Key Differences
In short — Radeon HD 7990 outperforms GeForce GT 445M on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Radeon HD 7990 is 964 days newer than GeForce GT 445M.
Advantages of NVIDIA GeForce GT 445M
- Consumes up to 91% less energy than AMD Radeon HD 7990 - 35 vs 375 Watts
Advantages of AMD Radeon HD 7990
- Performs up to 33% better in No Man's Sky than GeForce GT 445M - 76 vs 57 FPS
No Man's Sky
Resolution
1920 x 1080
Game Graphics
Ultra
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Ultra
GeForce GT 445M
Mobile • Sep 3rd, 2010
Radeon HD 7990
Desktop • Apr 24th, 2013
Theoretical Performance
NVIDIA GeForce GT 445M | vs | AMD Radeon HD 7990 |
|---|---|---|
| Sep 3rd, 2010 | Release Date | Apr 24th, 2013 |
| GeForce 400M | Generation | Southern Islands |
| Not Available | MSRP | $999 |
| None | Outputs | 1x DVI, 4x mini-DisplayPort |
| None | Power Connectors | 2x 8-pin |
Mobile | Segment | Desktop |
| 3 GB | Memory | 3 GB |
| DDR3 | Type | GDDR5 |
| 192-bit | Bus | 384-bit |
| 38.4 GB/s | Bandwidth | 288 GB/s |
| 590 MHz | Base Clock Speed | 950 MHz |
| Not Available | Boost Clock Speed | 1000 MHz |
| 800 MHz | Memory Clock Speed | 1500 MHz |
