LSI LSI00049 PCI Express SATA / SAS MegaRAID 8480E 8 Port 3G 256MB External Connectors: Eight SAS/SATA ports – Two SAS SFF8470 x4 connectors Transfer Rate: Up to 3Gb/s per port RAID: RAID 0/1/5/10/50 Cache Memory: 256MB DDR2 SDRAM DIMM with iTBBU support Dimensions: 9.5 x 4.2 Operating Systems Supported: Microsoft Windows Server 2003/2000/XP Red Hat AS Linux SuSE Linux/SLES Parts: 3 years limited