Key Differences
In short — Radeon R9 285 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 R9 285 is 496 days newer than Radeon HD 7990.
Advantages of AMD Radeon HD 7990
- Up to 50% more VRAM memory than AMD Radeon R9 285 - 3 vs 2 GB
Advantages of AMD Radeon R9 285
- Performs up to 6% better in Sons Of The Forest than Radeon HD 7990 - 34 vs 32 FPS
- Consumes up to 49% less energy than AMD Radeon HD 7990 - 190 vs 375 Watts
Sons Of The Forest
Resolution
1920 x 1080
Game Graphics
Ultra
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Ultra
Radeon HD 7990
Desktop • Apr 24th, 2013
Radeon R9 285
Desktop • Sep 2nd, 2014
Theoretical Performance
AMD Radeon HD 7990 | vs | AMD Radeon R9 285 |
|---|---|---|
| Apr 24th, 2013 | Release Date | Sep 2nd, 2014 |
| Southern Islands | Generation | Volcanic Islands |
| $999 | MSRP | $249 |
| 1x DVI, 4x mini-DisplayPort | Outputs | 2x DVI, 1x HDMI, 1x DisplayPort |
| 2x 8-pin | Power Connectors | 2x 6-pin |
Desktop | Segment | Desktop |
3 GB | Memory | 2 GB |
| GDDR5 | Type | GDDR5 |
| 384-bit | Bus | 256-bit |
288 GB/s | Bandwidth | 176 GB/s |
950 MHz | Base Clock Speed | 918 MHz |
| 1000 MHz | Boost Clock Speed | Not Available |
1500 MHz | Memory Clock Speed | 1375 MHz |
