1 Port eSATA II 1 Port SATA II & 1 Port IDE 3.5" RAID to PCI-E PCI Express Adapter Converter Card JMB363 Chipset Stable and reliable chipset JMB363. Compliant with Serial ATA specification revision 2.0. Compliant with UDMA6 ATA/133 specification. Data transfer rate up to 300MB/s (3.0Gbps) per SATA port. Supports two independent SATA II channels. (separate logic and FIFO).