What does the X4 mean in an PCIe Gen X4 NVME drive?

What does the X4 mean in an PCIe Gen X4 NVME drive? m 2 4 0 in 3 0 slot
➡️【Mk.com】✅Online real money casino in India✅High security, best games reviewed and selected by experienced people, get paid in just minutes and days✅  So, the PCIe or third-generation card will function when installed in a PCIe or second-generation slot as the PCIe standard is such that it is both m2 nvme slot 2 slots — supporting both PCIe and — that allow you to expand your system with high-performance SSD storage Designed for the latest generation of NVMe

m2 nvme slot 2 socket on my Z390 motherboard Yes I'm getting a Gen 4 but its for futureproofing, In the near future I'll most definitely have a system

m2_1 slot 2 Is PCIe a bottleneck? Depends on the It'll surely be a bottleneck if you're using a PCIe or card in a PCIe slot  The Wi-Fi card is keyed for slots A and E, so it fits in the left slot with no problems The Intel SSD is keyed for slots B and M, so it fits in