Key Differences
In short — Radeon R9 270 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 R9 270 is 408 days newer than GeForce GT 645M.
Advantages of NVIDIA GeForce GT 645M
- Consumes up to 79% less energy than AMD Radeon R9 270 - 32 vs 150 Watts
Advantages of AMD Radeon R9 270
- Performs up to 19% better in Halo Infinite than GeForce GT 645M - 37 vs 31 FPS
Halo Infinite
Resolution
1920 x 1080
Game Graphics
Ultra
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Ultra
GeForce GT 645M
Mobile • Oct 1st, 2012
Radeon R9 270
Desktop • Nov 13th, 2013
Theoretical Performance
GeForce GT 645M
Mobile • Oct 1st, 2012
Pixel Fillrate
5.672 GPixel/s
19%
Texel Fillrate
22.69 GTexel/s
30%
NVIDIA GeForce GT 645M | vs | AMD Radeon R9 270 |
|---|---|---|
| Oct 1st, 2012 | Release Date | Nov 13th, 2013 |
| GeForce 600M | Generation | Volcanic Islands |
| Not Available | MSRP | $179 |
| None | Outputs | 2x DVI, 1x HDMI, 1x DisplayPort |
| None | Power Connectors | 1x 6-pin |
Mobile | Segment | Desktop |
| 2 GB | Memory | 2 GB |
| DDR3 | Type | GDDR5 |
| 128-bit | Bus | 256-bit |
| 28.8 GB/s | Bandwidth | 179.2 GB/s |
| 709 MHz | Base Clock Speed | 900 MHz |
| Not Available | Boost Clock Speed | 925 MHz |
| 900 MHz | Memory Clock Speed | 1400 MHz |
