> > > iirc a typical 1U fan dissipates up to ~3W, but that's only when running > > full on (screaming 14krpm...). not to mention the wide availability of > > simple 4-system-in-2u chassis (more efficient fans). > > i don't have any empirical evidence only 2nd hand information from > when i was an employee at Appro. We did some serious system power > tuning for some large customers who had very stringent power > requirements. but in any case i think your power numbers are on the > low side for auxiliary power draw in a system. > >
I'd agree. Most of our fans are 3 to 5amps @ 12V... which makes their max power draw between 36 and 60W. BUT if you are cooling the cpu/dimms via some other means then they won't be at full power. -- Dr Stuart Midgley sdm...@sdm900.com
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