Comparison of Mobility Radeon HD 4650 and Radeon HD 4670 [S]ave
| Attribute |  Radeon HD 4670 × |  Mobility Radeon HD 4650 × |
|---|---|---|
| GPU | ||
| Release year (year) | 2008 | 2009 |
| GPU brand | ATI | ATI |
| GPU name | RV730 | M96 |
| Market | Desktop | Laptop |
| Clock speed (MHz) | 750 | 500 |
| Is dual GPU | - | - |
| Model | Radeon HD 4670 | Mobility Radeon HD 4650 |
| Memory | ||
| Memory (MB) | 512 | 512 |
| Memory bandwidth (GB/s) | 25.6 | 19.2 |
| Memory bus (bit) | 128 | 128 |
| Memory type | GDDR3 | DDR2 |
| Memory clock speed (MHz) | 800 | 600 |
| Effective memory clock speed (MHz) | 1,600 | 1,200 |
| Noise and power | ||
| TDP (W) | 59 | 35 |
| Raw performance | ||
| Pixel rate (GPixel/s) | 6 | 4 |
| Render output processors | 8 | 8 |
| Texture mapping units | 32 | 32 |
| Shading units | 320 | 320 |
| Floating-point performance (GFLOPS) | 480 | 320 |
| Compute units | 4 | 4 |
| Texture rate (GTexel/s) | 24 | 16 |
| Benchmarks | ||
| PassMark | 546 | 399 |
| Cloud Gate Factor | 5.9 | - |
| T-Rex (GFXBench 3.0) | 3357.91 | 3335.81 |
| Sky Diver Factor | 7.56 | - |
| Fire Strike Factor | 3.1 | - |
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