On 2006-01-12, Steve Greatbanks <steve_greatbanks@hotmail.com> wrote:
>
> "Mike" <mikee@mikee.ath.cx> wrote in message
> news:qxzxf.161$M95.105@fe04.lga...
>> What's the difference between a p550 and a p550Q?
>
> The "Q" means Quad core, so in either of the processor slots you can put 4
> processor cores (on the same die).
> So you can put 8 cores into a 4RU box, which is a pretty impressive density.
> The cores run at 1.5GHz so are
> clocked a fair bit slower than the fastest dual core CPUs (1.9GHz for the
> Power5+).
> Not sure why IBM have this on the "Entry Level Systems" page though. It's
> certainly not an entry level device.
>
>

Thanks, that's just what I needed.