Key Differences
In short — Radeon HD 7790 outperforms GeForce 820M on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Radeon HD 7790 is 729 days older than GeForce 820M.
Advantages of NVIDIA GeForce 820M
- Consumes up to 47% less energy than AMD Radeon HD 7790 - 45 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 10% better in Grand Theft Auto V than GeForce 820M - 76 vs 69 FPS
Grand Theft Auto V
Resolution
1920 x 1080
Game Graphics
Ultra
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Ultra
Mobile • Mar 21st, 2015
Desktop • Mar 22nd, 2013
Theoretical Performance
NVIDIA GeForce 820M | vs | AMD Radeon HD 7790 |
---|---|---|
Mar 21st, 2015 | Release Date | Mar 22nd, 2013 |
GeForce 800M | 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 |
DDR3 | Type | GDDR5 |
128-bit | Bus | 128-bit |
28.83 GB/s | Bandwidth | 96 GB/s |
810 MHz | Base Clock Speed | 1000 MHz |
Not Available | Boost Clock Speed | Not Available |
901 MHz | Memory Clock Speed | 1500 MHz |