How to Enable AHCI in Windows 7

[Osiris]

How to Enable AHCI in Windows 7

What is AHCI?
For those unfamiliar with the term AHCI, it stands for:
Advanced Host Controller Interface
The explanation can be confusing and bit difficult depending on whom you ask, so the simplest explanation I found was from EVGA. According to EVGA.com, “…it is a newer technology to provide advanced features to the Serial ATA standard. It allows for [...]

 

[Bruce]

The few times I have come across this it always causes issues. Blue screens while booting and even blue screens on installs. What is the benefit?

 

[S0ULphIRE]

What is the benefit of AHCI? I'd say the top two are extra speed, and the ability to eject any SATA drive you want.

Works a ton better than IDE mode, never tried enabling it the way this tut says tho

 

[Bruce]

I just had to put a server into ata mode because I could not get the operating system installed. I figured the HD's were on the Perc anyway, the only thing on the mobo was DVD rom. I believe u need server 2003 sp2 r2 or better to install on AHCI. I'm not sure what mode my 7 box is in, i've never looked.