Monday, February 08, 2010

AHCI (Advanced Host Controller Interface)

http://wiki.archlinux.org/index.php/AHCI

While SATA drives are usually configured as legacy/parallel ATA by default, enabling AHCI through the BIOS has two main benefits: support for hot pluggable SATA drives (mimicking USB drives' behavior) and NCQ, or native command queuing.

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