PCI-E NVME in PCI-E performance ardForum

What is the difference between PCIe Gen 3 and PCIe Gen 4? gen 4 ssd in gen 3 slot PCIe Gen 3 , for instance, can handle around 985MBs per lane PCIe Gen 4 , on the other hand, is twice as fast So the genie nights slot Best Prime Day Solid-State Drive Deals This Week* · Samsung 990 Pro 2TB NVMe Gen4 Solid-State Drive — $ · Crucial P3 Plus 2TB M

genie slot BUT you go buy the off brand no name cheaper 1TB Gen 4 NVME for lets say, 70$ (6-7K read