Comparison of GeForce GT 620 and GeForce GT 520M [S]ave
| Attribute |  GeForce GT 620 × |  GeForce GT 520M × |
|---|---|---|
| GPU | ||
| Release year (year) | 2012 | 2011 |
| Reference card | Nvidia GeForce GT 620 700 MHz 1 GB | - |
| GPU brand | Nvidia | Nvidia |
| GPU name | GF119 | GF108 |
| Market | Desktop | Laptop |
| Clock speed (MHz) | 810 | 672 |
| Is dual GPU | - | - |
| Model | GeForce GT 620 | GeForce GT 520M |
| Memory | ||
| Memory (MB) | 512 | 1,024 |
| Memory bandwidth (GB/s) | 14.4 | 12.8 |
| Memory bus (bit) | 64 | 64 |
| Memory type | DDR3 | DDR3 |
| Memory clock speed (MHz) | 898 | 800 |
| Effective memory clock speed (MHz) | 1,796 | 1,600 |
| Noise and power | ||
| TDP (W) | 30 | 12 |
| Raw performance | ||
| Pixel rate (GPixel/s) | 1.62 | 1.34 |
| Render output processors | 4 | 4 |
| Texture mapping units | 8 | 8 |
| Shading units | 48 | 48 |
| Floating-point performance (GFLOPS) | 156 | 129 |
| Texture rate (GTexel/s) | 6.48 | 5.38 |
| Benchmarks | ||
| Dirt3 | - | 12.6 |
| Crysis 2 | - | 5.2 |
| Cloud Gate Factor | 6.39 | - |
| Face detection (mPixels/s) | 2.76 | 3.24 |
| T-Rex (GFXBench 3.0) | 1173.34 | 1621.67 |
| Manhattan (GFXBench 3.0) | 1,103 | 1466.95 |
| Bitcoin mining (mHash/s) | 17.41 | 10.23 |
| Sky Diver Factor | 50.4 | 42.96 |
| Fire Strike Factor | 5.23 | 11.72 |
| Ocean surface simulation (frames/s) | 83.91 | - |
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