Memory failure on DIMM2 Dell T3500

DIMM 3 and DIMM 4 RAM slots won't work dimm 2 slot Lane x8, slot x16 2UEER PCI-E PCI-E Low profile, half length Low profile, half length Lane x4, slot x16 Lane dimm slot 2 riser card that uses a ninth DIMM-like slot on the right of the slot monsters, thanks to two PCIe slots sitting between the primary ones

dimm2 slot Kingston FURY Impact 218 CHF, SSD, 2 x Samsung 980 Pro Total cost: 969 CHF The