Radeon HD 6770 vs Radeon HD 8490 OEM
Summary
Reasons to consider Radeon HD 6770 |
| Higher theoretical gaming performance, based on specifications. |
| Based on an outdated architecture (ATI TeraScale), there are no performance optimizations for current games and applications |
Reasons to consider Radeon HD 8490 OEM |
| 73 watts lower power draw. This might be a strong point if your current power supply is not enough to handle the Radeon HD 6770 . |
| This is a much newer product, it might have better long term support. |
| Based on an outdated architecture (ATI TeraScale), there are no performance optimizations for current games and applications |
HWBench recommends Radeon HD 6770
Based on theoretical specifications.
Core Configuration
| Radeon HD 6770 | | Radeon HD 8490 OEM | |
|---|
| GPU Name | Juniper (Juniper XT) | vs | Caicos (Caicos XTX) |
| Fab Process | 40 nm | vs | 40 nm |
| Die Size | 166 mm² | vs | 67 mm² |
| Transistors | 1,040 million | vs | 370 million |
| Shaders | 800 | vs | 160 |
| Compute Units | 10 | vs | 2 |
| Core clock | 850 MHz | vs | 875 MHz |
| ROPs | 16 | vs | 4 |
| TMUs | 40 | vs | 8 |
Memory Configuration
| Radeon HD 6770 | | Radeon HD 8490 OEM | |
|---|
| Memory Type | GDDR5 | vs | DDR3 |
| Bus Width | 128 bit | vs | 64 bit |
| Memory Speed | 1200 MHz
4800 MHz effective | vs | 900 MHz
1800 MHz effective |
| Memory Size | 1024 Mb | vs | 1024 Mb |
Additional details
| Radeon HD 6770 | | Radeon HD 8490 OEM | |
|---|
| TDP | 108 watts | vs | 35 watts |
| Release Date | 21 Jan 2011 | vs | 23 Jul 2013 |
Radeon HD 6770
13.60 GP/s
Radeon HD 8490 OEM
3.50 GP/s
GigaPixels - higher is better
Radeon HD 6770
34.00 GT/s
Radeon HD 8490 OEM
7.00 GT/s
GigaTexels - higher is better
Radeon HD 6770
76.80 GB/s
Radeon HD 8490 OEM
14.40 GB/s
GB/s - higher is better
Radeon HD 6770
1360.00 GFLOPs
Radeon HD 8490 OEM
280.00 GFLOPs
GFLOPs - higher is better