On my rig which has a gtx1060 with a couple AMD cards, claymore cryptonote does not see the nvidia cards.
The claymore ethminer sees them all as expected.
This is on win 10.
I am launching with...
GPU_FORCE_64BIT_PTR 1
GPU_MAX_HEAP_SIZE 100
GPU_USE_SYNC_OBJECTS 1
GPU_MAX_ALLOC_PERCENT 100
GPU_SINGLE_ALLOC_PERCENT 100
NsGpuCNMiner.exe -xpool stratum+tcp://snip -xwal snip -xpsw x
the process sees gpu0 and gpu1 as an amd560 and an amd570(correct) and gives no evidence that it can see the nvidia...
Claymore's CryptoNote AMD GPU Miner v11.2
Here is your answer.