Key Differences
In short — Radeon HD 6850 outperforms Radeon HD 7990 on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Radeon HD 6850 is 916 days older than Radeon HD 7990.
Advantages of AMD Radeon HD 6850
- Performs up to 95% better in ARK: Survival Evolved than Radeon HD 7990 - 39 vs 20 FPS
- Consumes up to 66% less energy than AMD Radeon HD 7990 - 127 vs 375 Watts
Advantages of AMD Radeon HD 7990
- Up to 200% more VRAM memory than AMD Radeon HD 6850 - 3 vs 1 GB
ARK: Survival Evolved
Resolution
1920 x 1080
Game Graphics
Epic
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Epic
Radeon HD 6850
Desktop • Oct 21st, 2010
Radeon HD 7990
Desktop • Apr 24th, 2013
Theoretical Performance
AMD Radeon HD 6850 | vs | AMD Radeon HD 7990 |
|---|---|---|
| Oct 21st, 2010 | Release Date | Apr 24th, 2013 |
| Northern Islands | Generation | Southern Islands |
$179 | MSRP | $999 |
| 2x DVI, 1x HDMI, 2x mini-DisplayPort | Outputs | 1x DVI, 4x mini-DisplayPort |
| 1x 6-pin | Power Connectors | 2x 8-pin |
Desktop | Segment | Desktop |
| 1 GB | Memory | 3 GB |
| GDDR5 | Type | GDDR5 |
| 256-bit | Bus | 384-bit |
| 128 GB/s | Bandwidth | 288 GB/s |
| 775 MHz | Base Clock Speed | 950 MHz |
| Not Available | Boost Clock Speed | 1000 MHz |
| 1000 MHz | Memory Clock Speed | 1500 MHz |
