Radeon HD 6790 vs Radeon HD 6670
Summary
Radeon HD 6790
157%
Radeon HD 6670
100%
Relative performance
Reasons to consider Radeon HD 6790 |
| Around 57% higher average synthetic performance. |
| Based on an outdated architecture (ATI TeraScale), there are no performance optimizations for current games and applications |
Reasons to consider Radeon HD 6670 |
| 84 watts lower power draw. This might be a strong point if your current power supply is not enough to handle the Radeon HD 6790 . |
| Based on an outdated architecture (ATI TeraScale), there are no performance optimizations for current games and applications |
HWBench recommends Radeon HD 6790
The Radeon HD 6790 is the better performing card based on the synthetic benchmarks used (1 benchmarks).
Core Configuration
| Radeon HD 6790 | | Radeon HD 6670 | |
|---|
| GPU Name | Barts (Barts LE) | vs | Turks (Turks XT) |
| Fab Process | 40 nm | vs | 40 nm |
| Die Size | 255 mm² | vs | 118 mm² |
| Transistors | 1,700 million | vs | 716 million |
| Shaders | 800 | vs | 480 |
| Compute Units | 10 | vs | 6 |
| Core clock | 840 MHz | vs | 800 MHz |
| ROPs | 16 | vs | 8 |
| TMUs | 40 | vs | 24 |
Memory Configuration
| Radeon HD 6790 | | Radeon HD 6670 | |
|---|
| Memory Type | GDDR5 | vs | GDDR5 |
| Bus Width | 256 bit | vs | 128 bit |
| Memory Speed | 1050 MHz
4200 MHz effective | vs | 1000 MHz
4000 MHz effective |
| Memory Size | 1024 Mb | vs | 1024 Mb |
Additional details
| Radeon HD 6790 | | Radeon HD 6670 | |
|---|
| TDP | 150 watts | vs | 66 watts |
| Release Date | 4 Apr 2011 | vs | 19 Apr 2011 |
Radeon HD 6790
13.40 GP/s
Radeon HD 6670
6.40 GP/s
GigaPixels - higher is better
Radeon HD 6790
33.60 GT/s
Radeon HD 6670
19.20 GT/s
GigaTexels - higher is better
Radeon HD 6790
134.00 GB/s
Radeon HD 6670
64.00 GB/s
GB/s - higher is better
Radeon HD 6790
1344.00 GFLOPs
Radeon HD 6670
768.00 GFLOPs
GFLOPs - higher is better
Radeon HD 6790
3090
Radeon HD 6670
1960
Points (higher is better)