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ITX H110 Motherboard, Mini ITX H110 Board H110 ITX Mainboard with M.2 Slot DDR4 SO DIMM Slots for LGA 1151 CPU Support 1080P HD Video Output: Motherboards: Amazon.com.au.
Smallest ITX case with one expansion slot? (i.e. M350, etc) | SFF ...
With an ATX motherboard, it’s also easy to get 7-8 expansion slots.