Is ddr2 ddr3 same size as motherboard says takes both Tags: Memory DDR2 DDR3 Motherboards Last response: September 19, 2009 6:04 PM in Memory Share Anonymous a b } Memory a b V Motherboard September 19, 2009 5:37:08 PM ide like to know if ddr2 & ddr3 run in same slot? More about : ddr2 ddr3 size motherboard takes mikrev007 September 19, 2009 5:56:02 PM They don't. If your board can take both, you probably have 2xDDR2 and 2xDDR3. And both cannot be used at the same time. Anonymous a b } Memory a b V Motherboard September 19, 2009 6:04:18 PM mine all samsung ddr 800 Can't find your answer ? Ask ! Publish Related resources SolvedP43- Both DDR2 and DDR3 at same time? Forum Using both 667 & 800 ddr2 ram on same motherboard??? Forum Everest Says Motherboard Supports DDR2 / DDR3 But Different key Notch Forum Can a ddr2 ram work with a ddr3 ram on same motherboard Forum More resources Read discussions in other Memory categories Compatibility DDR2 DDR3 Dual Channel RAM Corsair G.SKILL !