Radeon HD 6770M vs Radeon R9 M390X
|
AMD |
Developer |
AMD |
|
Radeon HD 6770M |
Model |
Radeon R9 M390X |
|
- |
benchmarks |
- |
|
Terascale 2(Whistler-XT) |
Architecture |
GCN 3(Amethyst (XT) / Tonga) |
|
40 |
Process, nm |
28 |
|
480 |
Shaders |
2048 |
|
675 / 725 |
Core frequency |
- |
|
- |
Core frequency (turbo mode) |
723 |
|
675 / 725 |
Shaders frequency |
- |
|
GDDR5 |
Memory type |
GDDR5 |
|
800 |
Memory frequency |
5000 |
|
128 |
Memory bus |
256 |
|
11 |
DirectX |
12 (FL 12_0) |
|
4.0 |
OpenGL |
4.3 / Vulkan |