Graphics card comparison
GeForce GT 740 vs Radeon HD 6670
Nvidia
GeForce GT 740
1024 Mb GDDR5
Released 29 May 2014
DESKTOP
VS
AMD
Radeon HD 6670
1024 Mb GDDR5
Released 19 Apr 2011
DESKTOP
Summary
Synthetic performance index
- GeForce GT 740235%
- Radeon HD 6670100%
Relative performance
Reasons to consider the GeForce GT 740
- This is a much newer product, it might have better long term support.
- Around 135% 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- Based on an outdated architecture (Nvidia Kepler), there are less performance optimizations for current games and applications
Reasons to consider the Radeon HD 6670
- Based on an outdated architecture (ATI TeraScale), there are no performance optimizations for current games and applications
Our verdict
HWSpot recommends the GeForce GT 740
The GeForce GT 740 is the better performing card based on the synthetic benchmarks used (1 benchmarks).
Specifications
Core configuration
| GeForce GT 740 | Radeon HD 6670 |
|---|
| GPU Name | GK107 (GK107-425-A2) | Turks (Turks XT) |
| Fab Process | 28 nm | 40 nm |
| Die Size | 118 mm² | 118 mm² |
| Transistors | 1,270 million | 716 million |
| Shaders | 384 | 480 |
| Compute Units | 2 | 6 |
| Core clock | 993 MHz | 800 MHz |
| ROPs | 16 | 8 |
| TMUs | 32 | 24 |
Memory configuration
| GeForce GT 740 | Radeon HD 6670 |
|---|
| Memory Type | GDDR5 | GDDR5 |
| Bus Width | 128 bit | 128 bit |
| Memory Speed | 1253 MHz
5012 MHz effective | 1000 MHz
4000 MHz effective |
| Memory Size | 1024 Mb | 1024 Mb |
Additional details
| GeForce GT 740 | Radeon HD 6670 |
|---|
| TDP | 64 watts | 66 watts |
| Release Date | 29 May 2014 | 19 Apr 2011 |
Raw performance comparison
Pixel Rate
- GeForce GT 7407.94 GP/s
- Radeon HD 66706.40 GP/s
GigaPixels - higher is better
Texel Rate
- GeForce GT 74031.80 GT/s
- Radeon HD 667019.20 GT/s
GigaTexels - higher is better
Memory bandwidth
- GeForce GT 74080.20 GB/s
- Radeon HD 667064.00 GB/s
GB/s - higher is better
Single precision performance
- GeForce GT 740762.60 GFLOPs
- Radeon HD 6670768.00 GFLOPs
GFLOPs - higher is better
Synthetic benchmarks
3DMark 11
- GeForce GT 7404610
- Radeon HD 66701960
Points (higher is better)