The typical reason for a higher speed DIMM to not work is not the higher speed, but higher density chips found on newer DIMMs. E.g. a DIMM with 4 higher density chips might not work where 8 lower density chips will work.

" wrote:

On Jul 24, 10:54 pm, Grinder wrote:
I can replace a failed PC100 laptop SO-DIMM with a PC133 module, right?
It's the same CAS latency.

Almost always, yes you can.

--
Mike Walsh
West Palm Beach, Florida, U.S.A.