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 7990
- Performs up to 1% better in Dirt 5 than Radeon HD 6670 - 98 vs 97 FPS
- Up to 200% more VRAM memory than AMD Radeon HD 6670 - 3 vs 1 GB
Advantages of AMD Radeon HD 6670
- Consumes up to 82% less energy than AMD Radeon HD 7990 - 66 vs 375 Watts
Dirt 5
Resolution
1920 x 1080
Game Graphics
Ultra High
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Ultra High
Radeon HD 7990
Desktop • Apr 24th, 2013
Radeon HD 6670
Desktop • Apr 19th, 2011
Theoretical Performance
AMD Radeon HD 7990 | vs | AMD Radeon HD 6670 |
|---|---|---|
Apr 24th, 2013 | Release Date | Apr 19th, 2011 |
| Southern Islands | Generation | Northern Islands |
| $999 | MSRP | $99 |
| 1x DVI, 4x mini-DisplayPort | Outputs | 1x DVI, 1x HDMI, 1x VGA |
| 2x 8-pin | Power Connectors | None |
Desktop | Segment | Desktop |
3 GB | Memory | 1 GB |
| GDDR5 | Type | GDDR5 |
| 384-bit | Bus | 128-bit |
288 GB/s | Bandwidth | 64 GB/s |
950 MHz | Base Clock Speed | 800 MHz |
| 1000 MHz | Boost Clock Speed | Not Available |
1500 MHz | Memory Clock Speed | 1000 MHz |
