The GeForce GT 645M is at least 2x slower gaming GPU than the GeForce GTX 980 Ti. We cannot compare value as at least one GPU is out of stock.
Advantages of the GeForce GT 645M
- Consumes up to 87% less energy – 32 vs 250 Watts
Advantages of the GeForce GTX 980 Ti
- At least 2x faster GPU for gaming
- Up to 200% more VRAM memory – 6 vs 2 GB
GeForce GT 645M vs GeForce GTX 980 Ti for Gaming
The GPU's performance in selected game and settings
GeForce GT 645M
Oct 1st, 2012
Average FPS
41
51%
Min 1% FPS
16
38%
Price, $
Out of Stock
Value, $/FPS
Not Available
All items are out of stock.
GeForce GTX 980 Ti
Jun 2nd, 2015
Average FPS
80
100%
Min 1% FPS
42
100%
Price, $
$998
100%
Value, $/FPS
$12.47/FPS
100%
GeForce GT 645M vs GeForce GTX 980 Ti in My Games
The FPS you'll get in saved games, click on a game to change it
The FPS you'll get in saved games, click on a game to change it
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Synthetic Benchmarks
The GeForce GT 645M vs GeForce GTX 980 Ti in synthetic GPU benchmarks
Performance Specifications
The GeForce GT 645M vs GeForce GTX 980 Ti in core GPU performance specifications
GeForce GT 645M
Oct 1st, 2012
Memory
2 GB
33%
Memory Bandwidth
28.8 GB/s
9%
Pixel Fillrate
6.24 GPixel/s
6%
Texture Fillrate
24.96 GTexel/s
13%
FP32
599 GFLOPS
10%
GeForce GTX 980 Ti
Jun 2nd, 2015
Memory
6 GB
100%
Memory Bandwidth
336.6 GB/s
100%
Pixel Fillrate
103.3 GPixel/s
100%
Texture Fillrate
189.4 GTexel/s
100%
FP32
6.06 TFLOPS
100%
Specifications
Comparison of all specifications
GeForce GT 645M | SpecificationsComparison of all specifications | GeForce GTX 980 Ti |
|---|---|---|
| General | ||
| Oct 1st, 2012 | Release Date | Jun 2nd, 2015 |
| Not Available | MSRP | $649.00 |
| GeForce 600M | Generation | GeForce 900 |
Laptop | Segment | Desktop |
32 W | Power Consumption | 250 W |
| Memory | ||
| 2 GB | Memory Size | 6 GB |
| DDR3 | Memory Type | GDDR5 |
| 128-bit | Memory Bus | 384-bit |
| 28.8 GB/s | Bandwidth | 336.6 GB/s |
| Theoretical Performance | ||
| 6.24 GPixel/s | Pixel Fillrate | 103.3 GPixel/s |
| 24.96 GTexel/s | Texture Fillrate | 189.4 GTexel/s |
| 599 GFLOPS | FP32 | 6.06 TFLOPS |
