Key Differences
In short — Radeon HD 7990 outperforms GeForce GT 745M on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Radeon HD 7990 is 23 days newer than GeForce GT 745M.
Advantages of NVIDIA GeForce GT 745M
- Consumes up to 88% less energy than AMD Radeon HD 7990 - 45 vs 375 Watts
Advantages of AMD Radeon HD 7990
- Performs up to 9% better in Microsoft Flight Simulator 2020 than GeForce GT 745M - 62 vs 57 FPS
- Up to 50% more VRAM memory than NVIDIA GeForce GT 745M - 3 vs 2 GB
Microsoft Flight Simulator 2020
Resolution
1920 x 1080
Game Graphics
Ultra
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Ultra
Mobile • Apr 1st, 2013
Desktop • Apr 24th, 2013
Theoretical Performance
Mobile • Apr 1st, 2013
Pixel Fillrate
4.392 GPixel/s
13%
Texel Fillrate
17.57 GTexel/s
13%
NVIDIA GeForce GT 745M | vs | AMD Radeon HD 7990 |
---|---|---|
Apr 1st, 2013 | Release Date | Apr 24th, 2013 |
GeForce 700M | 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 |
GDDR5 | Type | GDDR5 |
128-bit | Bus | 384-bit |
64 GB/s | Bandwidth | 288 GB/s |
549 MHz | Base Clock Speed | 950 MHz |
Not Available | Boost Clock Speed | 1000 MHz |
1000 MHz | Memory Clock Speed | 1500 MHz |