Every home needs an electronics expert, someone who can decide if it makes sense to buy the latest equipments. If you are a gadget freak, our Electronics catalog is your dream destination. System Memory:288-pin DDR4 ECC and non-ECC UDIMMECC support varies by CPU3rd Gen AMD Ryzen Processors up to 3200 MHz2nd Gen AMD Ryzen Processors with Radeon Graphics up to 2666 MHzExpansion Slot:SLOT6 Latch PCIe x16 PCIe 4.0 x16 [CPU], auto switch to PCIe4.0 x8 when SLOT4 is occupiedSupports PCIe3.0 x8 when using 2nd Gen AMD Ryzen Processors with Radeon GraphicsSLOT4 Open-end PCIe x8 PCIe 4.0 x8 [CPU]Disabled when using 2nd Gen AMD Ryzen Processors with Radeon GraphicsSLOT5 PCIe 4.0 x1Supports PCIe3.0 when using 2nd Gen AMD Ryzen Processors with Radeon Graphics1 M-key PCIe4.0 x4 or SATA 6Gb/s ; Form factor 22110/2280/2260/2242 [CPU]1 M-key PCIe4.0 x4 or SATA 6Gb/s ; Form factor 2280/2260/2242 [X570]Storage:X570 12 SATA 6Gb/s, support RAID 0/1/10 8 SATA 7-pin connectors, including 1 support SATA DOM4 SATA via optional M2-HD M.2 deviceEthernet:2 RJ45 10GbE by Intel X550-AT22 RJ45 1GbE by Intel i210Management:ASPEED AST2500 -IPMI Intelligent Platform Management Interface 2.01 x Realtek RTL8211E for dedicated management GLANFan TachometerQuiet Fan Allow Chassis Fan Speed Auto-Adjust by CPU Temperature Fan Multi-Speed ControlSpecificationsCPU: Supports 3rd Gen AMD Ryzen Processors and 2nd Gen AMD Ryzen Processors with Radeon GraphicsSocket: AM4 PGA 1331Power Design: 105WChipset: AMD X570Capacity: 4 DIMM slots 2DPC BMC Controller: ASPEED AST2500 : IPMI Intelligent Platform Management Interface 2.0IPMI Dedicated GLAN: 1 x Realtek RTL8211E for dedicated management GLANHDMI: 1VGA Port: 1USB 3.2 Gen2 Port: 2Lan Port: 2 RJ45 1GbE , 2 RJ45 10GbE Dedicate LAN: 1Serial Port: 1UID Button/UID LED: 1Front Lan LED Connector: 1 for LAN3/LAN4Auxiliary Panel Header: 1 18-pin : chassis intrusion, system fault LED, LAN1/LAN2 activity LED, locate, SMBusTR1 Header: 1TPM Header: 1 17-pin, LPC , 1 13-pin, SPI IPMB Header: 1VGA Header: 1PMBus CONN: 1Buzzer: 1Fan Header: 3 6-pin , 3 4-pin Front Panel: 1 9-pin power switch, reset switch, system power LED, HDD activity LEDSpeaker Header: 1BMC_SMB Header: 1Power Connector: 1 ATX main power 24-pin , 1 ATX 12V 8-pin Standby PWR LED 5vsb: 1BIOS Type: 32MB AMI UEFI Legal BIOSBIOS Features: Plug and Play PnP , ACPI 2.0 Compliance Wake Up Events, SMBIOS 2.8.0 Support, ASRock Rack Instant FlashTemperature: CPU/ DRAM/ MB/ Card Side/ 10G LAN/X570 temperature sensing