Howdy folks, our subscription shows NC Family VMs as an option, which I've provisioned via acs-engine:
$ az vm list-usage -l southcentralus --query "[].{Resource:name.localizedValue,Limit:limit,CurrentValue:currentValue}" -o table
Resource Limit CurrentValue
-------------------------------- ------- --------------
Availability Sets 2000 4
Total Regional Cores 200 28
Virtual Machines 10000 8
Virtual Machine Scale Sets 2000
Standard Dv2 Family Cores 10 8
Standard D Family Cores 100 2
Standard NC Family Cores 100 18
...
$ az acs create --orchestrator-type=kubernetes --resource-group $RESOURCE_GROUP --name=$CLUSTER_NAME --dns-prefix=$DNS_PREFIX --ssh-key-value=$SSH_KEYFILE --agent-vm-size=Standard_NC6 --location=southcentralus
waiting for AAD role to propagate.done
At least one resource deployment operation failed. Please list deployment operations for details. Please see https://aka.ms/arm-debug for usage details. {
"error": {
"code": "InvalidParameter",
"message": "The value 'Standard_NC6' of parameter 'agentProfile.vmSize' is not allowed. Allowed values are 'Standard_A0, Standard_A1, Standard_A2, Standard_A3, Standard_A4, Standard_A5, Standard_A6, Standard_A7, Standard_A8, Standard_A9, Standard_A10, Standard_A11, Standard_D1, Standard_D2, Standard_D3, Standard_D4, Standard_D11, Standard_D12, Standard_D13, Standard_D14, Standard_D1_v2, Standard_D2_v2, Standard_D3_v2, Standard_D4_v2, Standard_D5_v2, Standard_D11_v2, Standard_D12_v2, Standard_D13_v2, Standard_D14_v2, Standard_G1, Standard_G2, Standard_G3, Standard_G4, Standard_G5, Standard_A1_v2, Standard_A2_v2, Standard_A2m_v2, Standard_A4_v2, Standard_A4m_v2, Standard_A8_v2, Standard_A8m_v2, Standard_D15_v2, Standard_F1, Standard_F16, Standard_F2, Standard_F4, Standard_F8, Standard_H16, Standard_H16m, Standard_H16mr, Standard_H16r, Standard_H8, Standard_H8m, Standard_DS1, Standard_DS2, Standard_DS3, Standard_DS4, Standard_DS11, Standard_DS12, Standard_DS13, Standard_DS14, Standard_GS1, Standard_GS2, Standard_GS3, Standard_GS4, Standard_GS5, Standard_DS1_v2, Standard_DS2_v2, Standard_DS3_v2, Standard_DS4_v2, Standard_DS5_v2, Standard_DS11_v2, Standard_DS12_v2, Standard_DS13_v2, Standard_DS14_v2, Standard_DS15_v2, Standard_F16s, Standard_F1s, Standard_F2s, Standard_F4s, Standard_F8s'."
}