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
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
Memory Specifications
- Max Memory Size (dependent on memory type)128 GB
- Memory TypesUp to DDR5 4800 MT/s
Up to DDR4 3200 MT/s - Max # 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 1×16+4, 2×8+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
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