How to mine Monero (XMR) on RX Vega without hashrate drop

Example miner commands:

cast_xmr-vega –opencl 1 -G 0,1 -S xmr-eu.dwarfpool.com:8050 -I 9 -u your_xmr_wallet.your_worker %*

cast_xmr-vega –opencl 1 -G 0,1 –nicehash -S cryptonight.eu.nicehash.com:3355 -I 9 -u your_btc_wallet.your_worker %*

AMD Blockchain Driver

http://support.amd.com/en-us/kb-articles/Pages/Radeon-Software-Crimson-ReLive-Edition-Beta-for-Blockchain-Compute-Release-Notes.aspx

Cast XMR miner

https://bitcointalk.org/index.php?topic=2256917.0;all