Attribute | Radeon R9 270X × | Radeon HD 7870 XT × |
---|---|---|
GPU | ||
Release year (year) | 2013 | 2012 |
Reference card | AMD Radeon R9 270X 1 GHz 2 GB | - |
GPU brand | AMD | AMD |
GPU name | Curacao | Tahiti LE |
Market | Desktop | Desktop |
Clock speed (MHz) | 1,100 | 925 |
Turbo clock speed (MHz) | 1,150 | 975 |
Is dual GPU | - | - |
Model | Radeon R9 270X | Radeon HD 7870 XT |
Memory | ||
Memory (MB) | 2,048 | 2,048 |
Memory bandwidth (GB/s) | 192 | 192 |
Memory bus (bit) | 256 | 256 |
Memory type | GDDR5 | GDDR5 |
Memory clock speed (MHz) | 1,500 | 1,500 |
Effective memory clock speed (MHz) | 6,000 | 6,000 |
Noise and power | ||
1↑TDP (W) | 180 | 185 |
Raw performance | ||
Pixel rate (GPixel/s) | 36.8 | 31.2 |
Render output processors | 32 | 32 |
Texture mapping units | 80 | 96 |
Shading units | 1,280 | 1,536 |
Floating-point performance (GFLOPS) | 2,944 | 2,995 |
Compute units | 20 | 24 |
Texture rate (GTexel/s) | 92 | 93.6 |
Benchmarks | ||
Metro: Last Light | - | 79.5 |
Battlefield 3 | 65 | 72 |
Dirt3 | 84 | - |
Face detection (mPixels/s) | 57.24 | 65.4 |
T-Rex (GFXBench 3.0) | 3353.98 | 3350.68 |
Manhattan (GFXBench 3.0) | 3713.26 | 3705.76 |
Bitcoin mining (mHash/s) | 251.26 | 345.79 |
Sky Diver Factor | 338.41 | 314 |
Fire Strike Factor | 51.83 | 47.56 |