Key Differences
In short — Radeon RX 6800M 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 RX 6800M is 2959 days newer than Radeon HD 7990.
Advantages of AMD Radeon RX 6800M
- Performs up to 188% better in Control than Radeon HD 7990 - 98 vs 34 FPS
- Consumes up to 61% less energy than AMD Radeon HD 7990 - 145 vs 375 Watts
- Up to 300% more VRAM memory than AMD Radeon HD 7990 - 12 vs 3 GB
Control
Resolution
1920 x 1080
Game Graphics
High
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
High
Radeon RX 6800M
Mobile • May 31st, 2021
Radeon HD 7990
Desktop • Apr 24th, 2013
Theoretical Performance
Radeon RX 6800M
Mobile • May 31st, 2021
Pixel Fillrate
153 GPixel/s
100%
Texel Fillrate
382.4 GTexel/s
100%
AMD Radeon RX 6800M | vs | AMD Radeon HD 7990 |
|---|---|---|
May 31st, 2021 | Release Date | Apr 24th, 2013 |
| Navi Mobile | Generation | Southern Islands |
| Not Available | MSRP | $999 |
| Portable Device Dependent | Outputs | 1x DVI, 4x mini-DisplayPort |
| None | Power Connectors | 2x 8-pin |
Mobile | Segment | Desktop |
12 GB | Memory | 3 GB |
| GDDR6 | Type | GDDR5 |
| 192-bit | Bus | 384-bit |
384 GB/s | Bandwidth | 288 GB/s |
2116 MHz | Base Clock Speed | 950 MHz |
2390 MHz | Boost Clock Speed | 1000 MHz |
2000 MHz | Memory Clock Speed | 1500 MHz |
