Specifications
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| Specifications of the cards tested | |||||
|---|---|---|---|---|---|
| GPU | HD 3850 512 MB | HD 3870 | 8800 GT | 8800 GT 256 MB | 9600 GT |
| GPU frequency | 670 MHz | 775 MHz | 600 MHz | 600 MHz | 650 MHz |
| Shader frequency | 670 MHz | 775 MHz | 1500 MHz | 1500 MHz | 1625 MHz |
| Memory frequency | 833 MHz | 1125 MHz | 900 MHz | 700 MHz | 900 MHz |
| Memory bus width | 256 bits | 256 bits | 256 bits | 256 bits | 256 bits |
| Type of memory | GDDR3 | GDDR4 | GDDR3 | GDDR3 | GDDR3 |
| Memory | 512 MB | 512 MB | 512 MB | 256 MB | 512 MB |
| Number of Pixels/Vertex Pipelines | (80) | (80) | (28) | (28) | (16) |
| Number of texturing units | 16 | 16 | 56 | 56 | 32 |
| Number of ROPs | 16 | 16 | 16 | 16 | 16 |
| Processing power | 429 GFlops | 496 GFlops | 336 GFlops | 336 GFlops | 208 GFlops |
| Memory bandwidth | 53.3 GB/s | 72 GB/s | 57.6 GB/s | 44.8 GB/s | 57.6 GB/s |
| Number of transistors | 666 million | 666 million | 754 million | 754 million | 505 million |
| Process | 0.055µ | 0.055µ | 0.065µ | 0.065µ | 0.065µ |
| Die surface area | 196 mm² | 196 mm² | 324 mm² | 324 mm² | 225 mm² |
| Generation | 2007 | 2007 | 2007 | 2007 | 2008 |
| Shader model supported | 4.1 | 4.1 | 4.0 | 4.0 | 4.0 |