Activity Monitor User Guide for Mac - Apple Support
Aktivitätsanzeige – Benutzerhandbuch für den Mac - Apple Support (DE)
Can You Use The M1 iPad Pro with an External Monitor? (and mouse/keyboard) - YouTube
GitHub - asido/SystemMonitor: iOS application providing you all information about your device - hardware, operating system, processor, memory, GPU, network interface, storage and battery, including OpenGL powered visual representation in real time.