Graphics card comparison
Radeon HD 4770 vs Radeon HD 8570 OEM Rebrand
AMD
Radeon HD 4770
512 Mb GDDR5
Released 28 Apr 2009
DESKTOP
VS
AMD
Radeon HD 8570 OEM Rebrand
1024 Mb GDDR3
Released 23 Jul 2013
DESKTOP
Summary
Synthetic performance index
- Radeon HD 4770100%
- Radeon HD 8570 OEM Rebrand108%
Relative performance
Reasons to consider the Radeon HD 4770
- Based on an outdated architecture (ATI TeraScale), there are no performance optimizations for current games and applications
Reasons to consider the Radeon HD 8570 OEM Rebrand
- This is a much newer product, it might have better long term support.
- Around 8% higher average synthetic performance.
- Based on an outdated architecture (ATI TeraScale), there are no performance optimizations for current games and applications
Our verdict
HWSpot recommends the Radeon HD 8570 OEM Rebrand
The Radeon HD 8570 OEM Rebrand is the better performing card based on the synthetic benchmarks used (1 benchmarks).
Specifications
Core configuration
| Radeon HD 4770 | Radeon HD 8570 OEM Rebrand |
|---|
| GPU Name | RV740 () | Turks (Turks PRO) |
| Fab Process | 40 nm | 40 nm |
| Die Size | 137 mm² | 118 mm² |
| Transistors | 826 million | 716 million |
| Shaders | 640 | 480 |
| Compute Units | 8 | 6 |
| Core clock | 750 MHz | 650 MHz |
| ROPs | 16 | 8 |
| TMUs | 32 | 24 |
Memory configuration
| Radeon HD 4770 | Radeon HD 8570 OEM Rebrand |
|---|
| Memory Type | GDDR5 | GDDR3 |
| Bus Width | 128 bit | 128 bit |
| Memory Speed | 800 MHz
3200 MHz effective | 800 MHz
1600 MHz effective |
| Memory Size | 512 Mb | 1024 Mb |
Additional details
| Radeon HD 4770 | Radeon HD 8570 OEM Rebrand |
|---|
| TDP | 80 watts | 60 watts |
| Release Date | 28 Apr 2009 | 23 Jul 2013 |
Raw performance comparison
Pixel Rate
- Radeon HD 477012.00 GP/s
- Radeon HD 8570 OEM Rebrand5.20 GP/s
GigaPixels - higher is better
Texel Rate
- Radeon HD 477024.00 GT/s
- Radeon HD 8570 OEM Rebrand15.60 GT/s
GigaTexels - higher is better
Memory bandwidth
- Radeon HD 477051.20 GB/s
- Radeon HD 8570 OEM Rebrand25.60 GB/s
GB/s - higher is better
Single precision performance
- Radeon HD 4770960.00 GFLOPs
- Radeon HD 8570 OEM Rebrand624.00 GFLOPs
GFLOPs - higher is better
Synthetic benchmarks
3DMark 11
- Radeon HD 47701790
- Radeon HD 8570 OEM Rebrand1940
Points (higher is better)