: Choose your operating system (e.g., Windows 10 64-bit or Windows 11).
| Metric | Windows Default Driver | Stock IRST (v17) | | |--------|------------------------|------------------|----------------------| | Sequential Read (MB/s) | 1,100 | 1,850 | 2,050 | | Sequential Write (MB/s) | 380 | 950 | 1,020 | | 4K Random Read (IOPS) | 22k | 48k | 62k | | Boot Time (cold start) | 24 sec | 18 sec | 14 sec | | Battery Life (idle) | 4.2 hrs | 5.1 hrs | 5.8 hrs | | Sleep Resume (seconds) | 4.5 | 2.8 | 1.2 |
The driver allows your computer’s processor to efficiently manage data storage. On modern laptops like the X515EA, this driver acts as a bridge between the Intel VMD controller and the Windows installer. Without it, the installer cannot recognize the internal storage drives (SSD). Symptoms of a missing IRST driver: Windows installation screen shows "No drives were found". You cannot select a disk partition to install Windows. Step 1: Download the Correct ASUS X515EA IRST Driver
To help find the exact file versions or troubleshoot further, tell me: asus x515ea irst driver top
If you do not have a secondary computer or a USB to extract the drivers, you can disable the VMD controller entirely to make your drive visible without any external driver files:
Copy the extracted folder onto your USB Windows Installation drive. Phase 2: Load the Driver during Setup
A containing your Windows 10 or Windows 11 installation media. A stable internet connection. Step 1: Download the ASUS X515EA IRST Driver : Choose your operating system (e
The IRST driver is not optional for the —it is essential for storage stability. Once installed, your laptop will boot faster, resume from sleep instantly, and maintain data integrity.
Newer BIOS updates for the X515EA enable Intel VMD by default. VMD requires an IRST driver version 18.0+ to function correctly. Without it, your SSD may vanish from the system entirely.
Select the Intel RST VMD Controller from the list and click Next. Without it, the installer cannot recognize the internal
The driver is essential for the ASUS X515EA Go to product viewer dialog for this item.
Select , then choose your operating system (Windows 10 64-bit or Windows 11). Scroll down to the Chipset section.
Turn on the laptop and immediately press to enter BIOS, or F8 to select the USB boot device.