GeForce GT 630 vs GeForce GT 640
Summary
GeForce GT 630
100%
GeForce GT 640
195%
Relative performance
Reasons to consider GeForce GT 630 |
Supports PhysX |
Based on an outdated architecture (Nvidia Fermi), there are no performance optimizations for current games and applications |
Reasons to consider GeForce GT 640 |
Around 95% higher average synthetic performance. |
Supports PhysX |
Supports G-Sync |
Supports ShadowPlay (allows game streaming/recording with minimum performance penalty) |
Based on an outdated architecture (Nvidia Kepler), there are less performance optimizations for current games and applications |
HWBench recommends GeForce GT 640
The GeForce GT 640 is the better performing card based on the synthetic benchmarks used (1 benchmarks).
Core Configuration
| GeForce GT 630 | | GeForce GT 640 | |
---|
GPU Name | GF108 (GF108-400-A1) | vs | GK107 (GK107-300-A2) |
Fab Process | 40 nm | vs | 28 nm |
Die Size | 116 mm² | vs | 118 mm² |
Transistors | 585 million | vs | 1,270 million |
Shaders | 96 | vs | 384 |
Compute Units | 2 | vs | 2 |
Core clock | 810 MHz | vs | 902 MHz |
ROPs | 4 | vs | 16 |
TMUs | 16 | vs | 32 |
Memory Configuration
| GeForce GT 630 | | GeForce GT 640 | |
---|
Memory Type | DDR3 | vs | DDR3 |
Bus Width | 128 bit | vs | 128 bit |
Memory Speed | 900 MHz
1800 MHz effective | vs | 891 MHz
1782 MHz effective |
Memory Size | 1024 Mb | vs | 2048 Mb |
Additional details
| GeForce GT 630 | | GeForce GT 640 | |
---|
TDP | 65 watts | vs | 65 watts |
Release Date | 15 May 2012 | vs | 5 Jun 2012 |
GeForce GT 630
3.24 GP/s
GeForce GT 640
7.22 GP/s
GigaPixels - higher is better
GeForce GT 630
13.00 GT/s
GeForce GT 640
28.90 GT/s
GigaTexels - higher is better
GeForce GT 630
28.80 GB/s
GeForce GT 640
28.50 GB/s
GB/s - higher is better
GeForce GT 630
311.00 GFLOPs
GeForce GT 640
692.70 GFLOPs
GFLOPs - higher is better
GeForce GT 630
1120
GeForce GT 640
2190
Points (higher is better)