Attribute | GeForce 840M × | Radeon R8 M365DX × |
---|---|---|
GPU | ||
Release year (year) | 2014 | 2015 |
GPU brand | Nvidia | AMD |
GPU name | GM108 | Meso |
Market | Laptop | - |
Clock speed (MHz) | 1,029 | 900 |
Turbo clock speed (MHz) | 1,124 | 1,125 |
Is dual GPU | - | - |
Model | GeForce 840M | Radeon R8 M365DX |
Memory | ||
Memory (MB) | 1,024 | - |
Memory bandwidth (GB/s) | 16 | - |
Memory bus (bit) | 64 | - |
Memory type | DDR3 | - |
Memory clock speed (MHz) | 1,001 | - |
Effective memory clock speed (MHz) | 2,002 | - |
Noise and power | ||
TDP (W) | 33 | - |
Raw performance | ||
Pixel rate (GPixel/s) | 8.23 | 7.2 |
Render output processors | 8 | 8 |
Texture mapping units | 16 | 24 |
Shading units | 384 | 384 |
Floating-point performance (GFLOPS) | 790 | 691 |
Compute units | - | 6 |
Texture rate (GTexel/s) | 16.46 | 21.6 |
Benchmarks | ||
Metro: Last Light | - | 9.3 |
Crysis 3 | - | 4.9 |
Bioshock Infinite | - | 13.5 |
Battlefield 4 | 11.2 | 9.55 |
Face detection (mPixels/s) | 22.54 | - |
T-Rex (GFXBench 3.0) | 3359.62 | 2017.62 |
Manhattan (GFXBench 3.0) | 1855.62 | 1370.17 |
Bitcoin mining (mHash/s) | 94.68 | - |
Sky Diver Factor | 120.22 | - |
Thief | 9.1 | 6.7 |
Fire Strike Factor | 12.59 | - |