Adaptec Serial Attached SCSI RAID 4800SAS RoHS. Host interface: PCI-X. Data transfer rate: 3000 Mbit/s. Width: 240 mm, Depth: 115 mm, Height: 30 mm. Operating temperature range (T-T): 0 - 55 °C. Minimum processor: Intel / AMD 64-bit (EM64T / AMD64)