Intel RS3DC040. Supported storage drive interfaces: SAS, Serial ATA, Host interface: PCI Express x8. RAID levels: 0, 1, 10, 5, 50, 6, 60, Data transfer rate: 12 Gbit/s, Form factor: Low Profile MD2 Card. Built-in processor: LSI3108, Processor frequency: 1200 MHz, Processor family: LSI. Voltage: 3.3 V. Compatible operating systems: Windows, Linux, VMWare