Radeon R5 M255 vs GeForce GT 640M LE
|
AMD |
Developer |
NVIDIA |
|
Radeon R5 M255 |
Model |
GeForce GT 640M LE |
|
- |
benchmarks |
- |
|
GCN(Topaz Pro / Sun) |
Architecture |
Fermi / Kepler(N13P-LP) |
|
28 |
Process, nm |
28 |
|
320 |
Shaders |
384 |
|
940 |
Core frequency |
500 |
|
- |
Shaders frequency |
500 |
|
DDR3 |
Memory type |
DDR3, GDDR5 |
|
1800 - 2000 |
Memory frequency |
1800 - 4000 |
|
64 |
Memory bus |
128 |
|
12 |
DirectX |
11 |
|
4.3 |
OpenGL |
- |
|
8935.0 |
benchmarks |
8858.0 |
|
5647.5 |
benchmarks |
5858.0 |