Intel Core i9 11900
Intel Core i9 11900: Highlights
Intel Core i9 11900 is a desktop processor produced by Intel. It has 8 cores and 16 threads. CPU base clock frequency is 2500 MHz, but it’s due to Turbo Boost technology, it can perform up to 5200 MHz. Intel Core i9 11900 has integrated graphics Intel UHD Graphics 750.
Intel Core i9 11900 is based on a 14 nm fabrication process and a TDP of 65W. It supports DDR4 memory with a double-channel interface and a memory speed is 3200 MT/s.
SPECIFICATIONS
General Information
| Vendor | Intel |
| Released | March 2021 |
| Type | Desktop |
| Model | Core i9 11900 |
| Instruction set | x86-64 |
| Codename | Rocket Lake |
| Socket | LGA-1200 |
| Integrated GPU | UHD Graphics 750 |
| Supported displays | 3 |
| Supports 64-bit | Yes |
CPU Performance
| Cores | 8 |
| Threads | 16 |
| Base Frequency | 2.5 GHz |
| Turbo Boost Frequency | 5.2 GHz |
| Bus Frequency | 100 MHz |
| Clock Multiplier | 25x |
| L1 Cache | 64K (per core) |
| L2 Cache | 512K (per core) |
| L3 Cache | 16MB (shared) |
| L2 core | 0.25MB/core |
| L3 core | 2MB/core |
| Unlocked Multiplier | No |
iGPU
| Integrated Graphics | UHD Graphics 750 |
| GPU Base Clock | 300 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 | 65W |
| Max. temperature | 100°C |
Memory Support
| Memory Types | DDR4 |
| Memory Size | 128GB |
| RAM speed | 3200 MT/s |
| Max. Memory Channels | 2 |
| Max. Memory Bandwidth | 50 GB/s |
| ECC Support | No |
| DDR memory version | 4 |
| Bus Transfer Rate | - |
| Bus Speed | 8GT/s |
Miscellaneous
| Official Site | Intel Core i9 11900 Official website |
| PCI Express Version | 4.0 |
| PCI Express Lanes | 20 |
Benchmarks
| Cinebench R23 Single-Core | 1446 |
| Cinebench R23 Multi-Core | 13289 |
| Passmark CPU Single-Core | 3416 |
| Passmark CPU Multi-Core | 23123 |
| Geekbench Single-Core | 1699 |
| Geekbench Multi-Core | 9597 |
Key Features
| SSE version | 4.2 |
| Front-end width | - |
| MULTITHREADING | |
| AES | |
| AVX | |
| F16C | |
| MMX | |
| TRUST ZONE | |
| NX BIT | |
| FMA4 | |
| FMA3 |
