Key Differences
In short — Radeon R9 390X 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 R9 390X is 1749 days newer than GeForce GT 445M.
Advantages of NVIDIA GeForce GT 445M
- Consumes up to 87% less energy than AMD Radeon R9 390X - 35 vs 275 Watts
Advantages of AMD Radeon R9 390X
- Performs up to 40% better in The Callisto Protocol than GeForce GT 445M - 70 vs 50 FPS
- Up to 167% more VRAM memory than NVIDIA GeForce GT 445M - 8 vs 3 GB
The Callisto Protocol
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 R9 390X
Desktop • Jun 18th, 2015
Theoretical Performance
Radeon R9 390X
Desktop • Jun 18th, 2015
Pixel Fillrate
67.2 GPixel/s
100%
Texel Fillrate
184.8 GTexel/s
100%
NVIDIA GeForce GT 445M | vs | AMD Radeon R9 390X |
|---|---|---|
| Sep 3rd, 2010 | Release Date | Jun 18th, 2015 |
| GeForce 400M | Generation | Pirate Islands |
| Not Available | MSRP | $429 |
| None | Outputs | 2x DVI, 1x HDMI, 1x DisplayPort |
| None | Power Connectors | 1x 6-pin + 1x 8-pin |
Mobile | Segment | Desktop |
| 3 GB | Memory | 8 GB |
| DDR3 | Type | GDDR5 |
| 192-bit | Bus | 512-bit |
| 38.4 GB/s | Bandwidth | 384 GB/s |
| 590 MHz | Base Clock Speed | 1050 MHz |
| Not Available | Boost Clock Speed | Not Available |
| 800 MHz | Memory Clock Speed | 1500 MHz |
