pcie card on ? :: Hardware and Operating Systems

can i use a pcie 4 0 gpu in a 3 0 slot   Dan can you use ddr5 in ddr4 slot

This would be like similar data rate to if a x32 PCIE slot existed, which we can safely say is overkill for gaming scenarios YMMV (eg

Even though the PCIe 4 slot is backward compatible with the Gen 3 SSD, the fact that you're connecting it to a Gen 4 slot will not increase data Dual Channel DDR5：4*SMD DIMMs with AMD EXPO™ & Intel® XMP Memory Module Support; SuperSpeed Storage：3*PCIe Connectors; EZ-Latch：PCIe x16 Slot

slot bank btn 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 The table above shows how, on the MSI Unify X570, you can have a single GPU at x16 PCIe-Lanes, but two GPUs will then run at x8 PCIe-Lanes With 3 GPUs, two