Comparison of NVIDIA Quadro K420 and GeForce GTS 450 [S]ave
| Attribute |  GeForce GTS 450 × |  NVIDIA Quadro K420 × |
|---|---|---|
| GPU | ||
| Release year (year) | 2012 | 2014 |
| GPU brand | Nvidia | Nvidia |
| GPU name | GF116 | GK107 |
| Market | Desktop | - |
| Clock speed (MHz) | 783 | 876 |
| Is dual GPU | - | - |
| Model | GeForce GTS 450 | NVIDIA Quadro K420 |
| Memory | ||
| Memory (MB) | 1,024 | 1,024 |
| Memory bandwidth (GB/s) | 22.4 | 28.5 |
| Memory bus (bit) | 128 | 128 |
| Memory type | DDR3 | DDR3 |
| Memory clock speed (MHz) | 700 | 891 |
| Effective memory clock speed (MHz) | 1,400 | 1,782 |
| Noise and power | ||
| TDP (W) | 106 | 41 |
| Raw performance | ||
| Pixel rate (GPixel/s) | 4.7 | 3.5 |
| Render output processors | 16 | 16 |
| Texture mapping units | 24 | 16 |
| Shading units | 144 | 192 |
| Floating-point performance (GFLOPS) | 451 | 336 |
| Texture rate (GTexel/s) | 18.79 | 14.02 |
| Benchmarks | ||
| FarCry 3 | 30 | - |
| Battlefield 3 | 25 | - |
| Particle simulation (mInteraction/s) | 134.39 | 66.63 |
| T-Rex (Compubench 1.5) (frames/s) | 1.25 | 0.38 |
| Video composition (frames/s) | 20.02 | 10.37 |
| Face detection (mPixels/s) | 16.49 | 5.36 |
| Bitcoin mining (mHash/s) | 27.93 | 10.84 |
| Ocean surface simulation (frames/s) | 425.37 | 187.37 |
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