Re: Dragonfly and Hyperthreading....

[Jonathan Fosburgh <jonathan@xxxxxxxxxxxx>]

On Monday 21 February 2005 06:16 pm, Matthew Dillon wrote:

>
>     POWER4 at least is a multi-core design, not an HT design, which is why
>     it works a whole lot better :-)
>
And POWER5 has SMT, designed into the chip, in addition to multi-core.  You 
need AIX5.3 for it.  I don't think it's available for Linux or for AIX 5.2.  
(5.2 requires a maintenance level to run on the Power5, but this is drifting 
OT).