Is DDR4 RAM compatible in a DDR3 RAM slot?

Is DDR4 RAM compatible in a DDR3 RAM slot? ddr3 in ddr4 slot Hi, This video is on How to change the DDR4 Ram of your laptop (Similar Steps for DDR3 ddr3 vs ddr4 slot Namaskar Doston ! Is video me bataya gaya hai ki RAM ke Slot ko dekhkar kaise pata

ddr3 vs ddr4 slot Motherboard: Asus Prime B450M K II; Ram: 16GB DDR4 3200mhz; CPU Cooler: RGB Cooler; SSDNvme: 128GB SSD; Hard Drive: 500GB HDD; Power Supply: 600 Watts 80+

ddr3 in ddr4 slot Is DDR4 RAM compatible in a DDR3 RAM slot? The Question: I'm looking to get a RAM  2X más rápidas velocidades de escritura y lectura 2X mayor Los procesadores AMD AM4-socket cuentan con memoria DDR4 dual-channel