Advanced Host Controller Interface (AHCI) is a technical standard that specifies the operation of Serial ATA (SATA) host bus adapters

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Enabling AHCI in BIOS for SSD

I am trying to help a friend with a desktop upgrade. It is an old machine with an Intel DG31 main board. The board has 1 IDE port to which a DVD-ROM drive is connected, and 2 SATA ports. 1 SATA port ...
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AHCI on Windows if BIOS does not have the option but all hardware does support it?

Is it somehow possible to use AHCI on Windows if the BIOS does not have the option to enable it? This is a known problem especially on mid-old Laptops that have chipsets and drives that perfectly ...
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372 views

One hard drive missing after converting from ide to ahci

I have two 500GB SATA HDD in my desktop running XP. After converting from IDE to AHCI, the HDD I use to store data can no longer be accessed from XP. It shows only the first partition as 150GB, and ...
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Asus m5A97 RAID/AHCI configuration

I'm trying to RAID two SSD's in raid 0 to install games on, but I want to have my OS running off of my HDD (which it is currently installed on). I have the HDD plugged into SATA 5, and the SSD's ...
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HDD spins up/down in a strange way during Windows 8 shutdown

In my PC I have one SSD and one HDD. In the SSD I have installed Windows 8, while the HHD is for personal data storage. Until yesterday the SSD was in AHCI mode and the HDD in IDE mode. The problem ...
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Windows 7 AHCI mode

I have installed Windows 7 on drive which was in IDE mode. When I have changed mode to AHCI OS didn't start (I know. AHCI drivers are needed.). Unfortunately when I back to IDE mode, OS still won't ...
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Does the ASUS P5G1T-M LX2/GB motherboard support AHCI mode for SSDs?

I got an OCZ Vertex 4 SSD the other week and I've managed to install it and it's working, but I think it's still running in SATA mode instead of AHCI mode (which if I understand correctly is more ...
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How to move a sata drive to a machine without AHCI mode

I've got a Dell Inspiron 1545 on which the screen has died. I'm able to plug an external monitor into the Inspiron 1545 and it works fine, so the screen is the only issue. The OS is Win7. I'm ...
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Disadvantages of enabling AHCI after Win7 install

I've formatted my notebook that has a 5400RPM HDD with ~500GB capacity. After installing Windows 7 and about half the drivers (including chipset) I began to doubt whether to go for IDE or AHCI mode ...
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666 views

Upgrading msata Dell xps 14 ultrabook

I'm planning to upgrade the msata of my dell xps 14 to a Mushkin Atlas msata. Currently my machine has the intel caching enabled. When I upgrade the drive and switch the sata mode to AHCI, will the ...
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Changing from RAID to AHCI and Windows 7 will not boot

I had a RAID0 array that for all intents and purposes went to hell. I put a new SSD (same on-board Intel controller) and installed a new copy of Windows on it and all the drivers (Intel Rapid Storage, ...
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Change from IDE to AHCI after installing Windows 8

I had my drive controller configured for IDE when I installed Windows 7. This didn't change when I upgraded to Windows 8. I now need to enable AHCI, but doing so causes Windows to fail to start. It ...
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Should AHCI be enabled for an SSD?

I have ordered a OCZ SSD and it will be the first that I have installed. In prepping for it's arrival and install, I reviewed MSI web site to be sure I do as much right the first time as possible. On ...
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1answer
854 views

BIOS won't allow SSD as default boot drive

I've been using a Vertex3 SSD as my Windows 7 boot drive in IDE mode for a few months without problems with a ASRock A75M-ITX motherboard. Today, I ran the Microsoft fix-it to enable the AHCI ...
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651 views

Getting an IDE mode installation of 7 to run in AHCI mode? [duplicate]

I installed windows 7 a few months ago while my SATAs in my bios were configured as IDE. When I change it to AHCI for an added speed boost, I get a BSOD on startup. Is there a way or tool I can use to ...
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Enabling AHCI for SSD under Win7 BootCamp on Macbook Pro 2011

I've just installed a new Samsung 830 256GB SSD and have configured BootCamp with Lion and Windows 7. Under Lion, I have installed Trim Enabler. Under Windows 7 I have installed the Samsung (Wizard) ...
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How to enable AHCI in Windows XP without reinstalling

This question is part of a larger list of things I'll need to do before installing a new SSD drive, but I think it deserves its own question. Current setup: A dual-boot machine with Windows XP ...
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Can't boot into fresh install of Ubuntu with AHCI enabled

I had previously a Windows XP installation on a RAID1 array (controlled via Intel Matrix Storage Manager). I decided to ditch it and install Ubuntu 12.04 (using "software RAID"). So first I reset both ...
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Updating SandForce SSD on JMicron controller in AHCI mode

I would like to update my A-Data S599 drive using ASUS P5V-VM DH board. The board have 2 controllers one is VIA and the other is JMicron. Only JMicron supports AHCI mode which is required to update ...
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3answers
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Asus Formula I AHCI / Crucial CT256M4SD1 SSD boot issue

I have an Asus Formula I, the BIOS version is the latest 1402. I have 2 CD-Drive and 2 Regular Drives attached to the SATA ports. Now I've bought the Crucial CT256M4SD1 and want to use it as boot ...
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Will I experience problems running a Corsair Force GT SSD in IDE mode?

I'm planning to buy the Corsair Force GT 120GB (CSSD-F120GBGT-BK) and I'm planning to use it with an older motherboard that doesn't support AHCI (ASUS P5K SE). Will I experience any problems when ...
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Why boot fails with bios SATA Mode as AHCI?

In a nutshell, I am trying to figure out for some Jetway engineers and myself, why the custom bios they made me does not allow SATA devices to boot in AHCI mode. Obviously, this is difficult to ask ...
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Using an SSD with no AHCI [ICH7 base] - Windows 7 hangs frequently

I have a Shuttle Intel G31 + ICH7 (base -- not M/R etc) system. I just bought an OCZ Vertex 3 120gb [VTX3-25SAT3-120G] which includes the Sandforce 2218 firmware. The ICH7 does not support AHCI. I ...
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Windows 7 will start in SATA RAID mode but not in AHCI

I have installed Windows 7 on my PC (Gigabyte ga-p55-ud5) with the SATA controller set on RAID mode. After that, I've decided to try to install Mac OS X and to do so I had to set my SATA controller to ...
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AHCI, Windows 7 and can only boot with Windows DVD present

Foolishly, I installed Windows 7 with my new SSD set to IDE. I would like to change it to AHCI. I have done this before, with a different motherboard. What happens: I set the controller to AHCI in ...
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ICH9 chipset weirdness: Computer hangs when AHCI mode selected

I can’t get AHCI mode to work on a Dell Optiplex 755. I’ve installed the drivers, but when rebooted in „RAID Autodetect/AHCI” mode, the system hangs. No Windows logo, no BSOD, nothing. Only a blinking ...
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Custom Built Computer - Windows 7 and Ubuntu 11.10 Install Fails

I just built a computer with the following: Gigabyte Z68A Motherboard Corsair Force GT 180GB SSD GeForce GT430 Graphics card Corsair TX750 Watt Power supply Intel i5 CPU My problem when trying to ...
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1answer
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Linux detects only 4 of my 6 SATA drives

The issue I'm having is that only the first 4 of my 6 drives are showing up - sda through sdd. No sde+sdf in udev, no sde+sdf in /sys/block. I have an MSI 760GM-P23FX motherboard, and as near as I ...
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Switching Windows Server 2003 from SATA/IDE to SATA/AHCI mode post-install

A while back i installed Windows Server 2003 (32-bit), but had IDE mode rather than AHCI set in the BIOS. Predictably just changing the BIOS makes 2003 blue-screen on boot-up, which to my knowledge is ...
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2answers
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How to remove RAID flag on unstriped drive without losing data?

I have a Gigabyte Z68X-UD4-B3 motherboard. It advertises this new thing called "XHD", which is like RAID but makes a SSD and traditional-style drive work together to enable high speed with high ...
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SATA drives: What is the difference b/w IDE mode and AHCI?

I just built a PC for the first time. My Gigabyte motherboard notifies me after the POST that I have SATA drives operating in "IDE MODE". It asks me if I want to switch to AHCI mode to allow hot ...
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New SSD (Corsair) takes 1-2 minutes before it's found after first boot

My new SSD Corsair CSSD-F60 actually works - using it for boot and system disk (Windows 7 64-bit). But when first (cold-) booting the PC it's not properly found by BIOS and Intel ICH9R Controller. The ...
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3answers
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Which SATA operation mode for SATA III SSD in laptop?

Which is the best setting in BIOS for SATA operation mode for a laptop to connect SATA III based fast SSD drive, and why? ATA AHCI RAID On (Intel Rapid Storage) There will be no RAID set in system ...
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Crackling/Popping audio, high DPC Latency from Intel Rapid Storage Technology -drivers

I'm sorry if this landed on the wrong stack, I'm not entirely sure if this or serverfault would be more suitable. I have a very strange problem, when I install any iRST driver newest or older ones my ...
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Troubleshooting an AHCI eSATA problem in Windows 7

I used to use the front panel eSATA port on my PC case. I remember having to change a setting in the registry to prevent my Boot drive from showing up in the safely remove hardware list (not sure how ...
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Windows XP Setup Fails to Recognize USB Floppy after formatting AHCI disk

I am attempting to install Windows XP Professional x64 onto a HP EliteBook 8540w. I have downloaded both the latest Intel Rapid Storage Technology drivers and the Intel Storage Matrix drivers that ...
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Is it possible to turn off hot swap feature for HDD drives when using AHCI?

I have 3 SATA drives - 1 SSD and 2 common HDDs. After changing HDD controller mode to AHCI and installing Windows 7, I still have choice to safely remove HW devices - disks. Every time I'm going to ...
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Can I change from BIOS IDE mode to AHCI mode at any time? [duplicate]

Currently my Windows 7 computer is crashing during startup, after loading the AMD achix64s.sys driver, if I enable BIOS AHCI mode for the disks. It boots fine with IDE mode. Since I need my computer ...
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Any downside to using default AHCI drivers under AMD?

It seems that installing AMD's AHCI drivers prevents the SSD "trim" command from working. Users are being encouraged to use of the default AHCI drivers that ship with Windows 7 because those support ...
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BIOS setting: AHCI or RAID (when using SSD + 2x hard drive in RAID-0)

I want to add a new SSD and use it as system drive with Windows 7 x64 installed. As driver I chose newest Intel Rapid Storage driver (not MSAHCI). I know that I have to use AHCI as BIOS setting for ...
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4answers
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RAID vs AHCI on Windows7 x64 ASUS

I have an ASUS p5ke-wifi/ap which has built-in RAID controller. From the BIOS, I can choose between 3 controller types: IDE RAID AHCI In that order. This setting was set to AHCI when I installed ...
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Repair bad AHCI Driver Install

In a moment of madness I installed Intel RST drivers on my system and now Windows 7 (x64) no longer starts up. Safe modes work, changing my driver controller to IDE in BIOS doesn't help. Is there ...
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Dell Latitude E6410 BSOD Switch to AHCI

Just received a brand new laptop. Wiped the installed Win 7 64 bit and put on a fresh copy on a new SSD. After the fact I realized I should have AHCI mode for performance. So I followed this guide ...
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Windows 7 New SSD SATA AHCI?

I recently got a new laptop (Dell Latitude E6410) which came with a regular hard drive. I removed the hard drive and installed Windows 7 64 bit fresh. I've been doing some reading about possibly ...
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After replacing mobo, Windows 7 doesn't boot, and I don't want to format

I just found my ASUS Crosshair II Formula was broken. I have requested an RMA and I'll have to wait more than one month and a half to get a replacement. Meanwhile, I found that my old ASUS Crosshair ...
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Enabling AHCI causes BIOS to hang on POST

I have an ASUS P5QL Pro motherboard and a Seagate 7200.10 HDD. When I enable AHCI in the BIOS the BIOS hangs when detecting the HDD. After having searched around the web for a while this seems to be ...
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Stuck at “Starting windows..” when switching to AHCI mode

I had a Windows 7 system working fine in AHCI mode and decided to change the motherboard to another brand. I created an image of the boot drive. I changed the motherboard which runs in IDE mode by ...
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How to know which AHCI driver Windows 7 is using?

I have AHCI enabled in Windows 7 through HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\Msahci. My Asus motherboard comes with a drivers software including AHCI drivers. I used their setup ...
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ASUS eeePC 1005PR - Installing Windows XP on this machine

The machine in title is a single netbook .. with 1gb of ddr2. So Windows 7 kinda would be an overkill. I'd like to install Windows XP on it, but as you may know, these small netbooks need special ...
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how to make SATA drive appear as removable drive?

Now my secondary drive shows as non-removable. (AHCI mode is set in BIOS). So, I need to make it removable.