4X PCIE 8 SATAProvides 8 SATA 3.0 ports and 8 SATA cables, supports simultaneous connection of 8 SATA hard drives, with a transmission speed of up to 6Gbps. Product chipBuilt-in ASM1166 +JMB575 chips, which improves the stability and compatibility of this PCIE to SATA card. This card also has a heat sink for long-lasting high temperature resistance. Extensive compatibilitySupport Windows XP / 2003/7/8/10 (32/64bit) / MAC/ Linux and other operating systems. The PCIE SATA card is compatible with PCIE X4, X8, X16 slots. Products includePCIE 4X SATA card 8 ports*1, SATA cable*8, low profile bracket*1, driver CD*1,product manual*1. Reliable SupportOur products have been tested for function and durability, if you have any questions, please feel free to contact us,