Re: [Linux-fbdev-devel] Re: fbcon slowness [was NTP on 2.4.2?]
Alan Cox (alan@lxorguk.ukuu.org.uk)
Tue, 3 Apr 2001 13:21:53 +0100 (BST)
> > The MMX memcpy for CyrixIII and Athlon boxes is something like twice the
> > speed of rep movs. On most pentium II/III boxes the fast paths for rep movs
> > and for MMX are the same speed
>
> As long as you are copying in real memory. So the PCI bus or the host bridge
> implementation may be the actual limit.
The CyrixIII sits on the same host bridges as the intel processors
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