Onboard m2 slot or pcie m2 expantion card? which is faster?

Problems With USB PCI Express Slot Expansion Card Install pcie expansion slot
➡️【Mk.com】✅भारत में सर्वश्रेष्ठ लाइव डीलर कैसीनो✅यहां आप अपने पसंदीदा ✅पोकर, रूलेट, लाइव कैसीनो ब्लैकजैक और अधिक गेम खेल सकते हैं! ✅  LaCie makes several expansion cards that use this connector The difference between the normal 32 bit PCI slot and PCI X is the medium-length slot on the left pcie 20 x1 slot PCIe x16 Gen5 expansion backplane · 5x PCIe x16 Gen slots · 1x PCIe x16 Gen target slot · Optional bifurcation to support two PCIe x16

pcie slot x16 Anyone using PCIe expansion on a Mac Studio? Thread I don't have one but I doubt the enclosure has a 700MBs cap on each PCI slot