[Nottingham] Spontaneous errors in RAM - How often?

Martin martin at ml1.co.uk
Thu Jul 20 11:34:08 BST 2006

Here's a good question for tonight:

For 1GByte of PC RAM (non-ECC), what is the probability of a bit-flip
due to radiation, cosmic rays, or whatever?

In other words, for very large amounts of PC RAM, how important is it to
use ECC RAM?

Please compute!


Martin Lomas
martin at ml1.co.uk

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