Athlon II X4 645
A8-3870K
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| General information | Athlon II X4 645 | A8-3870K |
|---|---|---|
| Launched | Q4 2010 | Q4 2011 |
| Used in | Desktop | Desktop |
| Factory | AMD | AMD |
| Socket | AM3 | FM1 |
| Series Name | AMD Athlon II X4 | AMD A8 |
| Core Family Name | Propus | Llano |
| Clock | 3.1 GHz 0 % | 3 GHz 3.2 % |
| Cores | 4 0 % | 4 0 % |
| Threads | 4 0 % | 4 0 % |
| Thermal Design Power (TDP) | 95 W 5 % | 100 W 0 % |
| Lithography | 45 nm 0 % | 32 nm 28.9 % |
| L1 Cache |
4 × 64 kB Instruction
4 × 64 kB Data |
4 × 64 kB Instruction
4 × 64 kB Data |
| L2 Cache |
4 × 512 kB
|
4 × 1 MB
|
| ECC Supported | No | No |
| Multithreading Supported | No | No |
| Performance | Athlon II X4 645 | A8-3870K |
| Overall Score | 35160 0 % | 35009 0.4 % |
| Future Proof | 21 % 22.2 % | 27 % 0 % |
| Benchmark Score | 1528 0 % | 1502 1.7 % |
| Single Thread Score | 1268.1 0 % | 1197.6 5.6 % |
| Encrypting Data | 3244.7 MB/s 0 % | 3240.7 MB/s 0.1 % |
| Compressing Data | 52.3 MB/s 0 % | 50.5 MB/s 3.4 % |
| String objects sorting | 6687.9 thousand/s 0 % | 6346.3 thousand/s 5.1 % |
| Prime numbers generation | 9 millions/s 9.5 % | 9.9 millions/s 0 % |
| Mathemathic operations (integer) | 7231.8 millions/s 0 % | 6950.6 millions/s 3.9 % |
| Mathemathic operations (float) | 5155.7 millions/s 3.3 % | 5329 millions/s 0 % |
Comparison of average FPS count by settings on resolution 1920 × 1080 (FHD (1080p)) for Athlon II X4 645, A8-3870K.
| Average frames per second | Athlon II X4 645 | A8-3870K |
|---|---|---|
| Screen resolution: 1920 × 1080 pixels Change | ||
| Ultra settings | 58.9 FPS | 58.5 FPS |
| High settings | 94.2 FPS | 93.5 FPS |
| Medium settings | 117.7 FPS | 116.9 FPS |
| Low settings | 147.2 FPS | 146.1 FPS |
| Difference | 0 % | 0.7 % |
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 | Athlon II X4 645 | A8-3870K |
|---|---|---|
| Screen resolution: 1920 × 1080 pixels Change | ||
| Ultra settings | 112.2 FPS | 111.9 FPS |
| High settings | 179.5 FPS | 179.1 FPS |
| Medium settings | 224.4 FPS | 223.8 FPS |
| Low settings | 280.5 FPS | 279.8 FPS |
| Difference | 0 % | 0.3 % |
