Attribute | Radeon HD 8870 × | Radeon HD 6870 1600SP × |
---|---|---|
GPU | ||
Release year (year) | 2013 | 2013 |
Reference card | - | AMD Radeon HD 6870 1600SP Edition 850 MHz 1 GB |
GPU brand | AMD | AMD |
GPU name | Hainan XT | Cypress |
Market | Desktop | Desktop |
Clock speed (MHz) | 925 | 900 |
Turbo clock speed (MHz) | 975 | - |
Is dual GPU | - | - |
Model | Radeon HD 8870 | Radeon HD 6870 1600SP |
Memory | ||
Memory (MB) | 2,048 | 1,024 |
Memory bandwidth (GB/s) | 192 | 134.4 |
Memory bus (bit) | 256 | 256 |
Memory type | GDDR5 | GDDR5 |
Memory clock speed (MHz) | 1,500 | 1,050 |
Effective memory clock speed (MHz) | 6,000 | 4,200 |
Noise and power | ||
TDP (W) | 185 | 175 |
Raw performance | ||
Pixel rate (GPixel/s) | 29.6 | 28.8 |
Render output processors | 32 | 32 |
Texture mapping units | 128 | 80 |
Shading units | 2,048 | 1,600 |
Floating-point performance (GFLOPS) | 3,789 | 2,880 |
Compute units | 32 | 20 |
Texture rate (GTexel/s) | 118.4 | 72 |