REM Run as administrator or else the disk will not be formatted.

@echo off

REM Set the desired drive letter and size for the RAM disk.
SET DriveLetter=R:
SET Size=10240M

REM Check if the drive is already mounted.
if exist %DriveLetter% goto End

REM Create the RAM disk.
imdisk -a -s %Size% -m %DriveLetter% -p "/fs:NTFS /q /y"

:End