Asus has rescued Intel’s Next Unit of Computing (NUC) series of tiny desktops from the grave, and the gaming-branded ROG NUC caught some serious eyeballs at CES back in January. But Asus isn’t a charity and based on the first retail listings of the Intel- and Nvidia-powered machine spotted in Europe, it’s going to demand a high price. Listings for the “Asus Nuc 14 ROG” on the ProShop retailer in Germany and Finland price the machine at 2,499 Euro while the Danish version of the same shop have it at a roughly equivalent 18,659 Kroner. At today’s exchange rate, that’s equal to approximately $2,7…