Areca ARC-1210 4 Port Serial ATA ll RAID Controller - 256 MB ECC DDR - PCI Express x8 - Up to 300 MBps - 4 x7-pin Serial ATA/300 - Serial ATA Ports: 4 internal via SATA RAID: 0,1, 1E, 3, 5, JBOD Processor: (Intel IOP 332) Cache: 256MB