Comparison of GeForce GTX 680M and GeForce GTX 780M [S]ave
| Attribute |  GeForce GTX 780M × |  GeForce GTX 680M × |
|---|---|---|
| GPU | ||
| Release year (year) | 2013 | 2012 |
| GPU brand | Nvidia | Nvidia |
| GPU name | GK104 | GK104 |
| Market | Laptop | Laptop |
| Clock speed (MHz) | 771 | 719 |
| Turbo clock speed (MHz) | 797 | 719 |
| Is dual GPU | - | - |
| Model | GeForce GTX 780M | GeForce GTX 680M |
| Memory | ||
| Memory (MB) | 4,096 | 4,096 |
| Memory bandwidth (GB/s) | 160 | 115.2 |
| Memory bus (bit) | 256 | 256 |
| Memory type | GDDR5 | GDDR5 |
| Memory clock speed (MHz) | 1,250 | 900 |
| Effective memory clock speed (MHz) | 5,000 | 3,600 |
| Noise and power | ||
| TDP (W) | 100 | 100 |
| Raw performance | ||
| Pixel rate (GPixel/s) | 25.5 | 20.13 |
| Render output processors | 32 | 32 |
| Texture mapping units | 128 | 112 |
| Shading units | 1,536 | 1,344 |
| Floating-point performance (GFLOPS) | 2,448 | 1,933 |
| Texture rate (GTexel/s) | 102 | 80.5 |
| Benchmarks | ||
| Battlefield 4 | 40.25 | 31.1 |
| Face detection (mPixels/s) | 35.82 | 28.08 |
| T-Rex (GFXBench 3.0) | 3060.34 | 3356.7 |
| Manhattan (GFXBench 3.0) | 3715.82 | 3699.4 |
| Bitcoin mining (mHash/s) | 81.78 | 99.75 |
| Sky Diver Factor | 348 | 287.29 |
| Thief | 40.2 | 31.3 |
| Fire Strike Factor | 53.72 | 40.62 |
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