LSI Logic MegaRAID 9280-16i4e SAS RAID Controller - Serial Attached SCSI, Serial ATA/600 - PCI Express 2.0 x8 - Plug-in Card - 0, 1, 5, 6, 10, 50, 60, JBOD - 512MB Sixteen internal and four external port Supports both internal drive storage and external JBOD expansion for up to 240 SATA or SAS drives.