I don't know how to answer you since I don't really understand the layout you want to use... But here is the plan I did for my fixture which might guide you on what you want to use. There is 6 EBs in series * 4 in parallel https://i.imgur.com/hKTVg75.png Can you draw the plan you were think about ? ...

Yes that combo would work, but you'd be able to put 5 strips in series on that driver. Do you think I need a heatsink? That particular LED strips needs a heatsink, you can also check the temps LED-TECH has provided : about 53°C with one of their 50cm Coverline aluminium profile. Since that strip do...