Adaptec ASR-2120S SCSI RAID PCI Low Profile Bracket Controller Adapter 64MB 68-pin The Adaptec ASR-2120S SCSI RAID Controller supports a range of operating systems (Windows® XP/NT/2000, Linux, NetWare, and Caldera) and RAID configurations (0, 1, 10, 5, 50, and JBOD). The Ultra320 SCSI RAID card features a low-profile MD2 form factor, and accommodates an optionally available battery backup module (ABM-300) for 72-hour cache memory protection. For single-channel RAID control in high-density servers and workstations, bothconventional and rackmount, the Adaptec 2120S is an excellent choice. All Adaptec low-profile RAID controllers have a full-size bracket installed on the card. The kits contain a low-profile bracket for use in 1U systems.   Manufacturer: Adaptec Model: ASR-2120S Form Factor: Low profile with low profile bracket Channels: 1 # of Supp. devices : Up to 15 SCSI devices Supported CPU's: Multi Core Intel Xeon Processors Interface: 64-bit/66MHz PCI Ext. Connectors: One 68-pin VHDCI Int. Connectors: One 68-pin high-density RAID Levels: 0, 1, 10, 5, 50, JBOD Cache Memory: 64MB (onboard) Environment: Entry-level SCSI servers and workstations Condition: New, OEM Warranty: 30 days   click here for manufacturer specifications