Comparison of Radeon HD 4520 and Radeon HD 4450 [S]ave
| Attribute |  Radeon HD 4450 × | Radeon HD 4520 × |
|---|---|---|
| GPU | ||
| Release year (year) | 2011 | 2009 |
| GPU brand | ATI | ATI |
| GPU name | RV710 | RV710 |
| Market | Desktop | Desktop |
| Clock speed (MHz) | 600 | 600 |
| Is dual GPU | - | - |
| Model | Radeon HD 4450 | Radeon HD 4520 |
| Memory | ||
| Memory (MB) | 512 | 512 |
| Memory bandwidth (GB/s) | 6.4 | 6.4 |
| Memory bus (bit) | 64 | 64 |
| Memory type | DDR2 | DDR2 |
| Memory clock speed (MHz) | 400 | 400 |
| Effective memory clock speed (MHz) | 800 | 800 |
| Noise and power | ||
| TDP (W) | 25 | 25 |
| Raw performance | ||
| Pixel rate (GPixel/s) | 2.4 | 2.4 |
| Render output processors | 4 | 4 |
| Texture mapping units | 8 | 8 |
| Shading units | 80 | 80 |
| Floating-point performance (GFLOPS) | 96 | 96 |
| Compute units | 1 | 1 |
| Texture rate (GTexel/s) | 4.8 | 4.8 |
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