This content has been automatically translated from Ukrainian.
AHCI (Advanced Host Controller Interface) is an interface for data transfer between the operating system and the data storage (such as a hard drive or solid-state drive) on a computer. AHCI provides fast and efficient data transfer, as well as supports various features such as hot-swapping devices and power management settings.
The main features of AHCI include:
- Hardware independence: AHCI allows the operating system to interact with the data storage directly, regardless of the specific hardware being used. This makes AHCI more versatile and simplifies the support for different types of data storage.
- Hot-swapping support: AHCI allows you to connect and disconnect devices SATA without rebooting the computer. This means you can connect or disconnect a hard drive or another SATA device while the system is running, making it convenient for hardware maintenance.
- Power management support: AHCI has the capability to manage the power consumption of connected devices. For example, you can configure the hard drive to enter sleep mode when not in use, reducing energy consumption.
AHCI is the standard interface for SATA and is commonly used to connect hard drives and solid-state drives. However, AHCI does not support some advanced features that are available in newer technologies, such as NVMe (Non-Volatile Memory Express). NVMe is a faster and more efficient interface specifically designed for SSDs using flash memory.
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