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Re: r10000 boards

To: linux-mips
Subject: Re: r10000 boards
From: Systemkennung Linux <linux@informatik.uni-koblenz.de>
Date: Wed, 2 Apr 1997 02:00:53 +0200 (MET DST)
In-reply-to: <Pine.LNX.3.95.960401180047.11023A-100000@ravage.labs.gmu.edu> from "Ryan Rafferty" at Apr 1, 96 06:05:29 pm
Hi,

> Another stupid question--why has secondary cache been overlooked in the
> MIPS world?  My own Magnum is of the 4000PC variety--that is, no secondary
> cache;  it seems counterintuitive to me for manufacturers to build a solid
> motherboard based on the MIPS architecture but then skip out on a
> relatively cheap component like cache which goes such a long way to
> increase overall system performance.

A good RAM interface is a much more effective mean to accelerate a system than
caches especially when you have an application that has a working set that
exceeds the cache size.  The Magnum's RAM interface may be slow by today's
standards but it was very fast at it's time.

  Ralf

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