The GeForce GT 645M is at least 2x slower gaming GPU than the Radeon RX 6800 XT. We cannot compare value as at least one GPU is out of stock.
Advantages of the GeForce GT 645M
- Consumes up to 89% less energy – 32 vs 300 Watts
Advantages of the Radeon RX 6800 XT
- At least 2x faster GPU for gaming
- Up to 700% more VRAM memory – 16 vs 2 GB
GeForce GT 645M vs Radeon RX 6800 XT for Gaming
The GPU's performance in selected game and settings
GeForce GT 645M
Oct 1st, 2012
Average FPS
41
26%
Min 1% FPS
16
16%
Price, $
Out of Stock
Value, $/FPS
Not Available
All items are out of stock.
Radeon RX 6800 XT
Oct 28th, 2020
Average FPS
159
100%
Min 1% FPS
97
100%
Price, $
$1225
100%
Value, $/FPS
$7.7/FPS
100%
Buy on Amazon
$1,225.00
In Stock
Buy on Amazon
$949.99
In Stock
Buy on Amazon
$1,140.28
In Stock
Buy on Amazon
$1,153.84
In Stock
Buy on Amazon
$1,044.02
In Stock
Buy on Amazon
$1,658.06
In Stock
GeForce GT 645M vs Radeon RX 6800 XT in My Games
The FPS you'll get in saved games
The FPS you'll get in saved games
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Synthetic Benchmarks
The GeForce GT 645M vs Radeon RX 6800 XT in synthetic GPU benchmarks
Performance Specifications
The GeForce GT 645M vs Radeon RX 6800 XT in core GPU performance specifications
GeForce GT 645M
Oct 1st, 2012
Memory
2 GB
12%
Memory Bandwidth
28.8 GB/s
6%
Pixel Fillrate
6.24 GPixel/s
2%
Texture Fillrate
24.96 GTexel/s
4%
FP32
599 GFLOPS
3%
Radeon RX 6800 XT
Oct 28th, 2020
Memory
16 GB
100%
Memory Bandwidth
512 GB/s
100%
Pixel Fillrate
288 GPixel/s
100%
Texture Fillrate
648 GTexel/s
100%
FP32
20.74 TFLOPS
100%
Specifications
Comparison of all specifications
GeForce GT 645M | SpecificationsComparison of all specifications | Radeon RX 6800 XT |
|---|---|---|
| General | ||
| Oct 1st, 2012 | Release Date | Oct 28th, 2020 |
| Not Available | MSRP | $649.00 |
| GeForce 600M | Generation | Navi II |
Mobile | Segment | Desktop |
32 W | Power Consumption | 300 W |
| Memory | ||
| 2 GB | Memory Size | 16 GB |
| DDR3 | Memory Type | GDDR6 |
| 128-bit | Memory Bus | 256-bit |
| 28.8 GB/s | Bandwidth | 512 GB/s |
| Theoretical Performance | ||
| 6.24 GPixel/s | Pixel Fillrate | 288 GPixel/s |
| 24.96 GTexel/s | Texture Fillrate | 648 GTexel/s |
| 599 GFLOPS | FP32 | 20.74 TFLOPS |
