Though Intel sells their NUC motherboards separately, few manufacturers offer passive NUC cases. One of the first was Tranquil PC. We take a look at their compact, passive chassis for the Gigabit i3-based NUC board to see if it manages to offer better thermal performance without a fan."
Any major computer upgrade generally requires a full software reinstall too. No so if you heed the advice in the guide to Upgrading a Motherboard without Reinstalling. PCSTATS Tips