I am about to upgrade to Windows 7 Home Premium 64-Bit, for which I'd like all SATA drives to operate in AHCI mode. The new external SATA hard drive is now reported along with the internal hard drive in Device Manager under the IDE/ATA/ATAPI Controllers, with Intel(R) ICH10 Family controller Serial SATA controller. Note that Intel setup from MSM/iata_cd.exe gave me an error that my system did not meet the minimum requirement and closed. The external hard drive driver just installed out of the sudden on my last try as I was writing this post and after I tried to install SATA/RAID drivers while under Windows from Gigabyte website for both Gigabyte and Intel controllers. The two SATA connectors controlled by a Gigabyte controller (i.e. The internal hard drive is on SATA0 and eSATA connectors on SATA4 and SATA5. Both my internal 750 GB WD Black caviar 7200 rpm hard disk drive and my eSATA bridge (providing two eSATA external connections) are connected on three of the six Intel SATA connectors controlled by the ICH10R ( southbridge) controller. My motherboard is a Gigabyte GA-EX58-UD4P. I installed Vista Home Premium 64-bit in IDE mode (default in BIOS) instead of the ACHI mode, which would not only provide Native Command Queuing, but also hot plug of external hard drives I need now.Īs expected, when I changed the Intel controller to ACHI in the BIOS, the system wouldn't boot any more as expected. Unfortunately it revealed my oversight when my first custom system was built last summer. I just purchased a 2 TB Fantom USB 2.0/ eSATA external hard drive.
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