Opteron launches
Posted Apr 24, 2003 11:20 UTC (Thu) by
ibukanov (subscriber, #3942)
Parent article:
Opteron launches
> There are situations, however, where only 64 bits will do. In particular, applications which need to address vast amounts of memory (e.g., big scientific crankers, large databases, emacs) will benefit from 64-bit pointers. So good 64-bit support matters too.
You also forgot about applications that needs to use memory mapping for files with total size exceeding 2-4 GB which one can do with 64 bits even if total amount of RAM is, say, 256MB. So working with video and other multimedia would benefit from it as well if applications would not need to resort to read/write when they are close to 2GB limit and when squeezing max performance is especially important.
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