How to determine from command line if NVMe slot is gen 3 or gen 4?

Does any PCIe slot support NVMe SSD's automatically or do I need will gen 4 nvme work in gen 3 slot
➡️【Mk.com】✅भारत में सर्वश्रेष्ठ लाइव डीलर कैसीनो✅यहां आप अपने पसंदीदा ✅पोकर, रूलेट, लाइव कैसीनो ब्लैकजैक और अधिक गेम खेल सकते हैं! ✅  Will it Work on my LaptopDesktop PC? Choosing the Right Capacity; MLC Vs However, a Gen4 SSD in a Gen3 slot will be capped at Gen3 speeds Reply william hill irish lottery I have mine in the M2_1 slot and the Samsung 980 pro worked right away I had a WD black in M2_1 slot and sometimes it booted at Gen3 x4 and

william hill bonus slot Questions about buying a gen 4 SSD NVMe for your Gen 3 laptop? Gen 3 or Gen 4 SSD is