This 7 200 rpm hdd provides 25 inch form factor that can be used as hot swap drive the hdd offerings for the ibm system x family of 25 inch sata hdd is the highest performing sata option and provides a wider selection of choices to satisfy a range of applications designed for bladecenter hs22 7870 25hs23 7875 25system x3200 m3 25 7327 25 7328 25x3250 m3 25 4251 25 4252 25x3250 m4 25x3300 m4 25x3400 m3 25 7378 25 7379 25x3500 m