It was mentioned in this forum that the following NUC systems support SGX:
OEM Name: Intel NUC Mini PC kit
Model : NUC6I5SYH/ NUC6I5SYK/ NUC6I3S
1. Does the BIOS of these systems support SGX?
Yes. Download the BIOS from the link https://downloadcenter.intel.com/download/26137/Intel-Software-Guard-Extensions-Software-for-Intel-N...
2. Do those system support SGX version 2, or just SGX 1?
Currently It support SGX Version 1.