Comparison of Radeon HD 7850M and GeForce GTX 485M [S]ave
| Attribute |  GeForce GTX 485M × |  Radeon HD 7850M × |
|---|---|---|
| GPU | ||
| Release year (year) | 2011 | 2012 |
| GPU brand | Nvidia | AMD |
| GPU name | GF104 | Heathrow |
| Market | Laptop | Laptop |
| Clock speed (MHz) | 575 | 675 |
| Is dual GPU | - | - |
| Model | GeForce GTX 485M | Radeon HD 7850M |
| Memory | ||
| Memory (MB) | 2,048 | 2,048 |
| Memory bandwidth (GB/s) | 96 | 64 |
| Memory bus (bit) | 256 | 128 |
| Memory type | GDDR5 | GDDR5 |
| Memory clock speed (MHz) | 750 | 1,000 |
| Effective memory clock speed (MHz) | 3,000 | 4,000 |
| Noise and power | ||
| TDP (W) | 100 | 40 |
| Raw performance | ||
| Pixel rate (GPixel/s) | 9.2 | 10.8 |
| Render output processors | 32 | 16 |
| Texture mapping units | 64 | 40 |
| Shading units | 384 | 640 |
| Floating-point performance (GFLOPS) | 883 | 864 |
| Compute units | - | 10 |
| Texture rate (GTexel/s) | 36.8 | 27 |
| Benchmarks | ||
| PassMark | 2,341 | 1,372 |
| PassMark Direct Compute | 981 | 801 |
| 3DMark 11 Graphics | 19877.5 | 14,111 |
| 3DMark Vantage Graphics | - | 10,701 |
| CLBenchmark Raytrace | 55,834 | 72,563 |
| Crysis 2 | 30.3 | - |
| Cloud Gate Factor | 16.53 | 11.92 |
| Sky Diver Factor | 164.56 | 178.04 |
| Fire Strike Factor | 21.33 | 22.3 |
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