Manufacturer ASRock Rack Part Number EPYC3251D4I-2T CPU AMD EPYC 3251 Processor 2.5 - 3.1 GHz 8 Cores / 16 Threads 16MB L3 Cache Chipset SoC Memory 4 x DDR4 DIMM Slots Supports up to 256GB ECC UDIMM/RDIMM Dual Channel 2133/2400/2666 MHz Video ASPEED AST2500 Storage Technology 2 x SATA3 6.0 Gb/s Ports 4 x SATA3 6.0 Gb/s Ports from OCulink M.2 slot: SATA or PCI-E 3.0 x4 Connectivity 2 x Intel X550-AT2 10G LAN Supports Wake-On-LAN Supports Energy Efficient Ethernet 802.3az Supports Teaming Function Supports PXE LAN1 Supports NCSI 1 x Realtek RTL8211E Dedicated IPMI Expansion Slots 1 x PCI-E 3.0 x16 slot Power 8-Pin ATX Power Connector (Supports 12V DC-IN) 4-Pin ATX Power Connector Rear I/O 1 x UID Button/UID LED 1 x VGA 1 x RJ45 Dedicated IPMI 2 x USB 3.1 (Gen1) 2 x RJ45 10G LAN Onboard I/O Headers 1 x COM header 1 x 14-Pin TPM header 1 x IPMB header 1 x CPU Fan header 2 x System Fan header 1 x USB 3.1 (Gen1) header (supports up to 2 ports) 1 x PSU SMB header 1 x 4-Pin SATA Power Connector 1 x SGPIO header 1 x Clear CMOS (short pad) Form Factor Mini-ITX 170 x 170mm 6.7" x 6.7" (in inches) Environmental Operating Temperature: 0°C to 35°C (32°F to 95°F) Non-Operating Temperature: -40°C to 70°C (-40°F to 158°F) Warranty 1-Year Manufacturer's Limited Warranty