How to check if Win7 has turned on AHCI hard disk mode

Some users still don't know much about AHCI hard disk mode. In fact, the biggest advantage of turning on hard disk AHCI mode in Win7 system is to improve the performance of mechanical hard disk, and also realize NCQ. Many features. So, is this mode turned on, how to view it? Here are some specific methods for everyone.
The specific method is as follows:
1. Right click on the “Computer” icon on the desktop, select Properties; open the system properties, and then click <;Device Manager” item;
2. In the device manager, open the “IDE ATA /ATAPI controller” directly. Under this option, you can check whether there is SATA and AHCI. If there is any, it means it is enabled. The following two icons indicate It is an effect that has already been turned on.
Through some of the above methods, we can quickly determine whether our computer has turned on the win7 pure 64-bit AHCI mode. If you haven't already, then quickly turn on AHCI mode.