Compare Intel i9-12900K vs Intel i9-12900HK
Connectivity
CPU Socket
FCLGA1700
PCI Express
5.0 and 4.0, 20 lanes (Up to 1x16+4, 2x8+4)
Gen 4 (CPU) / Gen 3 (chipset), 28 lanes
Ports
eDP 1.4b, DP 1.4a, HDMI 2.1
eDP 1.4b, DP 1.4a, HDMI 2.1
Construction
Form Factor
Desktop microprocessor Box
Mobile microprocessor Tray
Lithography
Intel 7
Intel 7
Platform
Alder Lake
Alder Lake
Dimensions
Size | Depth
37.5 mm
25 mm
Size | Width
45.0 mm
50 mm
Function
Audio
High Definition Audio, MIPI SoundWire 1.2, Smart Sound Technology
Graphics
Intel® UHD Graphics 770, 32 execution units, Base 300 MHz, Boost 1.55 GHz, Max 4 displays, DirectX 12, OpenGL 4.5, OpenCL 3.0
Intel® Iris® Xe Graphics eligible, 96 execution units, Boost 1.45 GHz, Max 4 displays, DirectX 12.1, OpenGL 4.6, OpenCL 3.0
Operating Temperature
Max Tjunction 100°C
Max Tjunction 100°C
Processor | Cores
16 Cores (8 performance cores / 8 efficient cores)
14 Cores (6 performance cores / 8 efficient cores)
Processor | Threads
24 Threads
20 Threads
Resolution
Max res DP 7680 x 4320 @ 60Hz / Max res HDMI 4096 x 2160 @ 60Hz
Max res DP 7680 x 4320 @ 60Hz / Max res HDMI 4096 x 2304 @ 60Hz
Security
vPro Enterprise, Threat Detection Technology (TDT), Active Management Technology (AMT), Standard Manageability (ISM), One-Click Recovery, Hardware Shield Eligibility, Control-Flow Enforcement Technology, Total Memory Encryption - Multi Key, Total Memor...
vPro Essentials, Threat Detection Technology (TDT), Standard Manageability (ISM), Hardware Shield Eligibility, Control-Flow Enforcement Technology, AES New Instructions, Secure Key, OS Guard, Trusted Execution Technology, Execute Disable Bit, Boot Guar...
Supported Technologies
Gaussian & Neural Accelerator 3.0, Thread Director, Deep Learning Boost (Intel DL Boost), Optane™ Memory Supported, Speed Shift Technology, Turbo Boost Max Technology 3.0, Hyper-Threading Technology, Enhanced Intel SpeedStep Technology, Thermal...
Thunderbolt 4, Gaussian & Neural Accelerator 3.0, Thread Director, Deep Learning Boost (Intel DL Boost), Speed Shift Technology, Turbo Boost Max Technology 3.0, Hyper-Threading Technology, Thermal Monitoring Technologies, Volume Management Device (...
Thermal Solution
PCG 2020A
Video
Clear Video HD Technology
Image Processing Uni 6.0
Performance
Cache
30 MB Intel® Smart Cache14 MB L2
24 MB Intel® Smart Cache
Frequency
Max Turbo: 5.20 GHz(Max P-core: 5.10 GHz / Max E-core: 3.90 GHz) | (Base P-core: 3.20 GHz / Base E-core: 3.20 GHz)
Max Turbo: 5.00 GHz (Max P-core: 5.00 GHz / Max E-core: 3.80 GHz)
Memory | Capacity
Supports up to 128 GB
Supports up to 64 GB
Memory | Type
Up to DDR5 4800 MT/s, Up to DDR4 3200 MT/s, Max 2 channels, ECC supported, Max bandwidth 76.8 GB/s
Up to DDR5 4800 MT/s, Up to DDR4 3200 MT/s, Up to LPDDR5 5200 MT/s, Up to LPDDR4x 4267 MT/s, Max 2 channels
Power Consumption
125 W Base / 241 W Turbo
45 W Base / 115 W Turbo
Production
Debut
2021 Q4
2022 Q1
Model Name
i9-12900K
i9-12900HK
Reviews
Neofiliac score
82%
78%
Pros
- 16 cores / 24 threads
- Supports DDR5 memory
- ECC memory
- Has integrated graphics
- PCIe 5.0 support
- 14 cores / 20 threads
- Supports DDR5 memory
- Has integrated graphics
Cons
- Very expensive
- Not much better than the i9-12900H
- No PCIe 5
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