Key Differences
In short — GeForce GTX 1080 Ti outperforms GeForce GT 645M on the selected game parameters. We do not have the prices of both GPUs to compare value. The better performing GeForce GTX 1080 Ti is 1621 days newer than GeForce GT 645M.
Advantages of GeForce GT 645M
- Consumes up to 87% less energy than NVIDIA GeForce GTX 1080 Ti - 32 vs 250 Watts
Advantages of GeForce GTX 1080 Ti
- Performs up to 149% better in Assassin's Creed Valhalla than GeForce GT 645M - 87 vs 35 FPS
- Up to 450% more VRAM memory than NVIDIA GeForce GT 645M - 11 vs 2 GB
Assassin's Creed Valhalla
Resolution
1920 x 1080
Game Graphics
Ultra High
My Games
With selected game settings
Resolution
1920 x 1080
Game Graphics
Ultra High
GeForce GT 645M
Mobile • Oct 1st, 2012
GeForce GTX 1080 Ti
Desktop • Mar 10th, 2017
Theoretical Performance
GeForce GTX 1080 Ti
Desktop • Mar 10th, 2017
Pixel Fillrate
139.2 GPixel/s
100%
Texel Fillrate
354.4 GTexel/s
100%
GeForce GT 645M | vs | GeForce GTX 1080 Ti |
|---|---|---|
| Oct 1st, 2012 | Release Date | Mar 10th, 2017 |
| GeForce 600M | Generation | GeForce 10 |
| Not Available | MSRP | $699 |
| None | Outputs | 1x HDMI, 3x DisplayPort |
| None | Power Connectors | 1x 6-pin + 1x 8-pin |
Mobile | Segment | Desktop |
| 2 GB | Memory | 11 GB |
| DDR3 | Type | GDDR5X |
| 128-bit | Bus | 352-bit |
| 28.8 GB/s | Bandwidth | 484.4 GB/s |
| 709 MHz | Base Clock Speed | 1481 MHz |
| Not Available | Boost Clock Speed | 1582 MHz |
| 900 MHz | Memory Clock Speed | 1376 MHz |
