Comparison of NVIDIA Quadro NVS 450 and NVIDIA Quadro NVS 420 [S]ave
| Attribute |  NVIDIA Quadro NVS 420 × |  NVIDIA Quadro NVS 450 × |
|---|---|---|
| GPU | ||
| Release year (year) | 2009 | 2008 |
| GPU brand | Nvidia | Nvidia |
| GPU name | G98 | G98 |
| Clock speed (MHz) | 550 | 480 |
| Is dual GPU | + | + |
| Model | NVIDIA Quadro NVS 420 | NVIDIA Quadro NVS 450 |
| Memory | ||
| Memory (MB) | 512 | 512 |
| Memory bandwidth (GB/s) | 22.4 | 22.4 |
| Memory bus (bit) | 128 | 128 |
| Memory type | GDDR3 | GDDR3 |
| Memory clock speed (MHz) | 700 | 700 |
| Effective memory clock speed (MHz) | 1,400 | 1,400 |
| Noise and power | ||
| TDP (W) | 40 | 35 |
| Raw performance | ||
| Pixel rate (GPixel/s) | 4.4 | 3.84 |
| Render output processors | 8 | 8 |
| Texture mapping units | 16 | 16 |
| Shading units | 16 | 16 |
| Floating-point performance (GFLOPS) | 45 | 38 |
| Texture rate (GTexel/s) | 8.8 | 7.68 |
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