Radeon HD 6450M vs Radeon HD 6770M Mac Edition
Summary
Reasons to consider Radeon HD 6450M |
| Based on an outdated architecture (ATI TeraScale), there are no performance optimizations for current games and applications |
Reasons to consider Radeon HD 6770M Mac Edition |
| 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| Based on an outdated architecture (ATI TeraScale), there are no performance optimizations for current games and applications |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 6770M Mac Edition
Based on theoretical specifications.
Core Configuration
| Radeon HD 6450M | | Radeon HD 6770M Mac Edition | |
|---|
| GPU Name | Seymour (Seymour PRO) | vs | Whistler (Whistler XT) |
| Fab Process | 40 nm | vs | 40 nm |
| Die Size | 67 mm² | vs | 104 mm² |
| Transistors | 370 million | vs | 716 million |
| Shaders | 160 | vs | 480 |
| Compute Units | 2 | vs | 6 |
| Core clock | 600 MHz | vs | 725 MHz |
| ROPs | 4 | vs | 8 |
| TMUs | 8 | vs | 24 |
Memory Configuration
| Radeon HD 6450M | | Radeon HD 6770M Mac Edition | |
|---|
| Memory Type | DDR3 | vs | GDDR5 |
| Bus Width | 64 bit | vs | 128 bit |
| Memory Speed | 800 MHz
1600 MHz effective | vs | 900 MHz
3600 MHz effective |
| Memory Size | 1024 Mb | vs | 512 Mb |
Additional details
| Radeon HD 6450M | | Radeon HD 6770M Mac Edition | |
|---|
| TDP | 0 watts | vs | 35 watts |
| Release Date | 4 Jan 2011 | vs | 28 Jan 2011 |
GigaPixels - higher is better
GigaTexels - higher is better
GFLOPs - higher is better