[Cube] SDRAM 100 or 133 ???

[alaain at wanadoo.fr]

Hello everyone,

On my cube I actually have  got 3 SDRAM 128 PC 100.
I found 3 SDRAM 512 PC 133,
  is there somebody to tell me
if the PC 133 works well as the seller told me,
or if it's better to
install the  PC 100  ?