@echo off setlocal enabledelayedexpansion set memoryinfo= for /f "usebackq tokens=*" %%i in (`wmic computersystem get TotalPhysicalMemory`) do ( set memoryinfo=!memoryinfo!^%%i ) set memory= for %%p in (%memoryinfo%) do ( set test=number%%p set test=!test:0=! set test=!test:1=! set test=!test:2=! set test=!test:3=! set test=!test:4=! set test=!test:5=! set test=!test:6=! set test=!test:7=! set test=!test:8=! set test=!test:9=! if "!test!" == "number" ( set memory=%%p ) ) set memory=%memory:~0,-3% echo %memory%KB set /a memory=%memory%/1000 echo %memory%MB set /a memory=%memory%/1000 echo %memory%GB endlocal pause