SSD aren't fast in practical terms though as they have a low sustain transfer rate they are good for short transfers like windows boot however on par and sometimes slower then the WD caviar black. BFG was the first gpu company to make water dedicated cards and they have been in the industry for a while and are very trustworthy no point spending the extra money for the EVGA just because its EVGA. BFG is an equally reputable company.
SSD's are solid state disks they are not mechanical they are basically flash memory a normal hdd is mechanical and uses magnets to save the information. If you really want SSD then get 2 of these
in raid0. I think your burning money though for not much gain.