Re: Forkbusters move up to 410

Keith Dawson (dawson@world.std.com)
Mon, 24 Nov 1997 20:12:52 -0500


At 4:21 PM -0500 11/24/97, CobraBoy! wrote:
>This can't be right. My PowerBook 1400 PPC 117 MHZ is doing a sustained
>328Kkeys/sec. A PPro is only 150Kkeys faster?

A rule of thumb culled from TBTF for 10/27/97 (on the crack of RC5-56):

The Bovine RC5 Cooperative writes [4] (revealing the useful rule of
thumb that 1 PowerPC = 2.36 Pentia):

> At the close of this contest our 4000 active teams were<br>
> processing over 7 billion keys each second at an aggregate<br>
> computing power equivalent to more than 26 thousand Pentium<br>
> 200s or over 11 thousand PowerPC 604e/200s.</i>

[4] http://catless.ncl.ac.uk/Risks/19.43.html

Does the 1400 use a 604e, or something lesser? By this rule a 200 MHz
Pentium ought to equate to a PPC at 85 MHz.