Performance

Brian Macy bmacy@sunshinecomputing.com
Thu Oct 14 14:35:36 1999


Vojtech Pavlik wrote:
> 
> On Wed, Oct 13, 1999 at 08:29:03AM -0700, Brian Macy wrote:
> 
> > > I've been achieving best results with 3c905-B and -C lately. 12.5 megs/sec
> > > is a good result (unidirectional) with full duplex and for bidirectional transfer
> > > I'm getting a bit more than 10 megs/sec. With tulip, the numbers are lower,
> > > especially for the unidirectional transfer, with the bidirectional one
> > > the difference is not that big.
> >
> > I assume you mean Mbit right?
> 
> No, of course not. That's megabytes per second. 12 Mbit/s would be a little
> too little for a 100 Mbit/s card.

Huh? Are you talking total I/O? 12.5meg/sec is theoretical, no overhead,
max on 100Mbit/sec... 6.5meg/sec each direction makes a lot more sense.

> That sounds like two different types of a MII transceiver. But without
> more (which transceiver is bad) info I think this is quite worthless ...

Someone else filled in more specific information on the KNE100TX
transceiver.

Brian Macy