Attribute | Radeon R7 M445 × | GeForce GTX 660M × |
---|---|---|
GPU | ||
Release year (year) | 2016 | 2012 |
GPU brand | AMD | Nvidia |
GPU name | Meso | GK107 |
Market | Laptop | Laptop |
Clock speed (MHz) | 780 | 835 |
Turbo clock speed (MHz) | 920 | 950 |
Is dual GPU | - | - |
Model | Radeon R7 M445 | GeForce GTX 660M |
Memory | ||
Memory (MB) | 2,048 | 2,048 |
Memory bandwidth (GB/s) | 32 | 64 |
Memory bus (bit) | 64 | 128 |
Memory type | GDDR5 | GDDR5 |
Memory clock speed (MHz) | 1,000 | 1,000 |
Effective memory clock speed (MHz) | 4,000 | 4,000 |
Noise and power | ||
TDP (W) | - | 50 |
Raw performance | ||
Pixel rate (GPixel/s) | 7.36 | 6.68 |
Render output processors | 8 | 16 |
Texture mapping units | 20 | 32 |
Shading units | 320 | 384 |
Floating-point performance (GFLOPS) | 589 | 641 |
Compute units | 5 | - |
1↑Texture rate (GTexel/s) | 18.4 | 26.72 |
Benchmarks | ||
Particle simulation (mInteraction/s) | 133.52 | - |
Bioshock Infinite | 13.8 | - |
Battlefield 4 | 11.7 | 35.45 |
Face detection (mPixels/s) | 15.76 | 10.84 |
T-Rex (GFXBench 3.0) | 3361.92 | 3353.58 |
Manhattan (GFXBench 3.0) | 3454.33 | 3709.34 |
Bitcoin mining (mHash/s) | 54.07 | 33.75 |
Sky Diver Factor | - | 149.18 |
Thief | - | 13 |
Fire Strike Factor | - | 17 |
Ocean surface simulation (frames/s) | 278.62 | - |