Radeon HD 7970M Crossfire vs Radeon R9 M390
|
AMD |
Developer |
AMD |
|
Radeon HD 7970M Crossfire |
Model |
Radeon R9 M390 |
|
- |
benchmarks |
- |
|
GCN(Wimbledon XT) |
Architecture |
GCN(Pitcairn) |
|
28 |
Process, nm |
28 |
|
2560 |
Shaders |
1024 |
|
850 |
Core frequency |
- |
|
- |
Core frequency (turbo mode) |
958 |
|
850 |
Shaders frequency |
- |
|
GDDR5 |
Memory type |
GDDR5 |
|
4800 |
Memory frequency |
5460 |
|
2x 256 |
Memory bus |
256 |
|
11.1 |
DirectX |
12 (FL 11_2) |
|
4.2 |
OpenGL |
- |
|
27647.0 |
benchmarks |
25800.0 |
|
7660.0 |
benchmarks |
12092.0 |