Description: and high quality Feature: 9215+575 chipset, 8 SATA 6GB/s Ports, Compliant with PCI-E Specification V2.0 and backward for PCI-E 1.X. Supports Native Command Queuing (NCQ),for SATA 6G, 3G and 1.5G Hard drives,Compliant with PCI-E. Specification v2.0 and backward for PCI-E v1.x,PCI for Express x1 Interface, and for PCI for Express x1, x2, x4, x8 and x16 Slots. Supports 10TB hard disk drives. Non-RAID standard SATA controller. System Requirements: for Windows 10/8.1/8/7(32/64bit)/XP/Linux. for PCI-E X1,X4,X8,X16 Slots. Specifications: Item Type: Adapter Card Material: plastic+metal Size: 68x97x15mm/2.6x3.8x0.5in Color: Black Interface: PCI for Express x1 interface Quantity: 1 PC Installation instructions: 1.Please clean the gold finger of SATA3.0 card by eraser, Plug the SATA cable of the chassis into the card.then connect all the hard disks. 2.Turn off the power of the computer and open the back cover of the PC; Remove the bars corresponding to the free slot on the chassis. 3.Insert the expansion card into the corresponding PCI-E expansion slot of the host. 4.Secure the iron strip of the expansion card to the chassis with a screwdriver. 5.Close the chassis and plug in the power cord to boot. After entering the system, install the driver. Driver Installation: For Windows XP/Vista/7/8/10(32/64 bit): 1.Insert the companion drive into the drive; 2.Open "My Computer", find the location of the disc, open the disc; 3.Locate the "CD:/ SATA CARD/for Marvell/9215/drvsetup inside the .exe driver file; 4.Then follow the instructions of the computer to complete the installation, then restart the computer. Warm Tips: The SATA3.0 PCI-E card must be installed in the PCI-E slot of the motherboard, and can not be inserted into the PCI slot. Different computer configurations and sata ssd have different speeds. If all ports are used at the same for time, the speed will slow down.We recommend to use this SATA 3.0 Card in PCIE2.0 or 3.0 slot, so as to get the fastest speed. SATA Port Multiplier is not supported if the driver is not installed. We must install the driver to recognize all the hard disks. Be sure to turn off the power of the computer before inserting or removing the card, and then insert the card to avoid damage to the motherboard or expansion card. If there is no CD-ROM or driver disc can not be read, you can contact retailer to send driver for you. Note: Transition: 1cm=10mm=0.39inch Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item.Package Includes: 1 x Expansion Card 1 x Low Profile Bracket 1 x Driver