Hi IC,

> My Intel graphics drivers are up to date and I played with the number of processors from
> 1 to 4. Strange graphics performance every time.

Then it's possible that it's actually the latest driver that has the problem in it and you may need to install a slightly older version of the driver instead until the latest one is fixed.

Did the previous v3 beta work ok for you or was this one the first v3 beta that you had tried?

- Michael