PCIe 4 vs PCIe 3: Do you need Gen 4 in 2020?

We suspected there may be a small performance advantage with high-end parts such as the RTX 3080 and 3090 when using PCIe over ,

PCIe Gen 4 is backward compatible, so a PCIe Gen 4 device connected to a PCIe Gen 3 system will function normally at PCIe Gen 3 speeds That means if you

pcie x1 in x16 slot By itself, PCI-Express x4 seems like plenty of bandwidth, 8 GBs per direction, until you realize that you also need a PCIe Gen capable

pcie slot qrelease 653206-B21 HP DL380p560 Gen8 3 Slot PCI-E Riser Kit => but it only works when you have 2 processors inside ! Than all your 2x HHHL cards will be