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mactop vs SiliconScope: catalog facts
mactop	SiliconScope
Free Free and open source under the MIT licence.	Free Free and open source under the MIT license.
macOS, Command line	macOS, Linux
Separate metrics for efficiency and performance cores Shows GPU usage and frequency, power draw and temperatures	Measured Neural Engine and Media Engine activity Unified-memory bandwidth tracking
Only works on Apple Silicon Macs Terminal interface only	Requires Apple Silicon and macOS 14 or later Linux support is only as a remote agent with a GPU-centric view
Downloadable app	Downloadable app
Open source	Open source
License: MIT	License: MIT
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 1, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.