Mobility Radeon HD 4870 vs Mobility Radeon HD 3870
|
ATI |
Developer |
ATI |
|
Mobility Radeon HD 4870 |
Model |
Mobility Radeon HD 3870 |
|
- |
benchmarks |
- |
|
Terascale 1(M98-XT) |
Architecture |
RV6xx(M88-XT) |
|
55 |
Process, nm |
55 |
|
800 |
Shaders |
320 |
|
550 |
Core frequency |
660 |
|
550 |
Shaders frequency |
660 |
|
GDDR5 |
Memory type |
GDDR3 |
|
888 |
Memory frequency |
850 |
|
256 |
Memory bus |
256 |
|
10.1 |
DirectX |
10.1 |
|
10655.0 |
benchmarks |
8635.5 |
|
5190.0 |
benchmarks |
3290.0 |