Key Differences
In short — Radeon HD 7990 outperforms Radeon R9 280 on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Radeon HD 7990 is 314 days older than Radeon R9 280.
Advantages of AMD Radeon HD 7990
- Performs up to 2% better in Assassin's Creed Valhalla than Radeon R9 280 - 44 vs 43 FPS
Advantages of AMD Radeon R9 280
- Consumes up to 47% less energy than AMD Radeon HD 7990 - 200 vs 375 Watts
Assassin's Creed Valhalla
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 R9 280
Desktop • Mar 4th, 2014
Theoretical Performance
AMD Radeon HD 7990 | vs | AMD Radeon R9 280 |
|---|---|---|
| Apr 24th, 2013 | Release Date | Mar 4th, 2014 |
| Southern Islands | Generation | Volcanic Islands |
| $999 | MSRP | $279 |
| 1x DVI, 4x mini-DisplayPort | Outputs | 1x DVI, 2x HDMI, 1x DisplayPort |
| 2x 8-pin | Power Connectors | 1x 6-pin + 1x 8-pin |
Desktop | Segment | Desktop |
| 3 GB | Memory | 3 GB |
| GDDR5 | Type | GDDR5 |
| 384-bit | Bus | 384-bit |
288 GB/s | Bandwidth | 240 GB/s |
950 MHz | Base Clock Speed | 827 MHz |
1000 MHz | Boost Clock Speed | 933 MHz |
1500 MHz | Memory Clock Speed | 1250 MHz |
