Key Differences
In short — Radeon HD 7950 outperforms GeForce GT 640M on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Radeon HD 7950 is 51 days older than GeForce GT 640M.
Advantages of NVIDIA GeForce GT 640M
- Consumes up to 84% less energy than AMD Radeon HD 7950 - 32 vs 200 Watts
Advantages of AMD Radeon HD 7950
- Performs up to 20% better in Assassin's Creed Mirage than GeForce GT 640M - 42 vs 35 FPS
- Up to 50% more VRAM memory than NVIDIA GeForce GT 640M - 3 vs 2 GB
Assassin's Creed Mirage
Resolution
1920 x 1080
Game Graphics
Ultra High
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Ultra High
Mobile • Mar 22nd, 2012
Desktop • Jan 31st, 2012
Theoretical Performance
Desktop • Jan 31st, 2012
Pixel Fillrate
25.6 GPixel/s
100%
Texel Fillrate
89.6 GTexel/s
100%
NVIDIA GeForce GT 640M | vs | AMD Radeon HD 7950 |
---|---|---|
Mar 22nd, 2012 | Release Date | Jan 31st, 2012 |
GeForce 600M | Generation | Southern Islands |
Not Available | MSRP | $449 |
None | Outputs | 1x DVI, 1x HDMI, 2x mini-DisplayPort |
None | Power Connectors | 2x 6-pin |
Mobile | Segment | Desktop |
2 GB | Memory | 3 GB |
DDR3 | Type | GDDR5 |
128-bit | Bus | 384-bit |
28.8 GB/s | Bandwidth | 240 GB/s |
625 MHz | Base Clock Speed | 800 MHz |
Not Available | Boost Clock Speed | Not Available |
900 MHz | Memory Clock Speed | 1250 MHz |