Win7 system to open AHCI function to improve hard drive performance

AHCI function is a technology led by Intel, which can play the potential acceleration function of SATA hard disk, but many users do not know how to use AHCI function to improve hard disk performance. The following small series teaches you the specific operation in Win7 system. method.

Operation method:

1. In the desktop status bar start menu, select the “Run” column in the menu item, and then enter “ldedit” in the pop-up window. Press and hold the Enter key to open the Registry Editor.

Second, and then in the Registry Editor, turn into the HKEY_LOCAL_MACHINE \\ System \\ CurrentControlSet \\ Services \\ Msahci key, and then double-click the START project in the right window will pop up a dialog box.

Third, then in the window that pops up, the default value data = 0, then click the & ldquo; OK & rdquo; button, and then you restart the computer and then save.

Fourth, restart the computer, enter the BIOS interface, and then in the & ldquo; Integrated Peripherals & rdquo; page, the item ATA RAID /AHCI Mode & rdquo; change & ldquo; AHCI & rdquo ;. At this point you save and restart, enter the system interface will automatically install the AHCI driver. After the program is installed, the system will restart again, that is, the AHCI mode on the hard disk will be opened.

The above is the way to open the AHCI function in Win7 to improve the performance of the disk. Users can increase the speed by about 30% through the above operations. Users who want to improve the performance of the disk can try it.