Radeon HD 3450 PCI vs Radeon HD 5550
Summary
Reasons to consider Radeon HD 3450 PCI |
| Based on an outdated architecture (ATI TeraScale), there are no performance optimizations for current games and applications |
Reasons to consider Radeon HD 5550 |
| This is a much newer product, it might have better long term support. |
| Higher theoretical gaming performance, based on specifications. |
| Based on an outdated architecture (ATI TeraScale), there are no performance optimizations for current games and applications |
HWBench recommends Radeon HD 5550
Based on theoretical specifications.
Core Configuration
| Radeon HD 3450 PCI | | Radeon HD 5550 | |
|---|
| GPU Name | RV620 (RV620 LE) | vs | Redwood (Redwood PRO2) |
| Fab Process | 55 nm | vs | 40 nm |
| Die Size | 67 mm² | vs | 104 mm² |
| Transistors | 181 million | vs | 627 million |
| Shaders | 40 | vs | 320 |
| Compute Units | 2 | vs | 4 |
| Core clock | 600 MHz | vs | 550 MHz |
| ROPs | 4 | vs | 8 |
| TMUs | 4 | vs | 16 |
Memory Configuration
| Radeon HD 3450 PCI | | Radeon HD 5550 | |
|---|
| Memory Type | DDR2 | vs | GDDR5 |
| Bus Width | 64 bit | vs | 128 bit |
| Memory Speed | 400 MHz
800 MHz effective | vs | 800 MHz
3200 MHz effective |
| Memory Size | 512 Mb | vs | 512 Mb |
Additional details
| Radeon HD 3450 PCI | | Radeon HD 5550 | |
|---|
| TDP | 25 watts | vs | 39 watts |
| Release Date | 23 Jan 2008 | vs | 9 Feb 2010 |
Radeon HD 3450 PCI
2.40 GP/s
Radeon HD 5550
4.40 GP/s
GigaPixels - higher is better
Radeon HD 3450 PCI
2.40 GT/s
Radeon HD 5550
8.80 GT/s
GigaTexels - higher is better
Radeon HD 3450 PCI
6.40 GB/s
Radeon HD 5550
51.20 GB/s
GB/s - higher is better
Radeon HD 3450 PCI
48.00 GFLOPs
Radeon HD 5550
352.00 GFLOPs
GFLOPs - higher is better