Radeon R9 M390X vs Mobility Radeon HD 4870 X2
|
AMD |
Developer |
ATI |
|
Radeon R9 M390X |
Model |
Mobility Radeon HD 4870 X2 |
|
- |
benchmarks |
- |
|
GCN 3(Amethyst (XT) / Tonga) |
Architecture |
Terascale 1(M98-XT) |
|
28 |
Process, nm |
55 |
|
2048 |
Shaders |
1600 |
|
- |
Core frequency |
550 |
|
723 |
Core frequency (turbo mode) |
- |
|
- |
Shaders frequency |
550 |
|
GDDR5 |
Memory type |
GDDR3, GDDR5 |
|
5000 |
Memory frequency |
888 |
|
256 |
Memory bus |
256 |
|
12 (FL 12_0) |
DirectX |
10.1 |
|
4.3 / Vulkan |
OpenGL |
- |