subject: The Future of the Solid State Hard Disk Drive [print this page] The Hardk Disk SSD are already commercially available , but prices have little popular and are frequently used as boot disks for the system operativo.I largest SSD are: A- ta , Adtron , Bitmicro , Corsair Imation , Intel, KRAUN , Mtron , OCZ , Ritek , Samsung , SanDisk, Seagate, SimpleTech , STEC, Dell XPS M140 Battery , Supertalent , Toshiba , Transcend , Western Digital. Currently the average cost ranging from 2 to 5 euros / GB and the average speed from 100 to 200 MB / s. The cost per gigabyte, increases with decreasing available memory increases as the speed.