GeForce GT 640M LE vs Radeon R4
|
NVIDIA |
Developer |
AMD |
|
GeForce GT 640M LE |
Model |
Radeon R4 |
|
- |
benchmarks |
- |
|
Fermi / Kepler(N13P-LP) |
Architecture |
GCN 1.1(Beema) |
|
28 |
Process, nm |
28 |
|
384 |
Shaders |
192 |
|
500 |
Core frequency |
800 |
|
- |
Core frequency (turbo mode) |
600 |
|
500 |
Shaders frequency |
- |
|
DDR3, GDDR5 |
Memory type |
- |
|
1800 - 4000 |
Memory frequency |
- |
|
128 |
Memory bus |
64 |
|
11 |
DirectX |
12 (FL 12_0) |
|
- |
OpenGL |
4.4 |
|
8858.0 |
benchmarks |
4046.0 |
|
5858.0 |
benchmarks |
3108.0 |