Comparison of GeForce 320M Mac and GeForce 9400M [S]ave
| Attribute |  GeForce 320M Mac × | GeForce 9400M × |
|---|---|---|
| GPU | ||
| Release year (year) | 2010 | 2008 |
| GPU brand | Nvidia | Nvidia |
| GPU name | MCP89 | C79MX |
| Clock speed (MHz) | 450 | 580 |
| Is dual GPU | - | - |
| Model | GeForce 320M Mac | GeForce 9400M |
| Noise and power | ||
| TDP (W) | 23 | 12 |
| Raw performance | ||
| Pixel rate (GPixel/s) | 3.6 | 2.32 |
| Render output processors | 8 | 4 |
| Texture mapping units | 16 | 8 |
| Shading units | 48 | 16 |
| Floating-point performance (GFLOPS) | 91 | 45 |
| Texture rate (GTexel/s) | 7.2 | 4.64 |
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