Core i9-7900X
Core i9-9900KF
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| General information | Core i9-7900X | Core i9-9900KF |
|---|---|---|
| Launched | Q2 2017 | Q2 2019 |
| Used in | Desktop | Desktop |
| Factory | Intel | Intel |
| Socket | FCLGA2066 | FCLGA1151-2 |
| Series Name | Intel Core i9 | Intel Core i9 |
| Core Family Name | Skylake-X | Coffee Lake Refresh |
| Clock | 3.3 GHz 8.3 % | 3.6 GHz 0 % |
| Turbo Clock | 4.5 GHz 10 % | 5 GHz 0 % |
| Cores | 10 0 % | 8 20 % |
| Threads | 20 0 % | 16 20 % |
| Thermal Design Power (TDP) | 140 W 0 % | 95 W 32.1 % |
| Maximum supported RAM | 128 GB 0 % | 128 GB 0 % |
| Lithography | 14 nm 0 % | 14 nm 0 % |
| L1 Cache |
10 × 32 kB Instruction
10 × 32 kB Data |
8 × 32 kB Instruction
8 × 32 kB Data |
| L2 Cache |
10 × 1 MB
|
8 × 256 kB
|
| L3 Cache |
1 × 13.75 MB
|
8 × 2 MB
|
| ECC Supported | No | No |
| Multithreading Supported | Yes | Yes |
| Performance | Core i9-7900X | Core i9-9900KF |
| Overall Score | 60829 0 % | 58669 3.6 % |
| Future Proof | 59 % 16.9 % | 71 % 0 % |
| Benchmark Score | 13691 0 % | 11848 13.5 % |
| Single Thread Score | 2542.3 13.2 % | 2930.1 0 % |
| Encrypting Data | 7611.4 MB/s 0 % | 6541.6 MB/s 14.1 % |
| Compressing Data | 316.7 MB/s 0 % | 279.8 MB/s 11.7 % |
| String objects sorting | 41218 thousand/s 0 % | 36528.5 thousand/s 11.4 % |
| Prime numbers generation | 76 millions/s 0 % | 46.6 millions/s 38.7 % |
| Mathemathic operations (integer) | 72757.6 millions/s 0 % | 66298.3 millions/s 8.9 % |
| Mathemathic operations (float) | 44822.4 millions/s 0 % | 41348.7 millions/s 7.7 % |
Comparison of average FPS count by settings on resolution 1920 × 1080 (FHD (1080p)) for Core i9-7900X, Core i9-9900KF.
| Average frames per second | Core i9-7900X | Core i9-9900KF |
|---|---|---|
| Screen resolution: 1920 × 1080 pixels Change | ||
| Ultra settings | 135.3 FPS | 128.9 FPS |
| High settings | 216.5 FPS | 206.3 FPS |
| Medium settings | 270.7 FPS | 257.9 FPS |
| Low settings | 338.4 FPS | 322.3 FPS |
| Difference | 0 % | 4.7 % |
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 i9-7900X | Core i9-9900KF |
|---|---|---|
| Screen resolution: 1920 × 1080 pixels Change | ||
| Ultra settings | 157.7 FPS | 153.9 FPS |
| High settings | 252.3 FPS | 246.2 FPS |
| Medium settings | 315.4 FPS | 307.8 FPS |
| Low settings | 394.2 FPS | 384.7 FPS |
| Difference | 0 % | 2.4 % |
