Can we install DDR3 and DDR4 RAM in DDR2 RAM Slot

Ram Slots 1 3 Vs 2 4 Which Slot Order to Fill First? Clear ddr3 slot CPU Socket All, SP6, SP5, SP3, G34, FT3, C32, AM5, AM3+ Socket Count All, 1P DDR3 Memory Channels All, 12, 8, 6, 2 System Memory Specification All, Up ddr3 vs ddr4 slot The socket features module support towers and extractors designed to support and hold the module in the mated position, and a card slot which contains a

ddr3 in ddr4 slot ddr3 memory Ive heard ddr3 dosent work on ddr4 No, you can't use DDR3 on a board that has DDR4 memory slots only