[quote="radiance"]Hi guys,

I'd recommend to check your nvidia control panel settings and make sure SLI is off, remove any SLI bridge connectors and enable physx.
We're changing a few things in the upcoming 2.3 version which should make solve these issues.

Radiance[/quote

thats it, got it now ...

scarecrow2k6 wrote:I'm having the exact same problem as Mojo. Although tested with one Gtx 470 and one Gtx 285 but I think its the same issue.

I have the same Problems too, got anybody a solution???