Meet the Intel Grass Canyon NUC: a compact mini PC with a quad-core processor that can run your favorite apps. It runs Windows 10 and has built-in WiFi, Bluetooth, HDMI, and wireless display capabilities. You get 2 GB of RAM and 32 GB of on-board storage. The machine has room for a 2.5″ SSD or HDD. You also get 4 x USB 3.0 ports.
This particular model comes with an Intel Braswell Pentium N3700 inside. It also has Intel HD Graphics. Sets you back under $255.