Riser with Three PCIe Gen3 slots 1 x16 FH 1 x8 FH

Your PCIe card will run at the lowest generation present So if you put a PCIe card in a PCIe slot, you'll get PCIe performance

PCIE CARD,DUAL PORT 1040GBPS QSFP+ PCIE-3 X8 101315501, PCIE CARD,ETHERNET PCIE CARD,HCA CONNECTX-4 VPI DUAL PORT QSFP EDR IB 100GBS PCIE-3 X16

pcie slot length As with previous generations, the standard simply doubles the speed that the PCIe slot runs at It now provides about 2GBs per lane

pciex16 slot configuration I'm running an rtx 3080 which is a pcie4 card on a motherboard with a pcie3 slot and the performance is excellent Like Reactions: AleXXX666