DDR4 ram won't fit into DDR4 motherboard ?!

does ddr5 fit in ddr4 slot   Dan does ddr3 fit in ddr4 slot

An overhead of a laptop motherboard with DDR4 RAM sticks installed and flaring upward The Framework laptop mainboard has RAM slots so you can

Can I use DDR5 on an Intel LGA 1200 or an AMD AM4 socket motherboard? Unfortunately, DDR5 memory won't be supported on these motherboards  So if your motherboard supports DDR4 RAM, you won't be able to insert a DDR3 or DDR5 RAM stick into it and vice versa 2 Supported RAM Capacity

gold 88 slot login Team Blue could finally drop DDR4 RAM in favor of DDR5, and offer more PCIe lanes for components slots connected to the CPU DDR5 RAM is incompatible with DDR4 Sockets So, the current DDR4 Sockets are incompatible with DDR5 RAM This is why