Re: AMD Quad Core clock problem?

From: Krzysztof Halasa
Date: Mon Apr 14 2008 - 21:45:49 EST


"H. Peter Anvin" <hpa@xxxxxxxxx> writes:

> It shouldn't really matter, since "below" produces a similar spectrum
> at a slightly lower frequency.

Sure for CPU/TSC and similar clocks but in case of well-known (not
calibrated) frequency it could be a problem. Not sure if there are
such cases.

I wonder if spread spectrum could affect calibration of (various)
timers - unlike NTP calibration is a short process.
--
Krzysztof Halasa
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