The GeForce GT 645M is a much slower gaming GPU than the Radeon HD 7750. We cannot compare value as at least one GPU is out of stock.
Advantages of the GeForce GT 645M
- Consumes up to 42% less energy – 32 vs 55 Watts
- Up to 100% more VRAM memory – 2 vs 1 GB
Advantages of the Radeon HD 7750
- A much faster GPU for gaming
GeForce GT 645M vs Radeon HD 7750 for Gaming
The GPU's performance in selected game and settings
GeForce GT 645M
Oct 1st, 2012
Average FPS
41
98%
Min 1% FPS
16
100%
Price, £
Out of Stock
Value, £/FPS
Not Available
All items are out of stock.
Radeon HD 7750
Feb 15th, 2012
Average FPS
42
100%
Min 1% FPS
16
100%
Price, £
Out of Stock
Value, £/FPS
Not Available
All items are out of stock.
GeForce GT 645M vs Radeon HD 7750 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 HD 7750 in synthetic GPU benchmarks
Performance Specifications
The GeForce GT 645M vs Radeon HD 7750 in core GPU performance specifications
GeForce GT 645M
Oct 1st, 2012
Memory
2 GB
100%
Memory Bandwidth
28.8 GB/s
40%
Pixel Fillrate
6.24 GPixel/s
49%
Texture Fillrate
24.96 GTexel/s
98%
FP32
599 GFLOPS
73%
Radeon HD 7750
Feb 15th, 2012
Memory
1 GB
50%
Memory Bandwidth
72 GB/s
100%
Pixel Fillrate
12.8 GPixel/s
100%
Texture Fillrate
25.6 GTexel/s
100%
FP32
819.2 GFLOPS
100%
Specifications
Comparison of all specifications
GeForce GT 645M | SpecificationsComparison of all specifications | Radeon HD 7750 |
|---|---|---|
| General | ||
Oct 1st, 2012 | Release Date | Feb 15th, 2012 |
| Not Available | MSRP | $109.00 |
| GeForce 600M | Generation | Southern Islands |
Laptop | Segment | Desktop |
32 W | Power Consumption | 55 W |
| Memory | ||
2 GB | Memory Size | 1 GB |
| DDR3 | Memory Type | GDDR5 |
| 128-bit | Memory Bus | 128-bit |
| 28.8 GB/s | Bandwidth | 72 GB/s |
| Theoretical Performance | ||
| 6.24 GPixel/s | Pixel Fillrate | 12.8 GPixel/s |
| 24.96 GTexel/s | Texture Fillrate | 25.6 GTexel/s |
| 599 GFLOPS | FP32 | 819.2 GFLOPS |
