CPU Type : Intel Xeon Scalable Family Generation 2 processors (x2xx) ChipSet : Intel C621 CPU Socket : N/A CPU No : 2 RAM Support (max) : 128 GB RAM Slots : 16 RAM Type : HPE SmartMemory or DDR4 Load Reduced (LRDIMM), or Registered (RDIMM) HDD bays : up to two (2) small form factor (SFF) or 4 ultra form factor (uFF) hot plug drive bays Internal Storage (max) : Two drives bays for SFF HPE Smart Drives.  Capacities dependent on drive size selected. On board network : depending on Model Expansion slots : Two (2) I/O expansion mezzanine slots: x16 PCIe 3.0 Type A (supports Type A mezzanine cards), x16 PCIe 3.0 Type B (supports Type A and Type B mezzanine cards Internal Raid Controllers : HPE Smart Array P204i-b SR Gen10 (4 Internal Lanes/1GB Cache) 12G SAS Modular Controller 804367-B21, HPE Smart Array P408e-m SR Gen10 (8 External Lanes/2GB Cache) 12G SAS Mezzanine Controller 804381-B21, HPE FIO Enable Smart Array SW RAID 784308-B21, HPE Special Enablement Kits 873373-B21

CPU Type : AMD Opteron 6300 Series ChipSet : AMD SR5690 and SP5100 CPU Socket : G34 CPU No : 2 RAM Support (max) : Maximum (LRDIMM) 512GB (16 x 32GB) at 1333MHz, Maximum (RDIMM) 256GB (16 x 16GB) up to 1600MHz RAM Slots : 16 RAM Type : PE SmartMemory DDR3 Load Reduced (LRDIMM) or Registered (RDIMM) HDD bays : Two (2) small form factor (SFF) hot plug drive bays Internal Storage (max) : 3.2 TB On board network : One (1) FlexibleLOM connector for one dual-port FlexibleLOM, Expansion slots : 2 x mezzanine I/O expansion slots, One (1) 10/100 Mbps port for the HPE iLO 4 On System Management Chipset, One (1) 10/100 Mbps port for the HPE iLO 4 to Onboard Administrator link. The Onboard Administrator (with 10/100/1000 Mbps) to BladeSystem link is 1Gbps. Internal Raid Controllers : HPE Smart Array P220i Controller with 512MB FBWC