Table 50. Expansion card riser configurations (continued)Configurations Expansion cardrisers PCIe Slots Form factor Controllingprocessor Slot's electricalbandwidth/physicalconnectorR2A 3 Low profile Processor 1 PCIe Gen4 x16 (x16connector)6 Low profile Processor 2 PCIe Gen4 x16 (x16connector)R3B 4 Full height Processor 2 PCIe Gen4 x8 (x16connector)5 Full height Processor 2 PCIe Gen4 x8 (x16connector)R4B 7 Full height Processor 2 PCIe Gen4 x8 (x16connector)8 Full height Processor 2 PCIe Gen4 x8 (x16connector)Config2. 4 x8 FH(Gen5) + 2x 8FH + 2x16 LPR1Q 1 Full height Processor 1 PCIe Gen5 x8 (x16connector)2 Full height Processor 1 PCIe Gen5 x8 (x16connector)R2A 3 Low profile Processor 1 PCIe Gen4 x16 (x16connector)6 Low profile Processor 2 PCIe Gen4 x16 (x16connector)R3B 4 Full height Processor 2 PCIe Gen4 x8 (x16connector)5 Full height Processor 2 PCIe Gen4 x8 (x16connector)R4Q 7 Full height Processor 2 PCIe Gen5 x8 (x16connector)8 Full height Processor 2 PCIe Gen5 x8 (x16connector)Config3-1. 2 x16 LP +2 x8 FH + 2 x16 FH(Gen5)R1P 2 Full height Processor 1 PCIe Gen5 x16 (x16connector)R2A 3 Low profile Processor 1 PCIe Gen4 x16 (x16connector)6 Low profile Processor 2 PCIe Gen4 x16 (x16connector)R3B 4 Full height Processor 2 PCIe Gen4 x8 (x16connector)5 Full height Processor 2 PCIe Gen4 x8 (x16connector)R4P 7 Full height Processor 2 PCIe Gen5 x16 (x16connector)Config3-2. 2 x16 LP +2 x8 FH + 2 x16 DW(Gen5)R1P 2 Full height (DW) Processor 1 PCIe Gen5 x16 (x16connector)R2A 3 Low profile Processor 1 PCIe Gen4 x16 (x16connector)Installing and removing system components 123