Expansion card

PCIE to M2 Adapter Add On Cards SSD PCIE m 2 expansion slot 2 expansion card to add an additional Slot to your PC ATX motherboards have ample slots but if you have a small form factor mATX motherboard (usually m2 pcie slot My SSD connected to my board but speedtest gives me 3Gbs If I buy pcie expansion card can it be faster than onboard slot? Onboard m2 slot or

m2 slot types The motherboard slot #2 shares bandwidth with several PCIe expansion slots When the slot is populated with a PCIe drive, four PCIe expansion