Side by side

GPU-Z vs Nagios XI

Both stand on hardware monitoring software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.

GPU-Z

Free plan Windows

GPU-Z offers a focused way to inspect graphics hardware information and selected monitoring details at no cost. Its usefulness depends on the graphics-card support noted for some readings.

Visit GPU-Z

Nagios XI offers self-hosted monitoring, a limited free edition, and perpetual paid licenses priced by node count. Its 30-day trial includes Enterprise features and direct technical support; compare the edition features and deployment requirements before selecting a license.

Visit Nagios XI

The facts

	GPU-Z	Nagios XI
Free plan	Yes	Yes
Open source	Not published	No
Runs on	Windows	API, Linux, Mac, Self-hosted, Web, Windows
Lowest paid plan	Free or on request	Standard: $2,595, paid once
Plans published	1	6
Maker	Not published	Not published
Website	techpowerup.com	nagios.com
On hardware monitoring software	#31 of 59	#22 of 59

GPU-Z: what it does well

Free Windows utility.
Monitors several graphics-card readings on supported cards.
Advanced tab shows supported graphics APIs.
Reports exact BAR size when Resizable BAR is enabled.
Standard download lists three checksums.

What to know first

Available platform listed is Windows.
Some monitoring details apply only to supported graphics cards.

Nagios XI: what it does well

Checks servers, network devices, applications, and services.
Standard includes auto-discovery and dashboards.
Enterprise includes SLA reports and capacity planning.
Trial includes unlimited monitoring and technical support.
Paid licenses allow unlimited services per licensed node.

What to know first

Requires self-hosted Linux deployment.
Free edition is limited to 7 Nodes or 100 Services, whichever comes first.
100-node Standard license costs 2595.00 USD once.
Paid licenses include first-year support only.

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