Core i9-7940X
Core i9-11900KF
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| General information | Core i9-7940X | Core i9-11900KF |
|---|---|---|
| Launched | Q3 2017 | Q2 2021 |
| Used in | Desktop | Desktop |
| Factory | Intel | Intel |
| Socket | FCLGA2066 | FCLGA1200 |
| Series Name | Intel Core i9 | Intel Core i9 |
| Core Family Name | Skylake-X | Rocket Lake-S |
| Clock | 3.1 GHz 11.4 % | 3.5 GHz 0 % |
| Turbo Clock | 4.3 GHz 18.9 % | 5.3 GHz 0 % |
| Cores | 14 0 % | 8 42.9 % |
| Threads | 28 0 % | 16 42.9 % |
| Thermal Design Power (TDP) | 165 W 0 % | 125 W 24.2 % |
| Maximum supported RAM | 128 GB 0 % | 128 GB 0 % |
| Lithography | 14 nm 0 % | 14 nm 0 % |
| L1 Cache |
14 × 32 kB Instruction
14 × 32 kB Data |
8 × 32 kB Instruction
8 × 32 kB Data |
| L2 Cache |
14 × 1 MB
|
8 × 512 kB
|
| L3 Cache |
1 × 19.25 MB
|
1 × 16 MB
|
| ECC Supported | No | No |
| Multithreading Supported | Yes | Yes |
| Performance | Core i9-7940X | Core i9-11900KF |
| Overall Score | 63774 0 % | 63320 0.7 % |
| Future Proof | 60 % 26.8 % | 82 % 0 % |
| Benchmark Score | 16542 0 % | 16075 2.8 % |
| Single Thread Score | 2496 30.4 % | 3584.5 0 % |
| Encrypting Data | 9559.2 MB/s 41.4 % | 16303.2 MB/s 0 % |
| Compressing Data | 416 MB/s 0 % | 326.4 MB/s 21.5 % |
| String objects sorting | 53461.3 thousand/s 0 % | 38205.6 thousand/s 28.5 % |
| Prime numbers generation | 90.7 millions/s 0 % | 68.7 millions/s 24.3 % |
| Mathemathic operations (integer) | 95827.6 millions/s 0 % | 89749.9 millions/s 6.3 % |
| Mathemathic operations (float) | 60330.3 millions/s 0 % | 53193.4 millions/s 11.8 % |
Comparison of average FPS count by settings on resolution 1920 × 1080 (FHD (1080p)) for Core i9-7940X, Core i9-11900KF.
| Average frames per second | Core i9-7940X | Core i9-11900KF |
|---|---|---|
| Screen resolution: 1920 × 1080 pixels Change | ||
| Ultra settings | 144.8 FPS | 143.4 FPS |
| High settings | 231.7 FPS | 229.5 FPS |
| Medium settings | 289.6 FPS | 286.9 FPS |
| Low settings | 362.0 FPS | 358.6 FPS |
| Difference | 0 % | 0.9 % |
Comparison of FPS count by settings on resolution 1920 × 1080 (FHD (1080p)) in game 1920 × 1080 (FHD (1080p)) for Grand Theft Auto V.
| Grand Theft Auto V | Core i9-7940X | Core i9-11900KF |
|---|---|---|
| Screen resolution: 1920 × 1080 pixels Change | ||
| Ultra settings | 164.5 FPS | 163.7 FPS |
| High settings | 263.2 FPS | 261.9 FPS |
| Medium settings | 329.0 FPS | 327.3 FPS |
| Low settings | 411.2 FPS | 409.2 FPS |
| Difference | 0 % | 0.5 % |
