Key Differences
In short — Radeon HD 7870 XT 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 7870 XT is 199 days newer than GeForce GT 640M LE.
Advantages of NVIDIA GeForce GT 640M LE
- Consumes up to 83% less energy than AMD Radeon HD 7870 XT - 32 vs 185 Watts
Advantages of AMD Radeon HD 7870 XT
- Performs up to 18% better in Ratchet & Clank: Rift Apart than GeForce GT 640M LE - 39 vs 33 FPS
Ratchet & Clank: Rift Apart
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 7870 XT
Desktop • Nov 19th, 2012
Theoretical Performance
GeForce GT 640M LE
Mobile • May 4th, 2012
Pixel Fillrate
3.012 GPixel/s
9%
Texel Fillrate
12.05 GTexel/s
12%
Radeon HD 7870 XT
Desktop • Nov 19th, 2012
Pixel Fillrate
31.2 GPixel/s
100%
Texel Fillrate
93.6 GTexel/s
100%
NVIDIA GeForce GT 640M LE | vs | AMD Radeon HD 7870 XT |
|---|---|---|
| May 4th, 2012 | Release Date | Nov 19th, 2012 |
| GeForce 600M | Generation | Southern Islands |
| Not Available | MSRP | $270 |
| None | Outputs | 1x DVI, 1x HDMI, 2x mini-DisplayPort |
| None | Power Connectors | 2x 6-pin |
Mobile | Segment | Desktop |
| 2 GB | Memory | 2 GB |
| GDDR5 | Type | GDDR5 |
| 128-bit | Bus | 256-bit |
| 50.24 GB/s | Bandwidth | 192 GB/s |
| 753 MHz | Base Clock Speed | 925 MHz |
| Not Available | Boost Clock Speed | 975 MHz |
| 785 MHz | Memory Clock Speed | 1500 MHz |
