Comparison of GeForce GT 640 Rebrand and ATI FirePro M5800 [S]ave
| Attribute |  GeForce GT 640 Rebrand × |  ATI FirePro M5800 × |
|---|---|---|
| GPU | ||
| Release year (year) | 2012 | 2010 |
| GPU brand | Nvidia | ATI |
| GPU name | GF116 | Madison |
| Market | Desktop | Laptop |
| Clock speed (MHz) | 720 | 650 |
| Is dual GPU | - | - |
| Model | GeForce GT 640 Rebrand | ATI FirePro M5800 |
| Memory | ||
| Memory (MB) | 1,536 | 1,024 |
| Memory bandwidth (GB/s) | 38.4 | 51.2 |
| Memory bus (bit) | 192 | 128 |
| Memory type | DDR3 | GDDR5 |
| Memory clock speed (MHz) | 800 | 800 |
| Effective memory clock speed (MHz) | 1,600 | 3,200 |
| Noise and power | ||
| TDP (W) | 75 | 26 |
| Raw performance | ||
| Pixel rate (GPixel/s) | 4.32 | 5.2 |
| Render output processors | 24 | 8 |
| Texture mapping units | 24 | 20 |
| Shading units | 144 | 400 |
| Floating-point performance (GFLOPS) | 415 | 520 |
| Compute units | - | 5 |
| Texture rate (GTexel/s) | 17.28 | 13 |
| Benchmarks | ||
| 3DMark 11 Graphics | 2,310 | 7,237 |
| 3DMark Vantage Graphics | 9,030 | 3,164 |
| CLBenchmark Raytrace | 36,743 | 14,773 |
| 3DMark06 | 13,300 | 7,237 |
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