Features: It meets the requirements of Serial ATA 3.0, compatible with SATA2.0 SATA1.0. It meets the rules of PCI-Express v2.0, compatible with PCI-Express v1.0. Supports the communication speed of 6.0 Gbps, 3.0 Gbps and 1.5 Gbps. Also, it supports Gen 1i, Gen 1x, Gen 2i, Gen 2m, Gen 2x, and Gen 3i as well as four SATA; AHCI1.0 mode and IDE mode. Support for native command queue (NCQ) Supports FIS switching based on port multiplier switches or commands. Support hot swap. Compatible with SATA 6G, 3G and 1.5G hard drives. Bus interface: PCI-Express slot; Expansion interface: four SATA3.0 interfaces System requirements: there is an available PCI Express slot that also supports pci-e X2 X4 X8 X16 Operating system: Windows10/8/7 (32/64-bit)/Vista (32/64-bit)/XP/2003/2008/ Linux. Specification: Color: Shown As Pictures Weight: 74g Name: 4-port SATA3.0 RAID expansion card Model: PCE4SAT-M02 Master: for Marvell 88SE92xx Interface: PCI-E 1X 2X 4X 8X 16X Support system: for WINXP WIN7 WIN8 WIN10 LINUX MAC Package List: 1 * Riser Card 1 * Driver Disc 1、It meets the requirements of Serial ATA 3.0, compatible with SATA2.0 SATA1.0. 2、It meets the rules of PCI-Express v2.0, compatible with PCI-Express v1.0. 3、Supports the communication speed of 6.0 Gbps, 3.0 Gbps and 1.5 Gbps. 4、Also, it supports Gen 1i, Gen 1x, Gen 2i, Gen 2m, Gen 2x, and Gen 3i as well as four SATA; AHCI1.0 mode and IDE mode. 5、Support for native command queue (NCQ)