The process of downloading the Gigabyte GA-990FXA-UD3 (rev. 4.0) Marvell 9172 AHCI/RAID Driver 1.2.0.1027 for Windows 8 driver should begin automatically after a few seconds. If this does not occur, click on one of the links below (we recommend downloading the Gigabyte GA-990FXA-UD3 (rev. 4.0) Marvell 9172 AHCI/RAID Driver 1.2.0.1027 for Windows 8 driver from the primary server - this is the manufacturer’s Marvell official website). If the download still fails to run, check whether your anti-virus software is not blocking the connection to the manufacturer server of the Gigabyte GA-990FXA-UD3 (rev. 4.0) Marvell 9172 AHCI/RAID Driver 1.2.0.1027 for Windows 8 diver.