A "Lite" version typically removes Windows Store apps (Candy Crush, Xbox Live), telemetry services, Cortana (often fully disabled), Windows Defender (in some builds), print and scan services, and other background services that consume RAM and CPU cycles.
%SystemRoot%\SysWOW64\OneDriveSetup.exe /uninstall microsoft.windows.10.pro.1903.lite.version.64 bit