Radeon HD 6990M Crossfire vs Radeon HD 6770M
|
AMD |
Developer |
AMD |
|
Radeon HD 6990M Crossfire |
Model |
Radeon HD 6770M |
|
- |
benchmarks |
- |
|
Terascale 2(Blackcomb XTX) |
Architecture |
Terascale 2(Whistler-XT) |
|
40 |
Process, nm |
40 |
|
2240 |
Shaders |
480 |
|
715 |
Core frequency |
675 / 725 |
|
715 |
Shaders frequency |
675 / 725 |
|
GDDR5 |
Memory type |
GDDR5 |
|
900 |
Memory frequency |
800 |
|
256 |
Memory bus |
128 |
|
11 |
DirectX |
11 |
|
- |
OpenGL |
4.0 |
|
23292.0 |
benchmarks |
10056.0 |
|
7382.0 |
benchmarks |
6907.5 |