Both wallets tested to mine blocks.

Dont waste your time with 32bit. It is there only for low end computers.
If want solo, try 64bit wallet, more faster anyway.
please report your results.

RX480 @ 750 h/s using Claymore's GPU miner out of the box.

Same here. Installed new wallet from scratch. Won't download the chain.

yeah but the mining is killing it, maybe the dev can change the algorith so it can be not user friendly for dual mining, dual mining is really a plague it kill every coin on where it pose