Key Differences
In short — Radeon HD 7790 outperforms GeForce GT 640M LE on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Radeon HD 7790 is 322 days newer than GeForce GT 640M LE.
Advantages of NVIDIA GeForce GT 640M LE
- Consumes up to 62% less energy than AMD Radeon HD 7790 - 32 vs 85 Watts
- Up to 100% more VRAM memory than AMD Radeon HD 7790 - 2 vs 1 GB
Advantages of AMD Radeon HD 7790
- Performs up to 40% better in Dishonored 2 than GeForce GT 640M LE - 35 vs 25 FPS
Dishonored 2
Resolution
1920 x 1080
Game Graphics
Very High
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Very High
GeForce GT 640M LE
Mobile • May 4th, 2012
Radeon HD 7790
Desktop • Mar 22nd, 2013
Theoretical Performance
GeForce GT 640M LE
Mobile • May 4th, 2012
Pixel Fillrate
3.012 GPixel/s
18%
Texel Fillrate
12.05 GTexel/s
21%
NVIDIA GeForce GT 640M LE | vs | AMD Radeon HD 7790 |
|---|---|---|
| May 4th, 2012 | Release Date | Mar 22nd, 2013 |
| GeForce 600M | Generation | Southern Islands |
| Not Available | MSRP | $149 |
| None | Outputs | 1x DVI, 1x HDMI, 2x mini-DisplayPort |
| None | Power Connectors | 1x 6-pin |
Mobile | Segment | Desktop |
2 GB | Memory | 1 GB |
| GDDR5 | Type | GDDR5 |
| 128-bit | Bus | 128-bit |
| 50.24 GB/s | Bandwidth | 96 GB/s |
| 753 MHz | Base Clock Speed | 1000 MHz |
| Not Available | Boost Clock Speed | Not Available |
| 785 MHz | Memory Clock Speed | 1500 MHz |
