Essentials
Product Collection: 12th Generation Intel® Core™ i9 Processors
Code Name: Products formerly Alder Lake
Vertical Segment: Desktop
Processor Number: i9-12900K
Status: Launched
Launch Date: Q4'21
Lithography: Intel 7
Use Conditions: PC/Client/Tablet
CPU Specifications
Total Cores: 16
# of Performance-cores: 8
# of Efficient-cores: 8
Total Threads: 24
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: 30 MB Intel® Smart Cache
Total L2 Cache: 14 MB
Processor Base Power: 125 W
Maximum Turbo Power: 241 W
Memory Specifications
Max Memory Size (dependent on memory type): 128 GB
Memory Types: Up to DDR5 4800 MT/s
Up to DDR4 3200 MT/s
Max # of Memory Channels: 2
Max Memory Bandwidth: 76.8 GB/s
Processor Graphics
Processor Graphics: Intel® UHD Graphics 770
Graphics Base Frequency: 300 MHz
Graphics Max Dynamic Frequency: 1.55 GHz
Graphics Output: eDP 1.4b, DP 1.4a, HDMI 2.1
Execution Units: 32
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* Support: 12
OpenGL* Support: 4.5
Multi-Format Codec Engines: 2
Intel® Quick Sync Video: Yes
Intel® Clear Video HD Technology: Yes
# of Displays Supported: 4
Device ID: 0x4680
OpenCL: Support 2.1
Expansion Options
Direct Media Interface (DMI) Revision: 4.0
Max # of DMI Lanes: 8
Scalability: 1S Only
PCI Express Revision: 5.0 and 4.0
PCI Express Configurations: Up to 1x16+4, 2x8+4
Max # of PCI Express Lanes: 20
Package Specifications
Sockets Supported: FCLGA1700
Max CPU Configuration: 1
Thermal Solution Specification: PCG 2020A
TJUNCTION: 100°C
Package Size: 45.0 mm x 37.5 mm
Advanced Technologies
Intel® Gaussian & Neural Accelerator: 3.0
Intel® Thread Director: Yes
Intel® Deep Learning Boost (Intel® DL Boost): Yes
Intel® Optane™ Memory Supported: Yes
Intel® Speed Shift Technology: Yes
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 Set: 64-bit
Instruction Set Extensions: Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
Idle States: Yes
Enhanced Intel SpeedStep® Technology: Yes
Thermal Monitoring Technologies: Yes
Intel® Volume Management Device (VMD): Yes
Security & Reliability
Intel® AES New Instructions: Yes
Secure Key: Yes
Intel® OS Guard: Yes
Execute Disable Bit: Yes
Intel® Boot Guard: Yes
Mode-based Execute Control (MBE): Yes
Intel® Control-Flow Enforcement Technology: Yes