The GeForce GT 640M is at least 2x slower gaming GPU than the GeForce GTX 980. We cannot compare value as at least one GPU is out of stock.
Advantages of the GeForce GT 640M
- Consumes up to 81% less energy – 32 vs 165 Watts
Advantages of the GeForce GTX 980
- At least 2x faster GPU for gaming
- Up to 100% more VRAM memory – 4 vs 2 GB
GeForce GT 640M vs GeForce GTX 980 for Gaming
The GPU's performance in selected game and settings
GeForce GT 640M
Mar 22nd, 2012
Average FPS
40
57%
Min 1% FPS
15
43%
Price, $
Out of Stock
Value, $/FPS
Not Available
All items are out of stock.
GeForce GTX 980
Sep 19th, 2014
Average FPS
70
100%
Min 1% FPS
35
100%
Price, $
$124.5
100%
Value, $/FPS
$1.77/FPS
100%
Buy on Amazon
$124.50
In Stock
Buy on Amazon
$399.00
In Stock
Buy on Amazon
$879.85
In Stock
GeForce GT 640M vs GeForce GTX 980 in My Games
The FPS you'll get in saved games
The FPS you'll get in saved games
Add a Game
Select Settings
Synthetic Benchmarks
The GeForce GT 640M vs GeForce GTX 980 in synthetic GPU benchmarks
Performance Specifications
The GeForce GT 640M vs GeForce GTX 980 in core GPU performance specifications
GeForce GT 640M
Mar 22nd, 2012
Memory
2 GB
50%
Memory Bandwidth
28.8 GB/s
13%
Pixel Fillrate
5.672 GPixel/s
7%
Texture Fillrate
22.69 GTexel/s
15%
FP32
544.5 GFLOPS
11%
GeForce GTX 980
Sep 19th, 2014
Memory
4 GB
100%
Memory Bandwidth
224.4 GB/s
100%
Pixel Fillrate
77.82 GPixel/s
100%
Texture Fillrate
155.6 GTexel/s
100%
FP32
4.981 TFLOPS
100%
Specifications
Comparison of all specifications
GeForce GT 640M | SpecificationsComparison of all specifications | GeForce GTX 980 |
|---|---|---|
| General | ||
| Mar 22nd, 2012 | Release Date | Sep 19th, 2014 |
| Not Available | MSRP | $549.00 |
| GeForce 600M | Generation | GeForce 900 |
Mobile | Segment | Desktop |
32 W | Power Consumption | 165 W |
| Memory | ||
| 2 GB | Memory Size | 4 GB |
| DDR3 | Memory Type | GDDR5 |
| 128-bit | Memory Bus | 256-bit |
| 28.8 GB/s | Bandwidth | 224.4 GB/s |
| Theoretical Performance | ||
| 5.672 GPixel/s | Pixel Fillrate | 77.82 GPixel/s |
| 22.69 GTexel/s | Texture Fillrate | 155.6 GTexel/s |
| 544.5 GFLOPS | FP32 | 4.981 TFLOPS |
