LSI Logic 3ware 9750-4i4e 8-port SAS RAID Controller - Serial ATA/600 - PCI Express 2.0 x8 - Plug-in Card - RAID Supported - 0, 1, 5, 6, 10, 50 RAID Level - 2 Total SAS Port(s) - 1 SAS Port(s) Internal - 1 SAS Port(s) External - LSI00241