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dvos12 at calvin.edu
Wed Jul 18 11:11:53 EDT 2001
On Wed, 18 Jul 2001, Luc Vereecken wrote:
> >DDR is much better that SDRAM if we compare them strictly together, however,
> >the question you should be asking is do my applications require DDR or can I
> >get away with SDRAM? We do some G98 and GAMESS calculations here to and
> >that DDR does improve performance.
> How much is the improvement (say, for a CPU-bound G98 calculation running
> with plenty of memory) ? DDR is still quite a bit more expensive than SDRAM
> so the performance increase has to be substantial to get a decent
> performance/price ratio...
How big of memory modules are you looking at? Crucial.com is selling
256MB DIMMS for $45 in both SDRAM PC133 and DDR PC2100. For an extra $10,
you can get ECC. I don't know prices for 512MB DDR.
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