| Attribute | GeForce GTX 460 SE v2 × | Radeon HD 4855 × |
|---|---|---|
| GPU | ||
| Release year (year) | 2011 | 2010 |
| Reference card | - | ATi Radeon HD 4855 575 MHz 512 MB |
| GPU brand | Nvidia | ATI |
| GPU name | GF114 | RV770 |
| Market | Desktop | Desktop |
| Clock speed (MHz) | 650 | 575 |
| Is dual GPU | - | - |
| Model | GeForce GTX 460 SE v2 | Radeon HD 4855 |
| Memory | ||
| Memory (MB) | 768 | 512 |
| Memory bandwidth (GB/s) | 81.6 | 115.2 |
| Memory bus (bit) | 192 | 256 |
| Memory type | GDDR5 | GDDR5 |
| Memory clock speed (MHz) | 850 | 900 |
| Effective memory clock speed (MHz) | 3,400 | 3,600 |
| Noise and power | ||
| TDP (W) | 150 | 110 |
| Raw performance | ||
| Pixel rate (GPixel/s) | 7.8 | 9.2 |
| Render output processors | 24 | 16 |
| Texture mapping units | 48 | 32 |
| Shading units | 288 | 640 |
| Floating-point performance (GFLOPS) | 749 | 736 |
| Compute units | - | 8 |
| Texture rate (GTexel/s) | 31.2 | 18.4 |