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Intel 12th Gen Core i9-12900K 16 Core Desktop 24 Threads, 3.2GHz up to 5.2GHz Turbo, Alder Lake Socket LGA1700, 30MB Cache, 125W, Maximum Turbo Power 241W, Intel UHD 770 Graphics, No Cooler

Intel 12th Gen Core i9-12900K 16 Core Desktop 24 Threads, 3.2GHz up to 5.2GHz Turbo, Alder Lake Socket LGA1700, 30MB Cache, 125W, Maximum Turbo Power 241W, Intel UHD 770 Graphics, No Cooler

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Intel® Core™ i9-12900K 12th Gen Desktop Processor (Alder Lake)

The 12th Gen Intel® Core™ i9-12900K desktop processor redefines x86 performance with a new performance hybrid architecture. Combining powerful Performance-cores with highly Efficient-cores, it intelligently balances single-threaded speed and multi-threaded throughput for gaming, productivity, and content creation.

With support for PCIe 5.0, DDR5, and advanced Intel® UHD Graphics 770, this processor delivers a premium platform for immersive experiences and next-generation performance.


Key Features

  • Performance Hybrid Architecture
  • Combines Performance-cores (P-cores) and Efficient-cores (E-cores)
  • Delivers balanced single-thread and multi-threaded real-world performance

  • Intel® Thread Director

  • Helps the OS scheduler intelligently distribute workloads
  • Optimizes performance per watt by placing the right thread on the right core

  • Next-Generation Connectivity

  • PCIe 5.0 up to 16 lanes
    • Readiness for up to 32 GT/s
    • High-bandwidth connections for discrete graphics and storage
  • PCIe 4.0 up to 4 lanes

    • Up to 16 GT/s for fast access to peripheral devices and networking
  • Advanced Memory Support

  • Up to DDR5 4800 MT/s
    • Industry-first memory technology with high bandwidth and throughput
  • Up to DDR4 3200 MT/s

    • Supports faster frequencies and higher bandwidth for enhanced productivity
  • Enhanced Cache Architecture

  • Increased Intel® Smart Cache (L3) and L2 cache sizes
  • Large memory capacity and reduced latency for fast game loading and smooth frame rates

  • AI and Acceleration Technologies

  • Intel® Deep Learning Boost
    • Accelerates AI inference for deep learning workloads
  • Gaussian & Neural Accelerator 3.0 (GNA 3.0)

    • Processes AI speech and audio applications, such as neural noise cancellation
    • Frees CPU resources for improved system responsiveness
  • Intel® Turbo Boost Max Technology 3.0

  • Identifies the processor’s fastest cores
  • Directs critical workloads for maximum performance

  • Intel® UHD Graphics 770 (Xe Architecture)

  • Rich media and intelligent graphics capabilities
  • Enhanced 3D performance and faster image processing
  • Visual support for:

    • Up to 8K HDR video in billions of colors
    • Up to 4 simultaneous 4K displays
  • Immersive Experiences

  • Enhanced noise suppression and background blurring in video with GNA 3.0
  • Designed for demanding gaming titles and advanced professional applications

  • Overclocking Ready

  • Unlocked processor with overclocking features and capabilities
  • When paired with Intel® Z690 chipset:
    • P-cores, E-cores, graphics, and memory can be set above standard frequencies
  • Advanced tuning via Intel® Extreme Tuning Utility (XTU)

  • Platform Innovation

  • Up to 20 PCIe lanes (16 PCIe 5.0 + 4 PCIe 4.0)
  • Enables impressive control and confidence for gaming, work, and creation

Specifications

General

Specification Details
Chip Name BX8071512900K Alder Lake
Socket LGA1700
Sockets Supported FCLGA1700
Scalability 1S Only
Max CPU Configuration 1
Packaging Retail
Heatsink No
Thermal Solution Spec PCG 2020A
Tjunction 100°C
Package Size 45.0 mm x 37.5 mm

Cores & Threads

Specification Details
Total Cores 16
Performance-cores (P-cores) 8
Efficient-cores (E-cores) 8
Total Threads 24

Frequencies

Specification Details
Max Turbo Frequency 5.20 GHz
Intel® Turbo Boost Max Technology 3.0 Frequency 5.20 GHz
Performance-core Max Turbo Frequency 5.10 GHz
Efficient-core Max Turbo Frequency 3.90 GHz
Performance-core Base Frequency 3.20 GHz
Efficient-core Base Frequency 2.40 GHz

Cache & Power

Specification Details
Intel® Smart Cache (L3) 30 MB
Total L2 Cache 14 MB
Processor Base Power 125 W
Maximum Turbo Power 241 W

Memory

Specification Details
Max Memory Size* 128 GB
Memory Types Up to DDR5 4800 MT/s
Up to DDR4 3200 MT/s
Max Number of Memory Channels 2
Max Memory Bandwidth 76.8 GB/s

*Dependent on memory type.

Processor Graphics – Intel® UHD Graphics 770

Specification Details
Base Frequency 300 MHz
Max Dynamic Frequency 1.55 GHz
Execution Units 32
Graphics Output eDP 1.4b, DP 1.4a, HDMI 2.1
Max Resolution (HDMI) 4096 x 2160 @ 60 Hz
Max Resolution (DisplayPort) 7680 x 4320 @ 60 Hz
Max Resolution (eDP – Integrated FP) 5120 x 3200 @ 120 Hz
DirectX Support 12
OpenGL Support 4.5
OpenCL Support 2.1
Multi-Format Codec Engines 2
Intel® Quick Sync Video Yes
Intel® Clear Video HD Technology Yes
Number of Displays Supported 4
Device ID 0x4680

I/O & Expansion

Specification Details
Direct Media Interface (DMI) Revision 4.0
Max Number of DMI Lanes 8
PCI Express Revision 5.0 and 4.0
PCI Express Configurations Up to 1x16+4, 2x8+4
Max Number of PCI Express Lanes 20

The Intel® Core™ i9-12900K 12th Gen desktop processor delivers the performance hybrid architecture, advanced graphics, AI acceleration, and platform capabilities you need to game, work, and create with exceptional speed and control.