Technology) Yes Intel® Turbo Boost Max Technology 3.0 frequency 5.2 GHz Intel® Total Memory Encryption Yes Intel® Gaussian & Neural Accelerator (Intel® GNA) 3.0 Yes Intel® Control-flow Enforcement Technology (CET) Yes Intel® Thread Director Yes Intel® Stable IT Platform Program (SIPP) Yes Intel® Virtualization Technology with Redirect Protection (VT-rp) Yes Intel® One-Click Recovery Yes Intel® Standard Manageability (ISM) Yes Intel® Active Management Technology (Intel® AMT) Yes Intel Stable Image Platform Program (SIPP) Yes Intel Enhanced Halt State Yes Intel® Boot Guard Yes Intel® OS Guard Yes Intel® Secure Key Yes Intel® Optane™ Memory Ready Yes Intel® vPro™ Platform Eligibility Yes Mode-based Execute Control (MBE) Yes Intel® Volume Management Device (VMD) Yes Intel® Deep Learning Boost (Intel® DL Boost) Yes Intel Turbo Boost Max Technology 3.0 Yes Intel Virtualization Technology for Directed I/O (VT-d) Yes Intel Virtualization Technology (VT-x) Yes Intel 64 Yes Intel VT-x with Extended Page Tables (EPT) Yes Intel® Total Memory Encryption - Multi Key Yes Intel® Hardware Shield Eligibility Yes Intel vPro® Enterprise Platform Eligibility Yes Intel® Threat Detection Technology (TDT) Yes General Product series i9 Product family Core Operational conditions Maximum operating temperature 100 °C Tjunction 100 °C Packaging data Package type Box Technical details OpenCL version 3.0 Target market Gaming, Content Creation OpenGL support Yes Status Launched Launch date Q4'21 Weight & dimensions Processor package size 45 x 37.5 mm Other features L2 cache 14336 KB Maximum internal memory 128 GB Graphics output eDP 1.4b, DP 1.4a, HDMI 2.1
