Attribute | ![]() Radeon R9 M485X × | ![]() AMD Radeon HD 6850 X2 × |
---|---|---|
GPU | ||
Release year (year) | 2016 | 2011 |
GPU brand | AMD | AMD |
GPU name | Amethyst | Barts PRO |
Market | Laptop | Desktop |
Clock speed (MHz) | 723 | 800 |
Is dual GPU | - | + |
Model | Radeon R9 M485X | AMD Radeon HD 6850 X2 |
Memory | ||
Memory (MB) | 8,192 | 4,096 |
Memory bandwidth (GB/s) | 160 | 268.8 |
Memory bus (bit) | 256 | 512 |
Memory type | GDDR5 | GDDR5 |
Memory clock speed (MHz) | 1,250 | 1,050 |
Effective memory clock speed (MHz) | 5,000 | 4,200 |
Noise and power | ||
TDP (W) | 250 | 254 |
Raw performance | ||
Pixel rate (GPixel/s) | 23.14 | 51.2 |
Render output processors | 32 | 64 |
Texture mapping units | 128 | 96 |
Shading units | 2,048 | 1,920 |
Floating-point performance (GFLOPS) | 2,961 | 3,072 |
Compute units | 32 | 24 |
Texture rate (GTexel/s) | 92.5 | 76.8 |
Benchmarks | ||
PassMark | 4,842 | 2,534 |