Re: Hardware for new Linux box

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Article #386

#386

From: Jim Howes
Date: Tue, 16 Nov 1999 00:00

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John Winters wrote:
> However, it can happen that the
> demand for 450s outstrips the supply of chips which have failed the
> 600 test.  In this case chips which work perfectly at the higher speed
> will be stamped with the lower one and sold at the lower price.

Absolutely correct.
Some time back, in the great and glorious days of the former
Amiga empire, many accelerator cards used 68EC030 chips, which
are 68030's which failed the MMU tests but passed the CPU tests.

Not that many failed the MMU tests, and the market for them far
outstripped supply, to the extent that after a while, the majority
of 68EC030's were only 'EC' because Motorola had stamped it on the
chip.  I quite happily ran an EC @ 25MHz as a non-EC for some years,

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From: Jim Howes <jimhowes@prosig.com>
Subject: Re: Hardware for new Linux box
Date: 1999/11/16
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