DDR5 memory - Who needs it and why?

check your manual but generally with two sticks A2B2 is what you should be using Exactly this, what if you bought a mobo with only 2 slots?

for that you would @roushrsh​ DDR5 modules do not fit in DDR4 slots and vice versa So it's not possible to use DDR5 in a DDR4 slot

candibet slot No The sticks are physically different DDR4 wont fit in a DDR5 slot and vice versa

candy bar slot machine If you are building a new workstation using DDR5 RAM and your motherboard can facilitate 256GB to 2TB of DDR4 ECC RAM using 8 RAM slots