actually, I stuck a 64mb PC66 stick in it, it booted right up, but it beeped with an error saying it expected PC100 and can not work with this, system halted.
Here is what it says on the chip:
MT8LSDT3264HG-10EB1
PC100-222-620
256mb, synch, 100mhz, CL2
it works just fine in my pismo. I...