3ware Batterybackup 9650SX

hi i'm john from eunuch surplus and today we're gonna look at hardware raid cards we have a variety of different cards here from the old to the new and what raid stands for is redundant array of independent disks so you're supposed to be able to hook up a lot of disk drives to one controller and it's going to take care of most of the raid calculations for you we have other videos that will tell you about what different raid levels and what you need for array but this one's going to take a look at just different types of raid in the history event and what the controllers look like to give you a better idea of what you want so this card here is an old-fashioned scuzzy raid card it has two external 68 pin wide scuzzy ultra 320 ultra 160 ports you got see here that it's kind of batteries stuck in here we've got you to internal scuzzy ports and it's got right cache write cache is what makes