Re: POWER vs Intel for DB loads

On Thu, Aug 8, 2013 at 9:33 AM, Rich Jesse <rjoralist2_at_society.servebeer.com
> wrote:

> Hey all,
>
> We're currently running our production 11.2 DBs on POWER6 (P550) and will
> be
> replacing the server soon. From what I've been able to gather, the raw
> single-threaded "throughput" improvement in the POWER7+ (P750) is around
> 25%-30%. Yes, I'm fully aware of the fallacies of marketing numbers.
>
> One of my concerns with staying with POWER is the per-core licensing cost
> of
> the DB. I'm looking to (hopefully) double the number of cores for the new
> server, so of course, I'd like to see how a set of Intel Xeons (model TBD)
> under Oracle Linux could compare.
>
> I understand that until we have the hardware here for me to actually apply
> our workloads, I won't really know. But timelines being what they are,
> there is no time for trials, so we need to make our best informed decision
> now. One caveat is that the vast majority of our workload is (for now)
> concurrent single-threaded transactions, both on the DB and the app server.
> I would think that we should benefit more from CPUs with faster cores
> instead of more cores, considering economics (licensing) as part of
> queueing
> (thanks, Cary!).
>
> Summary: Single-threaded DB performance of POWER7+ vs Intel Xeon?
>
> Sorry that there's a ton of info from the decision-making process that's
> missing here. I don't think many would appreciate a 200KB post... :)
>
> Thanks!
> Rich
>
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>

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