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Myrinet in PCI 32bit running 33MHz

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morris at sci.hkbu.edu.hk morris at sci.hkbu.edu.hk
Sun May 13 18:09:58 PDT 2001


To all experience Myrinet user in beowulf cluster,

In Myrinet site, it is recorded that Myrinet adapter plugged in 32-bit
and 64-bit running 33MHz or 66MHz varies in DMA transfer rates, thus
affecting the data-rate performance.

How is the data-rate performance affect the overall performance?  I
just got 32-bit PCI running 33MHz.  Is there any significant performance
difference after I replaced the current motherboard that is equipped with
64-bit, 66MHz PCI bus?

Any opinion is welcome.

-- 
Morris Law
Assistant Computer Officer    Address : 224 Waterloo Road, KLN, Hong Kong
Science Faculty               Tel : (852) 23395909   Fax : (852) 23395862
Hong Kong Baptist University  WWW : http://www.sci.hkbu.edu.hk/~morris
Email : morris at hkbu.edu.hk  or  morrismmlaw at yahoo.com       ICQ : 6380626
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