Dell Precision 3630 mATX motherboards are 15% off on eBay now, down to $38 OBO
- Supports 8th/9th Core i3/i5/i7/i9 and Xeon CPUs (see below)
- 4x DDR4 DIMM Slots up to 3200mhz
- 1x m.2 NVME slot
- 1x PCIe 3.0 x16 slot and 2x PCI3 3.0 x4 slots with open backs
Stock CPU List from Dell Setup and Support manual
More info and eBay links from JDM in the [Build Complete] thread I posted yesterday.