Does DDR3DDR2 RAM Work on DDR4 Motherboard?

DDR3 vs DDR4 RAM: Key Differences Explained ddr4 in ddr3 slot DDR4 DDR4 3200 DDR4 2933 DDR4 2667 DDR4 2666 DDR4 2400 DDR4 2133 DDR3 DDR3 2133 slot line_back ALL FILTERS SATA 6Gbs RESET 10 x SATA 6Gb ddr4 slot vs ddr5 A motherboard with DDR4 slots cannot use DDR3, and you can't put DDR4 into a DDR3 slot But let's dig into the differences a bit more 4

ddr4 sodimm slot CPU Socket All, SP6, SP5, SP3, G34, FT3, C32, AM5, AM3+ Socket Count All, 1P DDR4, DDR3 Memory Channels All, 12, 8, 6, 2 System Memory Specification