100% brand new and high quality SE-RA9215B-8T PCIe array expansion card, with 8 SATA- Gen III 6Gb/s channel host controllers, can provide server-level functions for desktop computers. The motherboard supports the use of the industry's new, fast 6Gb/s hard disk drive, while providing backward compatibility with traditional -SATA1.5Gb/s and SATA- 3Gb/s drives. It will enhance system performance for every type of computer user. Each PCI-Express 2.0 channel provides a throughput of up to 500MB/S. Use the RAID function to connect to the SATA- of this controller. The driver can be easily configured as 8 independent ports without RAID function. Compliant with PCI Express 2.0 specification, PCIex 2.0 endpoint device -Support 2.5 Gbps and 5.0Gbps communication speed -Support AHCI programming interface register of SATA- controller -Support product power management -Support error reporting, recovery and correction -Support Message Signal Interrupt (MSI) Comply with Serial ATA Specification 3.1. -Supports communication speeds of 6 Gbps, 3 Gbps and 1.5 Gbps. -Support programmable transmitter signal level. -Support Gen 1i, Gen 1x, Gen 2i, Gen 2m, Gen 2x and Gen 3i. -Supports eight SATA- ports. -Support AHCI 1.0 programming interface. -Support native command queue (NCQ). -Support switch based on porter FIS or switch based on command. -Support partial and sleep power management state. -Support staggered rotation 1x Expansion Card Material:PCB Color:Black 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings.