How would it know if you haven't changed your RAM?
Consider that using the same settings with different parts might lead to subtle instability, not a full on-boot crash.
Consider that using the same settings with different parts might lead to subtle instability, not a full on-boot crash.
DDR5 tops out somewhere around 8 Gigahertz clock speed, which means the data signals travel 3 centimeters before the next clock signal arrives. At those time scales it means you're going to have to align those data signals down to the micrometer if you want them to be properly received.