Key Differences
In short — Radeon R9 390X 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 390X is 785 days newer than Radeon HD 7990.
Advantages of AMD Radeon R9 390X
- Performs up to 27% better in Total War: WARHAMMER III than Radeon HD 7990 - 42 vs 33 FPS
- Consumes up to 27% less energy than AMD Radeon HD 7990 - 275 vs 375 Watts
- Up to 167% more VRAM memory than AMD Radeon HD 7990 - 8 vs 3 GB
Total War: WARHAMMER III
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 390X
Desktop • Jun 18th, 2015
Theoretical Performance
Radeon R9 390X
Desktop • Jun 18th, 2015
Pixel Fillrate
67.2 GPixel/s
100%
Texel Fillrate
184.8 GTexel/s
100%
AMD Radeon HD 7990 | vs | AMD Radeon R9 390X |
|---|---|---|
| Apr 24th, 2013 | Release Date | Jun 18th, 2015 |
| Southern Islands | Generation | Pirate Islands |
| $999 | MSRP | $429 |
| 1x DVI, 4x mini-DisplayPort | Outputs | 2x DVI, 1x HDMI, 1x DisplayPort |
| 2x 8-pin | Power Connectors | 1x 6-pin + 1x 8-pin |
Desktop | Segment | Desktop |
| 3 GB | Memory | 8 GB |
| GDDR5 | Type | GDDR5 |
| 384-bit | Bus | 512-bit |
| 288 GB/s | Bandwidth | 384 GB/s |
| 950 MHz | Base Clock Speed | 1050 MHz |
| 1000 MHz | Boost Clock Speed | Not Available |
| 1500 MHz | Memory Clock Speed | 1500 MHz |
