Key Differences
In short — Radeon R9 Nano 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 Nano is 1060 days newer than GeForce GT 645M.
Advantages of NVIDIA GeForce GT 645M
- Consumes up to 82% less energy than AMD Radeon R9 Nano - 32 vs 175 Watts
Advantages of AMD Radeon R9 Nano
- Performs up to 58% better in Battlefield V than GeForce GT 645M - 122 vs 77 FPS
- Up to 100% more VRAM memory than NVIDIA GeForce GT 645M - 4 vs 2 GB
Battlefield V
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 Nano
Desktop • Aug 27th, 2015
Theoretical Performance
NVIDIA GeForce GT 645M | vs | AMD Radeon R9 Nano |
|---|---|---|
| Oct 1st, 2012 | Release Date | Aug 27th, 2015 |
| GeForce 600M | Generation | Pirate Islands |
| Not Available | MSRP | $649 |
| None | Outputs | 1x HDMI, 3x DisplayPort |
| None | Power Connectors | 1x 8-pin |
Mobile | Segment | Desktop |
| 2 GB | Memory | 4 GB |
| DDR3 | Type | HBM |
| 128-bit | Bus | 4096-bit |
| 28.8 GB/s | Bandwidth | 512 GB/s |
| 709 MHz | Base Clock Speed | 1000 MHz |
| Not Available | Boost Clock Speed | Not Available |
900 MHz | Memory Clock Speed | 500 MHz |
