Mobility Radeon HD 4870 X2 vs Radeon HD 6990M
|
ATI |
Developer |
AMD |
|
Mobility Radeon HD 4870 X2 |
Model |
Radeon HD 6990M |
|
- |
benchmarks |
- |
|
Terascale 1(M98-XT) |
Architecture |
Terascale 2(Blackcomb XTX) |
|
55 |
Process, nm |
40 |
|
1600 |
Shaders |
1120 |
|
550 |
Core frequency |
715 |
|
550 |
Shaders frequency |
715 |
|
GDDR3, GDDR5 |
Memory type |
GDDR5 |
|
888 |
Memory frequency |
900 |
|
256 |
Memory bus |
256 |
|
10.1 |
DirectX |
11 |
|
14120.0 |
benchmarks |
21082.0 |
|
3546.0 |
benchmarks |
8394.5 |