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Re: about the advantage of 64 bit processor



Search google for it, it's a long and argumentative answer.

I've run debian 64 and ubuntu 64 and everything works just fine for me. Things that don't work. ndiswrapper wifi drivers that are for windows 32bit (note open source native drivers work fine, atheros for example)

things that require a chroot:
win32codecs (to play binary copied windows codecs)
flash (open source versions available, but not a complete replacement for macromedia) openoffice(ubuntu has a hack to get it running without a chroot, but it is suposidly "dirty" and is still running 32 bit)

Aside from that I've had trouble with the newest Kino from Ubuntu, crashes on save. Uriquen masters (game) doesn't work in AMD64, though these look like simple bugs

A side note, see the amd64 guide. It has details on how to creat a chroot. I think it was pretty easy, cut and paste about 6 commands and you are set. Then you can install 32 programs using aptitude, and you have a plain sarge x86 distribution (just can't run 32 drivers on your 64bit kernel)

As far as why you would run amd64? Probably so you can brag to your friends. For most things I guess you can see 1-2% speed increase from using the extra registers in the amd64. Encoders/compressors/encrypters and the like can reap the benefits causing something like a 20% increase. The speed difference will get better once amd64 gets more popular. Even unreal tournament runs on amd64 now, but some benchmarks show it running slower than the 32 bit version (as per lack of optimizations).


----- Original Message ----- From: "JULIO Cayo" <cubiertasnuevas@gmail.com>
To: <debian-amd64@lists.debian.org>
Sent: Wednesday, November 30, 2005 9:20 PM
Subject: about the advantage of 64 bit processor


Hi, I don't speak Inglish, but I try.
I have an amd64 (+3200) processor (512 mb) , and obviusly , debian
sarge amd64. My question is: which program do you experiment a big
difference beetwen 32 bit and 64 bit.
I use a common aplication and the performce is equal to 32 bit program.
Thanks.

Sorry for my Inglish.




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