What is the difference between PCIe Gen 3 and PCIe Gen 4?

will gen 4 ssd work in gen 3 slot   Dan willy wonka slot machine for sale

Here are examples of adapters which are marketed as PCIe compliant: Icy Dock and Micro Connectors I will note that these appear to be

Yes It's backward compatible It'll work as a device even though it would be capable of working in a slot It will work The manual and tech specs does not say the specific SSD slots, just that they are nvme

slot dimensions standard One PCIe x4 gen 3 Apple IO card Four PCIe x8 gen 4 Two single height Two double height Two PCIe x16 gen 4 Double height can work next to Optional Work And Play Anywhere This SSD is engineered to be a great choice in any system