Key Differences
In short — Radeon HD 7990 outperforms GeForce GTX 850M on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Radeon HD 7990 is 322 days older than GeForce GTX 850M.
Advantages of NVIDIA GeForce GTX 850M
- Consumes up to 88% less energy than AMD Radeon HD 7990 - 45 vs 375 Watts
Advantages of AMD Radeon HD 7990
- Performs up to 17% better in No Man's Sky than GeForce GTX 850M - 76 vs 65 FPS
- Up to 50% more VRAM memory than NVIDIA GeForce GTX 850M - 3 vs 2 GB
No Man's Sky
Resolution
1920 x 1080
Game Graphics
Ultra
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Ultra
GeForce GTX 850M
Mobile • Mar 12th, 2014
Radeon HD 7990
Desktop • Apr 24th, 2013
Theoretical Performance
GeForce GTX 850M
Mobile • Mar 12th, 2014
Pixel Fillrate
14.43 GPixel/s
45%
Texel Fillrate
36.08 GTexel/s
28%
NVIDIA GeForce GTX 850M | vs | AMD Radeon HD 7990 |
|---|---|---|
Mar 12th, 2014 | Release Date | Apr 24th, 2013 |
| GeForce 800M | Generation | Southern Islands |
| Not Available | MSRP | $999 |
| None | Outputs | 1x DVI, 4x mini-DisplayPort |
| None | Power Connectors | 2x 8-pin |
Mobile | Segment | Desktop |
| 2 GB | Memory | 3 GB |
| DDR3 | Type | GDDR5 |
| 128-bit | Bus | 384-bit |
| 32.03 GB/s | Bandwidth | 288 GB/s |
| 902 MHz | Base Clock Speed | 950 MHz |
| Not Available | Boost Clock Speed | 1000 MHz |
| 1001 MHz | Memory Clock Speed | 1500 MHz |
