Radeon R9 M390 vs Mobility Radeon HD 4870 X2
|
AMD |
Developer |
ATI |
|
Radeon R9 M390 |
Model |
Mobility Radeon HD 4870 X2 |
|
- |
benchmarks |
- |
|
GCN(Pitcairn) |
Architecture |
Terascale 1(M98-XT) |
|
28 |
Process, nm |
55 |
|
1024 |
Shaders |
1600 |
|
- |
Core frequency |
550 |
|
958 |
Core frequency (turbo mode) |
- |
|
- |
Shaders frequency |
550 |
|
GDDR5 |
Memory type |
GDDR3, GDDR5 |
|
5460 |
Memory frequency |
888 |
|
256 |
Memory bus |
256 |
|
12 (FL 11_2) |
DirectX |
10.1 |
|
25800.0 |
benchmarks |
14120.0 |
|
12092.0 |
benchmarks |
3546.0 |