The Intel Core i9-12900KS is a high-end desktop processor designed for enthusiast gamers and demanding content creators who need extreme performance. Built on Intel's 12th generation hybrid architecture, this unlocked processor delivers exceptional speed for competitive gaming, video editing, 3D rendering, and live streaming. The 150W base power and 241W maximum turbo power reflect its position at the top of Intel's consumer lineup. This processor features 16 cores split between 8 Performance cores and 8 Efficient cores, working together across 24 threads to handle intensive multitasking. Performance cores boost up to 5.2GHz while the chip can hit 5.5GHz with Intel Turbo Boost Technology and Adaptive Boost Technology enabled. The 30MB cache helps maintain smooth performance under heavy workloads. Integrated Intel UHD Graphics 770 handles display output and basic tasks, but a dedicated graphics card is essential for gaming and professional graphics work. Designed for the LGA1700 socket, the i9-12900KS pairs with Intel 600 and 700 series chipset motherboards including Z690, Z790, B660, and B760 boards. This retail box does not include a cooling solution, so you must purchase a capable tower cooler or AIO liquid cooler separately rated for at least 240W thermal output. The unlocked multiplier allows overclocking on Z-series motherboards for users wanting to push performance even further. Processor Processor manufacturer Intel Processor family Intel® Core™ i9 Processor generation 12th gen Intel® Core™ i9 Processor model i9-12900KS Processor cores 16 Processor socket LGA 1700 Cooler included No Processor threads 24 Processor operating modes 64-bit Performance cores 8 Efficient cores 8 Processor boost frequency 5.5 GHz Performance-core boost frequency 5.2 GHz Performance-core base frequency 3.4 GHz Efficient-core boost frequency 4 GHz Efficient-core base frequency 2.5 GHz Processor cache 30 MB Processor cache type Smart Cache Maximum turbo power 241 W Processor base power 150 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 225916 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 Multi-Format Codec Engines 2 Features Thermal Monitoring Technologies Yes Idle States Yes Execute Disable Bit Yes Market segment Desktop Use conditions PC/Client/Tablet Maximum number of PCI Express lanes 20 PCI Express slots version 4.0, 5.0 PCI Express configurations 1x16+1x4, 2x8+1x4 Supported instruction sets SSE4.1, SSE4.2, AVX 2.0 Direct Media Interface (DMI) Revision 4.0 CPU configuration (max) 1 Embedded options available No Scalability 1S Harmonized System (HS) code 85423119 Export Control Classification Number (ECCN) 5A992CN3 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® Thermal Velocity Boost Yes Intel® Adaptive Boost Technology Yes Intel® Turbo Boost Max Technology 3.0 frequency 5.3 GHz Intel® Total Memory Encryption Yes Intel® Gaussian & Neural Accelerator (Intel® GNA) 3.0 Yes Intel® Thermal Velocity Boost Temperature 50 °C Intel® Thermal Velocity Boost Frequency 5.5 GHz Intel® Control-flow Enforcement Technology (CET) Yes Intel® Thread Director 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 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 90 °C Tjunction 90 °C Packaging data Package type Box Technical details OpenCL version 3.0 Target market Gaming, Content Creation OpenGL support Yes Status Launched Launch date Q1'22 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
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