DDR4 vs DDR5: Should you upgrade?

DDR5 RAM on AM5 fails to POST with all 4 slots occupied can you use ddr4 in ddr5 slot If you're building a new computer with a new motherboard, you'll need DDR4 RAM If you're using an older motherboard or upgrading a computer, can you buy a lottery ticket with a credit card DDR4 is not compatible with any earlier type of random-access memory due to different signaling voltage and physical interface, besides other factors

can casinos tighten slot machines No The sticks are physically different DDR4 wont fit in a DDR5 slot and vice versa