The GeForce GT 645M is at least 2x slower gaming GPU than the Radeon RX 6400. We cannot compare value as at least one GPU is out of stock.
Advantages of the GeForce GT 645M
- Consumes up to 40% less energy – 32 vs 53 Watts
Advantages of the Radeon RX 6400
- At least 2x faster GPU for gaming
- Up to 100% more VRAM memory – 4 vs 2 GB
GeForce GT 645M vs Radeon RX 6400 for Gaming
The GPU's performance in selected game and settings
GeForce GT 645M
Oct 1st, 2012
Average FPS
41
64%
Min 1% FPS
16
52%
Price, $
Out of Stock
Value, $/FPS
Not Available
All items are out of stock.
Radeon RX 6400
Jan 19th, 2022
Average FPS
64
100%
Min 1% FPS
31
100%
Price, $
$180.19
100%
Value, $/FPS
$2.81/FPS
100%
Buy on Amazon
$180.19
In Stock
Buy on Amazon
$209.95
In Stock
Buy on Amazon
$271.75
In Stock
Buy on Amazon
$204.97
In Stock
Buy on Amazon
$362.00
In Stock
Buy on Amazon
N/A
Out of Stock
GeForce GT 645M vs Radeon RX 6400 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 Radeon RX 6400 in synthetic GPU benchmarks
Performance Specifications
The GeForce GT 645M vs Radeon RX 6400 in core GPU performance specifications
GeForce GT 645M
Oct 1st, 2012
Memory
2 GB
50%
Memory Bandwidth
28.8 GB/s
22%
Pixel Fillrate
6.24 GPixel/s
8%
Texture Fillrate
24.96 GTexel/s
22%
FP32
599 GFLOPS
17%
Radeon RX 6400
Jan 19th, 2022
Memory
4 GB
100%
Memory Bandwidth
128 GB/s
100%
Pixel Fillrate
74.27 GPixel/s
100%
Texture Fillrate
111.4 GTexel/s
100%
FP32
3.565 TFLOPS
100%
Specifications
Comparison of all specifications
GeForce GT 645M | SpecificationsComparison of all specifications | Radeon RX 6400 |
|---|---|---|
| General | ||
| Oct 1st, 2012 | Release Date | Jan 19th, 2022 |
| Not Available | MSRP | $159.00 |
| GeForce 600M | Generation | Navi II |
Laptop | Segment | Desktop |
32 W | Power Consumption | 53 W |
| Memory | ||
| 2 GB | Memory Size | 4 GB |
| DDR3 | Memory Type | GDDR6 |
| 128-bit | Memory Bus | 64-bit |
| 28.8 GB/s | Bandwidth | 128 GB/s |
| Theoretical Performance | ||
| 6.24 GPixel/s | Pixel Fillrate | 74.27 GPixel/s |
| 24.96 GTexel/s | Texture Fillrate | 111.4 GTexel/s |
| 599 GFLOPS | FP32 | 3.565 TFLOPS |
