Quite a lot. Too many people seem to think QI is the final word, and what the programme says is true. Remember, the QI researchers are just that, they are not specialists in any field.
Dang...even with the switch I get very few Gromacs...it's killing me here.
My last Gromac was on Friday I think...since then nothing but little, slow, 400 sized WUs. They take forever....