Such an interesting case.
There are two strap Crucial Ballistix DDR3 with built-in XMP: 1600 8-8-8-24 voltage 1.5
Put 10-10-10-24 2400, the voltage does not change
ma97 r2.0 mother.
In stresstest RAM is behaving normally, but in games of hell begins to bask R9 290 to 85 gr. with 70% of turnover. This was not to disperse the memory. Visible issues/artefacts/no lag.
How memory affects the load of the graphics card?