Adaptec Serial Attached SCSI 48300. Host interface: PCI-X, Output interface: PCI, PCI-X. Data transfer rate: 3000 Mbit/s. Processor clock speed: 133 MHz. Power consumption (typical): 4 W. Bundled software: Bootable array Auto-rebuild Managed through Adaptec Storage Manager software , Minimum system requirements: IA-32, AMD-32, EM64T & AMD-64 type servers, 3.3V 32/64-bit PCI 2.2, 3.3V 64-bit PCI-X 133, Compatible operating systems: Windows 2000, SP4, Windows XP, SP1 & SP2,