There is a known issue on some older Pentium 2 mainboards (Dells in particular). They don't like the PC100 DIMMS, as they only take standard 66 MHz SDRAM. A BIOS update was all that is needed in most cases to make it work. Check you BIOS and see if it is at the latest level. Tom Veldhouse ----- Original Message ----- From: "David Dyer-Bennet" <dd-b at dd-b.net> To: <tclug-list at mn-linux.org> Sent: Wednesday, August 07, 2002 12:46 PM Subject: [TCLUG] So *can* you use PC133 memory in a PC100 system? > Generally I thought you could, other things being equal. I'm trying > to upgrade a Micron Vetix server that says it takes fast-page or EDO > DRAM in DIMM sockets, with sizes up to 128MB. But the two 128MB PC133 > DIMMs I've installed aren't recognized. The initial 128MB (as 4 > sticks of 32MB each) are still recognized, and the system still runs, > but without the new memory. > > It says that the "example configurations" are just examples, not the > full set of valid configurations -- but the exact one I'm using, 4 > 32MB sticks in banks 0-3, 2 128MB sticks in banks 4 and 5, *is* one of > the examples, so it's not that I'm falling afoul of the legals ways to > combine memory sizes. > > Of course this system was made before PC133, so if that doesn't > reliably work that could be the problem. > > Anybody want to trade two PC133 sticks of 128MB each for PC100 sticks? > (These are new from General Nanosystems, back when they had the > $15/128MB deal going). > > This system really *needs* more memory. Running PostgreSQL and Apache > and mod_perl and HTML::Mason, and I see swapping starting to happen > just when the performance suddenly drags horribly (15 seconds to serve > a page sometimes. > -- > David Dyer-Bennet, dd-b at dd-b.net / New TMDA anti-spam in test > John Dyer-Bennet 1915-2002 Memorial Site http://john.dyer-bennet.net > Book log: http://www.dd-b.net/dd-b/Ouroboros/booknotes/ > New Dragaera mailing lists, see http://dragaera.info > _______________________________________________ > Twin Cities Linux Users Group Mailing List - Minneapolis/St. Paul, Minnesota > http://www.mn-linux.org > tclug-list at mn-linux.org > https://mailman.mn-linux.org/mailman/listinfo/tclug-list >