What combinaton would you prefer?
Trace Elliot GP12SMX head (280 w rms 580 w peak, newer, fan coled version with the infamous "bi-polar bear" stages, which could be a source of problem as far as I know) comes with a stack of 1048H and 1048 cabs. (Both cabs are 300 w on 8 Ohm)
or
Trace Elliot...