how to check dimm slots in linux

I can fill the blue DIMM slots to capacity using the RAM recommended from the respective motherboard webpages with no stability issues, but as

D I M M 8 D I M M 9 CPU0 CPU1 D D I M M 1 1 IMM 1 0 D I M M 1 2 D I M M 1 3 D I M M 1 4 D I M M 1 5 PCIE PCIE REAR PCIE SLOT x16 REAR PCIE SLOT x8 MIDDLE

dimm slot This is a DDR2 Dimm Slot Model created with Solid Works

dimm 2 slot Generally speaking any two DIMM slots will function, but since most motherboards nowadays use daisy chain design for memory slots and dual