Radeon HD 3870 X2 vs GeForce GTX 1080 |
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Differences What are the advantages of each
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| Is dual GPU | Yes | vs | No | About half of graphics cards are dual GPU | |||
|---|---|---|---|---|---|---|---|
| Much wider memory bus | 512 bit | vs | 256 bit | 2x wider memory bus | |||
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| Much better PassMark score | 11,994 | vs | 872 | More than 13.8x better PassMark score | |||
| Much higher effective memory clock speed | 10,008 MHz | vs | 1,802 MHz | More than 5.5x higher effective memory clock speed | |||
| Much higher clock speed | 1,607 MHz | vs | 825 MHz | Around 95% higher clock speed | |||
| Much better floating-point performance | 8,228 GFLOPS | vs | 1,056 GFLOPS | More than 7.8x better floating-point performance | |||
| Much more memory | 8,192 MB | vs | 1,024 MB | 8x more memory | |||
| Much higher texture rate | 257.1 GTexel/s | vs | 26.4 GTexel/s | Around 9.8x higher texture rate | |||
| Much higher memory bandwidth | 224.4 GB/s | vs | 115.32 GB/s | Around 95% higher memory bandwidth | |||
| Much higher pixel rate | 102.8 GPixel/s | vs | 26.4 GPixel/s | Around 4x higher pixel rate | |||
| Much better cloud gate factor score | 26.05 | vs | 10.96 | Around 2.5x better cloud gate factor score | |||
| Many more texture mapping units | 160 | vs | 32 | 128 more texture mapping units | |||
| Many more shading units | 2,560 | vs | 640 | 1920 more shading units | |||
| Significantly more render output processors | 64 | vs | 32 | Twice as many render output processors | |||
| Significantly higher memory clock speed | 1,251 MHz | vs | 901 MHz | Around 40% higher memory clock speed | |||
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Benchmarks Real world tests of Radeon HD 3870 X2 vs GeForce GTX 1080
PassMark Industry standard benchmark for overall graphics card performanceData courtesy Passmark
T-Rex (GFXBench 3.0) Data courtesy CompuBench
Cloud Gate Factor Data courtesy FutureMark
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