Date: Wed, 1 Sep 1999 20:23:27 -0400 (EDT) From: Chuck Robey <chuckr@picnic.mat.net> To: Gary McKinney <gmckinney@megabits.net> Cc: obrien@NUXI.com, alpha@FreeBSD.ORG Subject: Re: relative alpha speed Message-ID: <Pine.BSF.4.10.9909012021330.366-100000@picnic.mat.net> In-Reply-To: <002601bef4d8$24abba60$1e00000a@gary2.megabits.net>
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On Wed, 1 Sep 1999, Gary McKinney wrote: > According to my PC164 motherboard manual (if you consider a thin book a > manual <grin>) the PC164 can be populated with half the memory slots filled > and a jumper set to indicate the data path to the RAM is 128-bits wide. > With all eight slots filled (must be the SAME SIZE SIMMs) and the jumper set > in the "other" configuration the data path is 256-bits wide (which I think > is the configuration of the LX motherboard ([and the EB164 motherboard as > well - have one of them too with the docs...])... I would opt to run all > eight slots as the Memory Manager can then keep the CPU running full speed > (no wait state insertions because the memory data path is too narrow)... I'm going to guess here and say you meant the PC164 only, and not the PC164SX, right? I can't see any such connector called out in the PC164SX's manual. We all have to keep in mind here that the PC164, PC164SX, and PC164LX are all different animals. ---------------------------+----------------------------------------------- Chuck Robey | Interests include any kind of voice or data chuckr@picnic.mat.net | communications topic, C programming, and Unix. 213 Lakeside Drive Apt T-1 | Greenbelt, MD 20770 | picnic.mat.net: FreeBSD/i386 (301) 220-2114 | jaunt.mat.net : FreeBSD/Alpha ---------------------------+----------------------------------------------- To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-alpha" in the body of the message
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