04-16-2012, 09:52 AM
There is no way getting around expensive cards. In case of GPGPU only the expensive ones are the good ones.
The hd7970 is a single GPU while the hd6990 is a dual-GPU card. When the hd7990 comes out it will beat the hd6990.
The hd7970 is a single GPU while the hd6990 is a dual-GPU card. When the hd7990 comes out it will beat the hd6990.