Key Differences
In short — Radeon HD 7990 outperforms Radeon HD 7850 on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Radeon HD 7990 is 415 days newer than Radeon HD 7850.
Advantages of AMD Radeon HD 7990
- Performs up to 6% better in Tom Clancy's Rainbow Six Siege than Radeon HD 7850 - 306 vs 288 FPS
- Up to 50% more VRAM memory than AMD Radeon HD 7850 - 3 vs 2 GB
Advantages of AMD Radeon HD 7850
- Consumes up to 65% less energy than AMD Radeon HD 7990 - 130 vs 375 Watts
Tom Clancy's Rainbow Six Siege
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 HD 7850
Desktop • Mar 5th, 2012
Theoretical Performance
Radeon HD 7850
Desktop • Mar 5th, 2012
Pixel Fillrate
27.52 GPixel/s
86%
Texel Fillrate
55.04 GTexel/s
43%
AMD Radeon HD 7990 | vs | AMD Radeon HD 7850 |
|---|---|---|
Apr 24th, 2013 | Release Date | Mar 5th, 2012 |
| Southern Islands | Generation | Southern Islands |
| $999 | MSRP | $249 |
| 1x DVI, 4x mini-DisplayPort | Outputs | 1x DVI, 1x HDMI, 2x mini-DisplayPort |
| 2x 8-pin | Power Connectors | 1x 6-pin |
Desktop | Segment | Desktop |
3 GB | Memory | 2 GB |
| GDDR5 | Type | GDDR5 |
| 384-bit | Bus | 256-bit |
288 GB/s | Bandwidth | 153.6 GB/s |
950 MHz | Base Clock Speed | 860 MHz |
| 1000 MHz | Boost Clock Speed | Not Available |
1500 MHz | Memory Clock Speed | 1200 MHz |
