Expansion is limited to a pair of DDR3 SO-DIMM slots (16GB max), one full-size mini PCIe slot that supports mSATA SSD drives and one half-size mini PCIe slot that's perfect for WiFi and Bluetooth.

ENGADGET: Intel NUC review: a little desktop PC that holds big promise

Announced last month, the new Drobo 5D and Drobo Mini with Thunderbolt, USB 3.0, and SSD acceleration are now available for pre-orders from select partners and our very own online DroboStore.

ENGADGET: Thunderbolt-equipped Drobo 5D and Drobo Mini storage devices now up for pre-order

Carrying a 4 x 4-inch form factor between a Raspberry Pi and mini-ITX board, it'll be equipped with a Core i3 Ivy Bridge processor, HD 4000 graphics, two SoDIMM sockets, an mSATA slot for an SSD drive, three USB ports, one HDMI port and a mini-PCI slot for wireless connectivity.

ENGADGET: Intel's Core i3 NUC mini-boards set to hit market in October, power up hobbyists and OEMs