I have a machine running v10.5 that I just installed an RX570 and 580 card in. At start it says it sees two cards then only uses one of them. Here are the log messages what is wrong?  No conflicts in Device Manager on Win 10-64.

15:21:49:886   1404   ÉÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍ»
15:21:49:887   1404   º     Claymore's Dual ETH + DCR/SC/LBC/PASC GPU Miner v10.5      º
15:21:49:887   1404   ÈÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍͼ
15:21:49:888   1404   
15:21:49:889   1404   b457
15:21:50:091   1404   ETH: 5 pools are specified
15:21:50:092   1404   Main Ethereum pool is eth-us-west1.nanopool.org:9999
15:21:50:093   1404   DCR: 0 pool is specified
15:21:50:530   1404   OpenCL platform: NVIDIA CUDA
15:21:50:531   1404   OpenCL platform: AMD Accelerated Parallel Processing
15:21:50:533   1404   OpenCL initializing...

15:21:50:533   1404   AMD Cards available: 2
15:21:50:534   1404   GPU #0: Ellesmere (Radeon RX 570 Series), 4096 MB available, 32 compute units (pci bus 1:0:0)
15:21:50:535   1404   GPU #0 recognized as Radeon RX 470/570
15:21:50:535   1404   POOL/SOLO version
15:21:50:536   1404   Platform: Windows
15:21:50:564   1404   start building OpenCL program for GPU 0...
15:21:50:755   1404   done
15:21:50:994   1404   GPU #0: algorithm ASM
15:21:50:996   1404   Total cards: 1