Key difference between DDR4 and DDR3 RAM

Reminder: DDR4 RAM Won't Fit Into DDR5 Slots and Vice Versa ddr4 and ddr5 same slot I recently build my own PC, with a Z790 motherboard a intel i5 13K Alder Lake and a single 32 gb DDR5 ram stick When trying to install ddr4 sodimm slot DDR5 RAM Sticks Aren't Physically Compatible With DDR4 Slots Given the difference in voltage requirements and other crucial modules, DDR5 RAM

ddr4 vs ddr5 slot DDR5 also has the Same Bank Refresh function , allowing it to refresh one bank per group instead of all banks On-die ECC is