Home / Computers / The ThinkCentre M90q Gen 3 comes with two PCIe 4.0 M.2 slotsComputers Technology ramseeker pcThe ThinkCentre M90q Gen 3 comes with two PCIe 4.0 M.2 slotsTwo M.2 2280 slots, both running PCIe 4.0 x4, give this tiny workstation serious storage headroom. Dual NVMe slots at Gen 4 speeds is generous for a mini PC. Shop computer upgrades on Amazon As an Amazon Associate, Work Notes may earn.Related NotesThe M920q tiny PC can't take a GPU — no x16 slotThe M720q shares the same GPU limitation as its bigger siblingThe M70q Gen 2 has zero expansion slots — integrated graphics onlyThe M730q has a dedicated bay for a 2.5-inch SATA driveThe M920q keeps a 2.5-inch SATA bay for easy storage expansionExploreOne slot takes the DS1823xs+ to 32GBThe DS224+ has no RAM upgrade path at allThe DS420+ adds a slot but barely gets past 2GBThe DS423+ seals non-ECC RAM with no upgrade slotThe DS920+ gives you 12GB total from its hybrid RAM setupPrevious The ThinkCentre M930q offers user-replaceable Wi-Fi 6ENext The TerraMaster F5-422 expands via USB 3.0 expansion units