type of memory ddr2

nikospc

Distinguished
Nov 5, 2013
287
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Hello ,
I have 1 2gb ddr2 at 399mghz on my motherboard, if i place another one,,thats is supported my my m/b, but different mghz, will it be ok??so can have 4gb of ram????? i mean,,,,,,,ill still have this 339mghz memory card, and i want to place another one with diferrent mghz,,,,,,, its ok?