Intel - Core i9-12900K Desktop Processor 16 (8P+8E) Cores up to 5.2 GHz Unlocked LGA1700 600 Series Chipset 125W
Featuring Intel Turbo Boost Max Technology 3.0 and PCIe Gen 5.0 & 4.0 support, DDR5 and DDR4 support, unlocked 12th Gen Intel Core desktop processors are optimized for enthusiast gamers and serious creators and help deliver high performance overclocking for an added boost. Thermal solution NOT included in the box. Compatible with 600 series chipset based motherboards. 125W.
Essentials
Product Collection12th Generation Intel® Core™ i9 Processors
Code NameProducts formerly Alder Lake
Vertical SegmentDesktop
Processor Numberi9-12900K
StatusLaunched
Launch DateQ4'21
LithographyIntel 7
Use ConditionsPC/Client/Tablet
Recommended Customer Price$589.00 - $599.00
CPU Specifications
Total Cores16
# of Performance-cores8
# of Efficient-cores8
Total Threads24
Max Turbo Frequency5.20 GHz
Intel® Turbo Boost Max Technology 3.0 Frequency ‡5.20 GHz
Performance-core Max Turbo Frequency5.10 GHz
Efficient-core Max Turbo Frequency3.90 GHz
Performance-core Base Frequency3.20 GHz
Efficient-core Base Frequency2.40 GHz
Cache30 MB Intel® Smart Cache
Total L2 Cache14 MB
Processor Base Power125 W
Maximum Turbo Power241 W
Supplemental Information
Embedded Options AvailableNo
Memory Specifications
Max Memory Size (dependent on memory type)128 GB
Memory TypesUp to DDR5 4800 MT/s
Up to DDR4 3200 MT/sMax # of Memory Channels2
Max Memory Bandwidth76.8 GB/s
Processor Graphics
Processor Graphics ‡Intel® UHD Graphics 770
Graphics Base Frequency300 MHz
Graphics Max Dynamic Frequency1.55 GHz
Graphics OutputeDP 1.4b, DP 1.4a, HDMI 2.1
Execution Units32
Max Resolution (HDMI)‡4096 x 2160 @ 60Hz
Max Resolution (DP)‡7680 x 4320 @ 60Hz
Max Resolution (eDP - Integrated Flat Panel)‡5120 x 3200 @ 120Hz
DirectX* Support12
OpenGL* Support4.5
Multi-Format Codec Engines2
Intel® Quick Sync VideoYes
Intel® Clear Video HD TechnologyYes
# of Displays Supported ‡4
Device ID0x4680
OpenCL* Support2.1
Expansion Options
Direct Media Interface (DMI) Revision4.0
Max # of DMI Lanes8
Scalability1S Only
PCI Express Revision5.0 and 4.0
PCI Express Configurations ‡Up to 1x16+4, 2x8+4
Max # of PCI Express Lanes20
Package Specifications
Sockets SupportedFCLGA1700
Max CPU Configuration1
Thermal Solution SpecificationPCG 2020A
TJUNCTION100°C
Package Size45.0 mm x 37.5 mm
Advanced Technologies
Intel® Gaussian & Neural Accelerator3.0
Intel® Thread DirectorYes
Intel® Deep Learning Boost (Intel® DL Boost)Yes
Intel® Optane™ Memory Supported ‡Yes
Intel® Speed Shift TechnologyYes
Intel® Turbo Boost Max Technology 3.0 ‡Yes
Intel® Turbo Boost Technology ‡2.0
Intel® Hyper-Threading Technology ‡Yes
Intel® Virtualization Technology (VT-x) ‡Yes
Intel® Virtualization Technology for Directed I/O (VT-d) ‡Yes
Intel® VT-x with Extended Page Tables (EPT) ‡Yes
Intel® 64 ‡Yes
Instruction Set64-bit
Instruction Set ExtensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2
Idle StatesYes
Enhanced Intel SpeedStep® TechnologyYes
Thermal Monitoring TechnologiesYes
Intel® Volume Management Device (VMD)Yes
Security & Reliability
Intel® AES New InstructionsYes
Secure KeyYes
Intel® OS GuardYes
Execute Disable Bit ‡Yes
Intel® Boot GuardYes
Mode-based Execute Control (MBE)Yes
Intel® Control-Flow Enforcement TechnologyYes