[Date Prev][Date Next] [Thread Prev][Thread Next] [Date Index] [Thread Index]

Re: perspectives on 32 bit vs 64 bit



lordSauron <lordsauronthegreat@gmail.com> writes:

> just wondering, but do any of us here even *have* that much RAM?  I
> count myself obscenely lucky to have 512 megs, much less a whole gig,
> or 32!!!  the only boards that I know of that support that much memory
> are multi-processor boards, anyways, made by Tyan.  Imagine a 4-CPU
> board with 32 gigs or so of RAM decked out with four witheringly-fast
> AMD dual-core Opteron 64s?  That's also many hundreds (perhaps
> thousands) of times more than I can afford, but you've got to admit,
> AMD does have poor little Intel beat by a rather impressive margin.

Actualy we just had a 4x dual core system with 32GB ram here. So that
is a 8x smp system. Very expensive.

> This also means, in a more on-topic point, that any linux OS that
> could actually *use* the 32 gigs would need to be a
> multi-cpu/multi-core distro, since there are no boards (to my
> knowledge) that support a whole 32 gigs for *one* CPU.

You can use the full 32GB on one cpu but 3/4 will be slower due to
NUMA.

MfG
        Goswin



Reply to: