Key Differences
In short — Radeon HD 7870M 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 7870M is 33 days newer than GeForce GT 640M.
Advantages of NVIDIA GeForce GT 640M
- Consumes up to 29% less energy than AMD Radeon HD 7870M - 32 vs 45 Watts
Advantages of AMD Radeon HD 7870M
- Performs up to 5% better in Deathloop than GeForce GT 640M - 44 vs 42 FPS
Deathloop
Resolution
1920 x 1080
Game Graphics
Ultra
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Ultra
Mobile • Mar 22nd, 2012
Mobile • Apr 24th, 2012
Theoretical Performance
NVIDIA GeForce GT 640M | vs | AMD Radeon HD 7870M |
---|---|---|
Mar 22nd, 2012 | Release Date | Apr 24th, 2012 |
GeForce 600M | Generation | London |
Not Available | MSRP | Not Available |
None | Outputs | None |
None | Power Connectors | None |
Mobile | Segment | Mobile |
2 GB | Memory | 2 GB |
DDR3 | Type | GDDR5 |
128-bit | Bus | 128-bit |
28.8 GB/s | Bandwidth | 64 GB/s |
625 MHz | Base Clock Speed | 800 MHz |
Not Available | Boost Clock Speed | Not Available |
900 MHz | Memory Clock Speed | 1000 MHz |