Comparison of AMD Radeon HD 6450 2 GB and Radeon HD 6730M [S]ave
| Attribute |  Radeon HD 6730M × |  AMD Radeon HD 6450 2 GB × |
|---|---|---|
| GPU | ||
| Release year (year) | 2011 | 2012 |
| Reference card | AMD Radeon HD 6730M 725 MHz 1 GB | AMD Radeon HD 6450 625 MHz 512 MB |
| GPU brand | AMD | AMD |
| GPU name | Whistler | Caicos PRO |
| Market | Laptop | Desktop |
| Clock speed (MHz) | 725 | 650 |
| Is dual GPU | - | - |
| Model | Radeon HD 6730M | AMD Radeon HD 6450 2 GB |
| Memory | ||
| Memory (MB) | 2,048 | 2,048 |
| Memory bandwidth (GB/s) | 25.6 | 9.3 |
| Memory bus (bit) | 128 | 64 |
| Memory type | GDDR3 | DDR3 |
| Memory clock speed (MHz) | 800 | 580 |
| Effective memory clock speed (MHz) | 1,600 | 1,160 |
| Noise and power | ||
| TDP (W) | 35 | 18 |
| Raw performance | ||
| Pixel rate (GPixel/s) | 5.8 | 2.6 |
| Render output processors | 8 | 4 |
| Texture mapping units | 24 | 8 |
| Shading units | 480 | 160 |
| Floating-point performance (GFLOPS) | 696 | 208 |
| Compute units | 6 | 2 |
| Texture rate (GTexel/s) | 17.4 | 5.2 |
| Benchmarks | ||
| PassMark | - | 281 |
| PassMark Direct Compute | - | 179 |
| 3DMark 11 Graphics | 7,918 | 6160.5 |
| 3DMark Vantage Graphics | 3,752 | 2,181 |
| Dead Space 3 (fps) | - | 13.3 |
| 3DMark06 | 1,141 | - |
| Crysis 2 | 57.3 | - |
| Cloud Gate Factor | - | 4.53 |
| Sky Diver Factor | - | 28.94 |
| Fire Strike Factor | - | 3.04 |
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