GMKtec
GMKtec NucBox G3 Plus – Best for Home Server Builders
Intel Processor N150 (Twin Lake, 4 cores / 4 threads, up to 3.6 GHz, 6 MB cache, 6W TDP)
16GB DDR4-3200 SO-DIMM (1×16GB, 1 slot, up to 32GB)
512GB M.2 2280 PCIe 3.0 NVMe SSD (plus M.2 expansion slots)
$247