pc1oo pc21oo pc27oo pc?ddr sdram?cl2.5?. i need the spec.information from label on the module ram.can't bid on a item like a memory ram,unless i know that the inform on label is a match to my laptop notebook spec. for memory.also there the slot location too.is it near the end or in near the middle of the ram.can't see it by the two pics.thks