Radeon HD 6990M vs GeForce GT 640M
|
AMD |
Developer |
Nvidia |
|
Radeon HD 6990M |
Model |
GeForce GT 640M |
|
- |
benchmarks |
6.96 |
|
Terascale 2(Blackcomb XTX) |
Architecture |
Kepler(N13P-GS) |
|
40 |
Process, nm |
28 |
|
- |
Release year |
2014 |
|
1120 |
Shaders |
384 |
|
715 |
Core frequency |
625 |
|
- |
Core frequency (turbo mode) |
645 |
|
715 |
Shaders frequency |
- |
|
GDDR5 |
Memory type |
DDR3, GDDR5 |
|
900 |
Memory frequency |
1800 - 4000 |
|
256 |
Memory bus |
128 |
|
11 |
DirectX |
11 |
|
59748.0 |
benchmarks |
12955.0 |
|
21082.0 |
benchmarks |
10625.5 |
|
8394.5 |
benchmarks |
5635.0 |
|
|
System device ids |
|
|
|
Popular builds |
|