Radeon HD 7770M vs GeForce 845M
|
AMD |
Developer |
NVIDIA |
|
Radeon HD 7770M |
Model |
GeForce 845M |
|
- |
benchmarks |
- |
|
GCN(Chelsea XT) |
Architecture |
Maxwell() |
|
28 |
Process, nm |
28 |
|
512 |
Shaders |
384 |
|
675 |
Core frequency |
1071 |
|
- |
Core frequency (turbo mode) |
1150 |
|
675 |
Shaders frequency |
- |
|
GDDR5 |
Memory type |
DDR3/GDDR5 |
|
4000 |
Memory frequency |
2000 - 5000 |
|
128 |
Memory bus |
64/128 |
|
11.1 |
DirectX |
12 (FL 11_0) |
|
4.1 |
OpenGL |
4.4 |