Intel Core i9 12900K
- Cores: 16
- L3 cache: 30MB (shared)
- TDP: 125 W
- Transistor size: 10 nm
Core i9 12900K - desktop processor produced by Intel for socket LGA-1700 that has 16 cores and 24 threads. The base clock frequency of the CPU is 32000 MHz, but due to Turbo Boost technology, it can perform up to 5100 MHz. The size of the L3 cache is 30 MB. Please note that this chip has integrated graphics Intel UHD Graphics 770.
Specifications
General
| Vendor | Intel |
| Released | October 27, 2021 |
| Type | Desktop |
| instruction set | x86-64 |
| Codename | Alder Lake |
| Model number | i9-12900K |
| Integrated GPU | UHD Graphics 770 |
CPU
| P-Cores | 8 |
| P-Threads | 16 |
| Base Frequency (P) | 3,2 GHz |
| Turbo Boost Frequency (P) | 5.1 GHz |
| E-Cores | 8 |
| E-Threads | 8 |
| Base Frequency (E) | 2.4 GHz |
| Turbo Boost Frequency (E) | 3.9 GHz |
| Total Cores | 16 |
| Total Threads | 24 |
| Bus Frequency | 100 MHz |
| Multiplier | 32x |
| L1 Cache | 64K (per core) |
| L2 Cache | 14MB (shared) |
| L3 Cache | 30MB (shared) |
| Unlocked Multiplier | Yes |
Package
| Fabrication process | 10 nm |
| Socket | LGA-1700 |
| TDP | 125 W |
| Peak temperature | 100°C |
iGPU
| Integrated Graphics | Intel UHD Graphics 770 |
| GPU Base Clock | 300 MHz |
| GPU Boost Clock | 1550 MHz |
| Shading Units | 256 |
| TMUs | 16 |
| ROPs | 8 |
| Execution Units | 32 |
| TGP | 15 W |
Memory Support
| Memory types | DDR5-4800, DDR4-3200 |
| Memory Size | 128 GB |
| Max. Memory Channels | 2 |
| Max. Memory Bandwidth | 76.8 GB/s |
| ECC Support | Yes |
Misc
| Official site | Intel Core i9 12900K official page |
| PCI Express Version | 5.0 |
| PCI Express Lanes | 20 |