Key Differences
In short — Radeon HD 7990 outperforms Radeon HD 6670 on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Radeon HD 7990 is 736 days newer than Radeon HD 6670.
Advantages of AMD Radeon HD 6670
- Consumes up to 82% less energy than AMD Radeon HD 7990 - 66 vs 375 Watts
Advantages of AMD Radeon HD 7990
- Performs up to 1% better in Grand Theft Auto V than Radeon HD 6670 - 81 vs 80 FPS
- Up to 200% more VRAM memory than AMD Radeon HD 6670 - 3 vs 1 GB
Grand Theft Auto V
Resolution
1920 x 1080
Game Graphics
Ultra
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Ultra
Radeon HD 6670
Desktop • Apr 19th, 2011
Radeon HD 7990
Desktop • Apr 24th, 2013
Theoretical Performance
AMD Radeon HD 6670 | vs | AMD Radeon HD 7990 |
|---|---|---|
| Apr 19th, 2011 | Release Date | Apr 24th, 2013 |
| Northern Islands | Generation | Southern Islands |
$99 | MSRP | $999 |
| 1x DVI, 1x HDMI, 1x VGA | Outputs | 1x DVI, 4x mini-DisplayPort |
| None | Power Connectors | 2x 8-pin |
Desktop | Segment | Desktop |
| 1 GB | Memory | 3 GB |
| GDDR5 | Type | GDDR5 |
| 128-bit | Bus | 384-bit |
| 64 GB/s | Bandwidth | 288 GB/s |
| 800 MHz | Base Clock Speed | 950 MHz |
| Not Available | Boost Clock Speed | 1000 MHz |
| 1000 MHz | Memory Clock Speed | 1500 MHz |
