What are the top differences between DDR4 and DDR5?

What are the top differences between DDR4 and DDR5? ddr4 and ddr5 same slot Despite the similar physical size and shape of RAM generations, compatibility differs Attempting to insert DDR4 RAM into a server motherboard ddr4 in ddr5 slot In theory, yes, you can mix different sizes of memory as long as they are the same type and the motherboard supports the

ddr4 in ddr5 slot To be clear, DDR5 is not backward compatible with DDR4 because it uses a different DIMM slot DDR4 and DDR5 Alder Lake motherboards will be

ddr4 slot So my two DDR4 RAM which are same in everything, used to work Or maybe there's some crud on the contacts of either the ram sticks or the slot  Regarding the number of pins on each module, both DDR4 and DDR5 use the same 288-pin layout, but the notch is placed differently This is a