Comparison of GeForce GT 520 PCI and GeForce 620M [S]ave
| Attribute |  GeForce 620M × |  GeForce GT 520 PCI × |
|---|---|---|
| GPU | ||
| Release year (year) | 2012 | 2011 |
| GPU brand | Nvidia | Nvidia |
| GPU name | GF117 | GF119 |
| Market | Laptop | Desktop |
| Clock speed (MHz) | 625 | 810 |
| Is dual GPU | - | - |
| Model | GeForce 620M | GeForce GT 520 PCI |
| Memory | ||
| Memory (MB) | 1,024 | 1,024 |
| Memory bandwidth (GB/s) | 14.4 | 14.4 |
| Memory bus (bit) | 64 | 64 |
| Memory type | DDR3 | DDR3 |
| Memory clock speed (MHz) | 900 | 900 |
| Effective memory clock speed (MHz) | 1,800 | 1,800 |
| Noise and power | ||
| TDP (W) | 15 | 29 |
| Raw performance | ||
| Pixel rate (GPixel/s) | 2.5 | 1.62 |
| Render output processors | 8 | 4 |
| Texture mapping units | 16 | 8 |
| Shading units | 96 | 48 |
| Floating-point performance (GFLOPS) | 240 | 156 |
| Texture rate (GTexel/s) | 10 | 6.48 |
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