Norman Dunbar wrote: > Andy Barber wrote: >> I read in the Guardian (so it must be true!) that the maximum memory that >> can be used is 3Gb but that could be just for XP. > > Up to XP at least, Windows 32 bit can address only 4GB of memory. > However, this is split into 2 GB for the user processes in total, and 2 > GB for the 'kernel' processes. It is completely useless to put more than > 4 GB into a Windows machine for this reason. > > Under Windows 2000 server and Windows 2003 server, there are patches you > can apply (2000) or that have been built in (2003) called something like > 'large memory system' to up the limit from 2 GB to 3 GB *under certain > circumstances. > > Oracle databases, for example, can use the extra 1GB but only for > database buffer cache, noit for program units etc. > > Not sure whether XP suffers from the 2GB limit or allows 3 GB though. > > Linux doesn't have this problem, apparently. Sure doesn't. Worldnews have a few 8GB ECC systems, and the motherboard (and Linux) supports up to 32GB or so.
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