PCIe x1 x4 cards in x16 slot

x4 slot   Dan x4d slot

x4 gpu slot with pci express version 3 versus x16 gpu slot with pcie 4 , Tested with Radeon rx

* The PCIEX4 slot shares bandwidth with the M2P connector The PCIEX4 slot operates at up to x2 mode when a PCIe SSD is installed in the M2P x4 slots, along with Thunderbolt 4, HDMI FRL, UHS-II SD card slot, and 100W PD fast charging for its 80Wh battery slot; Others

slot voor elektrische step PCIe Gen4 x4 Slot to SFF-8644 Passive Adapter Part #:, PCI-AD-x444-04-G4 Description: Gen4 PCIe x4 slot – SFF-8644 Passive Adapter Minimum Quantity: 1 List NVIDIA SLI requires at minimum PCIE x8 to each GPU Otherwise, motherboards with x16 CPU x4 chipset get AMD CrossFire only mopardude87 said