Intel Core i9 11900K specifications and performance
Intel Core i9 11900K is a 8 cores and 16 threads CPU processor produced by Intel. Intel Core i9 11900K was released on 2021-03-16, the fabrication process is 14nm (nanometer), the CPU codename is Rocket Lake, the instruction set architecture is x86-64, and the CPU's integrated graphics (iGPU) is UHD Graphics 750.
| Vendor / Supplier | Intel |
|---|---|
| Short name | i9 11900k |
| Release date | 2021-03-16 |
| CPU code name | Rocket Lake |
| Fabrication process | 14nm (nanometer) |
| Instruction set architecture | x86-64 |
| Market | Desktop |
| Integrated Graphics (iGPU) | UHD Graphics 750 |
| Total number of cores | 8 cores |
|---|---|
| Total number of threads | 16 threads |
| Number of performance cores | 8 cores |
| Number of performance core threads | 16 threads |
| Performance core base frequency / main frequency | 3.5GHz |
| Performance core maximum turbo frequency | 5.3GHz |
| Number of energy efficiency cores | |
| Number of energy-efficient core threads | |
| Energy efficiency core basic frequency / main frequency | |
| Energy efficiency core maximum turbo frequency |
| Bus frequency | 100MHz |
|---|---|
| L1 Cache | 64 KB |
| L2 Cache | 512 KB |
| L3 Cache | 16 MB |
| Unlock multiplier | Yes |
| Maximum supported memory | 128GB |
|---|---|
| Memory frequency support |
|
| Maximum number of memory channels | 2 |
| Maximum memory bandwidth | 50GB/s |
| ECC support | No |
| CPU Socket | LGA-1200 |
|---|---|
| Default thermal design power / TDP PL1 | 125W |
| Maximum Turbo Power Consumption / TDP PL2 | |
| Maximum temperature | 100°C |
| PCIe interface | PCIe 4.0 |
| PCIe lane count | 20 |
| Integrated Graphics (iGPU) | Intel UHD Graphics 750 |
|---|---|
| Base frequency | 300MHz |
| Maximum acceleration frequency | 1300MHz |
| Number of execution units | 32 |
| Stream Processors / Shading Units | 256 |
| Texture Units / TMUs | 64 |
| Raster Operations Units / ROPs | 32 |
| Total Graphics Power / TGP | 15W |
| FP32 computing performance |
0.46TFLOPS
|
| Single core performance score |
1645
|
|---|---|
| Multi-core performance score |
15299
|
| Single core performance score |
3525
|
|---|---|
| Multi-core performance score |
25410
|
| Integer math | 90 GOps/sec |
| Floating point math | 53 GOps/sec |
| Find prime numbers | 70 Million Primes/sec (Millions find prime numbers per second) |
| Random string sorting | 38.5 Million Strings/sec (Millions random string sorting per second) |
| Data encryption | 16.4 GBytes/sec (Gigabits per second) |
| Data compression | 334.6 MBytes/sec (megabits per second) |
| Physics simulation | 1068 Frames/sec (FPS) |
| Extended instruction test | 23.7 Billion Matrices/sec (Billions matrix operations per second) |
| Single core performance |
2576
|
|---|---|
| Multi-core performance |
11904
|
| File compression | 981.4 MB/sec (megabits per second) |
| clang compilation | 89.7 Klines/sec (thousands lines per second) |
| HTML5 browsing | 245.8 pages/sec (pages per second) |
| PDF rendering | 369.5 Mpixels/sec (megapixels per second) |
| Text processing | 244.6 pages/sec (pages per second) |
| Background blur | 53.7 images/sec (images per second) |
| Photo processing | 99.1 images/sec (images per second) |
| Ray tracing | 21.2 Mpixels/sec (megapixels per second) |