Radeon R9 M390 vs Radeon HD 8870M
|
AMD |
Developer |
AMD |
|
Radeon R9 M390 |
Model |
Radeon HD 8870M |
|
- |
benchmarks |
- |
|
GCN(Pitcairn) |
Architecture |
GCN() |
|
28 |
Process, nm |
28 |
|
1024 |
Shaders |
640 |
|
- |
Core frequency |
725 |
|
958 |
Core frequency (turbo mode) |
- |
|
- |
Shaders frequency |
725 |
|
GDDR5 |
Memory type |
GDDR5, DDR3 |
|
5460 |
Memory frequency |
4500 |
|
256 |
Memory bus |
128 |
|
12 (FL 11_2) |
DirectX |
11.1 |
|
- |
OpenGL |
4.1 |
|
25800.0 |
benchmarks |
15675.0 |
|
12092.0 |
benchmarks |
7769.0 |