[mdlug] ECC RAM failure data - jre

[Jeff Hanson]

On Thu, Feb 26, 2009 at 12:04 PM, Dan Pritts <danno at umich.edu> wrote:
> On Thu, Feb 26, 2009 at 03:25:48AM -0800, john_re wrote:
>> Do you use ECC RAM? Do you have any data about failure rates?
>
> Most servers use ECC memory.  to me it seems like a wise investment.
> I don't use it on desktops, nor do i use it on my home server (just
> a desktop motherboard in a tower case).
>
> it's unfortunately a lot more expensive.  most peoples' pcs don't
> crash because of it, so manufacturers aren't motivated to spend the
> extra money; if everybody did it would be a minor investment but
> without the economies of scale it adds a lot to the cost of a
> motherboard and the memory.

Only a lot more expensive if it's fully buffered.  The KVR800D2E5K2/4G
were only $45 compared to similar non-ECC RAM that was $40.