TeraCard PCI-X HBA, 4 eSATA TC-PCI-4S 30300-0500-0004 Four eSATA ports, each with an independent Serial ATA channel Supports 133MHz, 64-bit PCI-X slots (backwards compatible with older PCI slots) Supports Serial ATA Generation 2 transfer rate of 3.0Gbps Supports hot swapping Supports Native Command Queuing (NCQ) Port Multiplier support Supports Mac OS 10.2.8 or newer, and Windows 2000 / XP |