Intel Core i9 11900K
Intel Core i9 11900K: Highlights
Intel Core i9 11900K is a desktop processor produced by Intel. It has 8 cores and 16 threads. CPU base clock frequency is 3500 MHz, but it’s due to Turbo Boost technology. It can perform up to 5300 MHz. Intel Core i9 11900K CPU has integrated graphics Intel UHD Graphics 750.
Intel Core i9 11900K is based on a 14 nm fabrication process and a TDP of 95W. It supports DDR4 memory with a dual-channel interface and a memory speed is 3200 MHz.
SPECIFICATIONS
General Information
| Vendor | Intel |
| Released | March 2021 |
| Type | Desktop |
| Model | Core i9 11900K |
| Instruction set | 64-bit |
| Codename | Rocket Lake |
| Socket | FCLGA-1200 |
| Integrated GPU | Intel UHD Graphics 750 |
| Supported displays | 4 |
| Supports 64-bit | Yes |
CPU Performance
| Cores | 8 |
| Threads | 16 |
| Base Frequency | 3.5 GHz |
| Turbo Boost Frequency | 5.3 GHz |
| Bus Frequency | 100 MHz |
| Clock Multiplier | 35x |
| L1 Cache | 80K (per core) |
| L2 Cache | 512K (per core) |
| L3 Cache | 16MB |
| L2 core | - |
| L3 core | - |
| Unlocked Multiplier | No |
iGPU
| Integrated Graphics | Intel UHD Graphics 750 |
| GPU Base Clock | 350 MHz |
| GPU Boost Clock | 1300 MHz |
| Shading Units | 256 |
| TMUs | 64 |
| ROPs | 32 |
| Execution Units | 32 |
| TGP | 15W |
| Max. Resolution |
4096 x 2160 @ 60Hz 5120 x 3200 @ 60Hz 5120 x 3200 @ 60Hz |
| iGPU FLOPS | 0.46 TFLOPS |
Power
| Transistors | - |
| Fabrication process | 14nm |
| TDP | 95W |
| Max. temperature | 100°C |
Memory Support
| Memory Types | DDR4 |
| Memory Size | 128GB |
| RAM speed | 3200 MHz |
| Max. Memory Channels | 2 |
| Max. Memory Bandwidth | 50.0 GB/s |
| ECC Support | No |
| DDR memory version | 4 |
| Bus Transfer Rate | - |
| Bus Speed | 8 GT/s |
Miscellaneous
| Official Site | Intel Core i9 11900K Official website |
| PCI Express Version | 4.0 |
| PCI Express Lanes | 20 |
Benchmarks
| Cinebench R23 Single-Core | 1600 |
| Cinebench R23 Multi-Core | 15045 |
| Passmark CPU Single-Core | 3500 |
| Passmark CPU Multi-Core | 25356 |
| Geekbench Single-Core | 1816 |
| Geekbench Multi-Core | 10965 |
Key Features
| SSE version | 4.1 / 4.2 |
| Front-end width | Die Size 276 mm² |
| MULTITHREADING | |
| AES | |
| AVX | |
| F16C | |
| MMX | |
| TRUST ZONE | |
| NX BIT | |
| FMA4 | |
| FMA3 |
