DellDell PowerEdge R310 Technical Guide 5712 I/O Slots12.1 OverviewTable 19. PCIe Slot SpecificationSlotConnectorRoutinglanes Technology Silkscreen Height LengthSlot1 X16 X8 PCIe 2.0 (5GT/s) SLOT1 PCIE_G2_x8 Full height Half lengthSlot2 X8 X8 PCIe 2.0 (5GT/s) SLOT2 PCIE_G2_x8 Full height Half length12.2 Quantities and PrioritiesTable 20. I/O Slots Quantities and PrioritiesCategory Card Priority Description Width MaximumCardsSlotPriorityInternalControllers100 PERC S300 Modular x4 Gen1 1 Slot 3200 SAS 6/iR Modular x4 Gen1 1 Slot 3300 PERC H700 Adapter x8 Gen2 1 Slot 2300 PERC H700 Adapter NV RAM x8 Gen2 1 Slot 2400 PERC H200 Adapter x8 Gen2 1 Slot 2ExternalControllers500 PERC H800 512MB Adapter x8 Gen2 2 Slot 1, 2500 PERC H800 512MB Adapter NVRAM x8 Gen2 2 Slot 1, 2600 6Gbps SAS HBA x8 Gen2 2 Slot 1, 2FC HBAs800 QLE2562 FC8 Dual Channel HBA x8 Gen1 2 Slot 1, 2900 LPe12002 FC8 Dual Channel HBA x8 Gen1 2 Slot 1, 21000 QLE2560 FC8 Single Channel HBA x8 Gen1 2 Slot 1, 21100 LPe12000 FC8 Single ChannelHBA x8 Gen1 2 Slot 1, 2NICs1200 Intel Gigabit ET Quad Port ServerAdapter x4 Gen2 2 Slot 1, 21300 Intel Gigabit ET Dual Port ServerAdapter x4 Gen2 2 Slot 1, 21400Broadcom NetExtreme II 5709Dual-Port Gb Ethernet TOEServer Adapterx4 Gen1 2 Slot 1, 21500Broadcom NetExtreme II 5709Dual-Port Gb Ethernet TOE/iSCSIOffload Server Adapterx4 Gen1 2 Slot 1, 2