Polling rate
Also searched as: polling rate · poll rate · 1000hz mouse · 8000hz · mouse polling
What it means
How many times per second your mouse or keyboard reports its position to the PC, measured in Hz. A 1000 Hz mouse checks in 1000 times a second.
More detail
Higher polling makes motion feel a touch crisper because updates arrive more often, and 1000 Hz is the long-standing sweet spot. Very high rates (4000–8000 Hz) exist but can raise CPU use for a difference most people can't feel. …
In the Blackbook
The deeper explanation continues inside the app. The Blackbook publishes its verdicts here — the full write-ups stay in the book, on your rig, next to your own measurements.
The Compy Blackbook holds 191 graded entries like this one, judged against your hardware — and every change it does make is reversible, with the receipt to prove it.
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