Difference between DDR3 and DDR4

how to install ddr3 ram in your motherboard ddr3 in ddr4 slot 2X más rápidas velocidades de escritura y lectura 2X mayor Los procesadores AMD AM4-socket cuentan con memoria DDR4 dual-channel ddr3 slot No There are some, for Skylake only, that support *either* DDR3 or DDR4 RAM But, there's a huge catch: It has to be DDR3L

ddr3 in ddr4 slot DDR3 ya DDR4 RAM ka kya matlab hai? aur inme se kaunsi acchi DDR3, DDR4