3 Limitations of the ThinkCentre M930q

No PCIe expansion slots The M930q lacks any PCIe slots, so you cannot add a discrete GPU or internal expansion cards.

Only one M.2 slot With just a single M.2 slot for storage, your upgrade options are severely limited.

One 2.5-inch bay The single 2.5-inch bay is the only other internal storage option, leaving no room for additional drives or upgrades.