Power-intensive services like SysMain (Superfetch) and Print Spooler are typically turned off.

Standard Windows 10 is packed with telemetry, background services, and pre-installed apps (bloatware) that can overwhelm older hardware. "Windows X-Lite" builds are modified ISOs where a developer has manually stripped away:

7.8/10 – Excellent for offline/lab use, dangerous for daily internet browsing.