Key Differences
In short — Radeon HD 6670 outperforms GeForce GT 645M on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Radeon HD 6670 is 531 days older than GeForce GT 645M.
Advantages of NVIDIA GeForce GT 645M
- Consumes up to 52% less energy than AMD Radeon HD 6670 - 32 vs 66 Watts
- Up to 100% more VRAM memory than AMD Radeon HD 6670 - 2 vs 1 GB
Advantages of AMD Radeon HD 6670
- Performs up to 80% better in Red Dead Redemption 2 than GeForce GT 645M - 18 vs 10 FPS
Red Dead Redemption 2
Resolution
1920 x 1080
Game Graphics
Highest
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Highest
GeForce GT 645M
Mobile • Oct 1st, 2012
Radeon HD 6670
Desktop • Apr 19th, 2011
Theoretical Performance
GeForce GT 645M
Mobile • Oct 1st, 2012
Pixel Fillrate
5.672 GPixel/s
88%
Texel Fillrate
22.69 GTexel/s
100%
NVIDIA GeForce GT 645M | vs | AMD Radeon HD 6670 |
|---|---|---|
Oct 1st, 2012 | Release Date | Apr 19th, 2011 |
| GeForce 600M | Generation | Northern Islands |
| Not Available | MSRP | $99 |
| None | Outputs | 1x DVI, 1x HDMI, 1x VGA |
| None | Power Connectors | None |
Mobile | Segment | Desktop |
2 GB | Memory | 1 GB |
| DDR3 | Type | GDDR5 |
| 128-bit | Bus | 128-bit |
| 28.8 GB/s | Bandwidth | 64 GB/s |
| 709 MHz | Base Clock Speed | 800 MHz |
| Not Available | Boost Clock Speed | Not Available |
| 900 MHz | Memory Clock Speed | 1000 MHz |
