WINDOWS 7 x64 with SW2010 SP4.0 SLOOOOOOOW Renders

Hi Guys,

comp spec;

AMD PhenomII X61090T (6 CORES x 3.2GHz)

8GB 1600MHz Dominator RAM

ATI FireGL V3350 256MB

WINDOWS 7 x64 Pro

All software and hardware updated on 02.12.10

Rendering a 316 st/st cube with 4 holes in Photoworks2010S.P4.0.

On my previous setup this would take approx 5 mins (WinXPx32)

On my current setup it takes 25 mins!!! WTF!

Any ideas folks?

Thanks

SolidworksAdministration