Core i7-975
Athlon II X2 255
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| General information | Core i7-975 | Athlon II X2 255 |
|---|---|---|
| Launched | Q2 2009 | Q1 2010 |
| Used in | Desktop | Desktop |
| Factory | Intel | AMD |
| Socket | LGA1366 | AM3 |
| Series Name | Intel Core i7 Extreme | AMD Athlon II X2 |
| Core Family Name | Bloomfield | Regor |
| Clock | 3.3 GHz 0 % | 3.1 GHz 6.1 % |
| Cores | 4 0 % | 2 50 % |
| Threads | 8 0 % | 2 75 % |
| Thermal Design Power (TDP) | 130 W 0 % | 65 W 50 % |
| Lithography | 45 nm 0 % | 45 nm 0 % |
| L1 Cache |
4 × 32 kB Instruction
4 × 32 kB Data |
2 × 64 kB Instruction
2 × 64 kB Data |
| L2 Cache |
4 × 256 kB
|
2 × 1 MB
|
| ECC Supported | No | No |
| Multithreading Supported | Yes | No |
| Performance | Core i7-975 | Athlon II X2 255 |
| Overall Score | 38754 0 % | 29491 23.9 % |
| Future Proof | 13 % 23.5 % | 17 % 0 % |
| Benchmark Score | 2256 0 % | 756 66.5 % |
| Single Thread Score | 1490.5 0 % | 1243.9 16.5 % |
| Encrypting Data | 5151 MB/s 0 % | 1742.9 MB/s 66.2 % |
| Compressing Data | 74.7 MB/s 0 % | 25.5 MB/s 65.9 % |
| String objects sorting | 10396.3 thousand/s 0 % | 3283.4 thousand/s 68.4 % |
| Prime numbers generation | 25.7 millions/s 0 % | 6 millions/s 76.7 % |
| Mathemathic operations (integer) | 18754.1 millions/s 0 % | 3479.8 millions/s 81.4 % |
| Mathemathic operations (float) | 7938.1 millions/s 0 % | 2503 millions/s 68.5 % |
Comparison of average FPS count by settings on resolution 1920 × 1080 (FHD (1080p)) for Core i7-975, Athlon II X2 255.
| Average frames per second | Core i7-975 | Athlon II X2 255 |
|---|---|---|
| Screen resolution: 1920 × 1080 pixels Change | ||
| Ultra settings | 69.8 FPS | 42.5 FPS |
| High settings | 111.7 FPS | 68.0 FPS |
| Medium settings | 139.6 FPS | 85.0 FPS |
| Low settings | 174.5 FPS | 106.2 FPS |
| Difference | 0 % | 39.2 % |
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 i7-975 | Athlon II X2 255 |
|---|---|---|
| Screen resolution: 1920 × 1080 pixels Change | ||
| Ultra settings | 118.9 FPS | 102.6 FPS |
| High settings | 190.2 FPS | 164.1 FPS |
| Medium settings | 237.8 FPS | 205.1 FPS |
| Low settings | 297.2 FPS | 256.4 FPS |
| Difference | 0 % | 13.7 % |
