DFI ERX810-C741 Server Motherboard

5th/4th Gen Intel® Xeon® Scalable Family | Server-grade

Key Features

Processor Support: Dual LGA 4677 sockets for 5th and 4th Generation Intel® Xeon® Scalable Processors.
Memory: 16 DDR5 ECC-RDIMM slots supporting up to 1024GB at speeds up to 5600MHz.
Expansion: Multiple expansion slots including 4x PCI Express (PCIe) x16 (Gen 5), 2x PCIe x8 (Gen5), and 1x M.2 M key 2280 slot.
Networking: 4x Intel® Gigabit Ethernet (GbE) ports and 1x Dedicated IPMI LAN port.
Storage: 4x SATA 3.0 ports with RAID 0/1/5/10 support.
I/O: Rich I/O including multiple USB 3.2 Gen1 and USB 2.0 ports, DisplayPort (DP), and Serial Ports (COM).
Management: Integrated Intelligent Platform Management Interface (IPMI) with Out-of-Band (OOB) Remote Management capabilities.
Chipset: Intel® C741 Chipset.

The DFI ERX810-C741 is a robust server-grade motherboard designed for high-performance computing environments. It features dual sockets for the latest Intel® Xeon® Scalable processors, extensive DDR5 memory support, and advanced PCIe 5.0 connectivity for demanding workloads.

Visual Description: The motherboard is depicted from a top-down view, clearly labeling key components such as the dual LGA 4677 CPU sockets, sixteen DDR5 RDIMM slots, various expansion slots (PCIe x16, PCIe x8), M.2 slot, and a comprehensive array of rear and internal I/O ports including LAN, DisplayPort, USB, and Serial ports.

Technical Architecture

Block Diagram Overview: The block diagram illustrates the system architecture, detailing the connectivity between the dual Intel® Xeon® Scalable Processors (CPU0, CPU1) and various system components. It highlights the DDR5 memory channels (A-H) supporting ECC RDIMMs up to 5600MHz, the Intel® C741 Chipset, and the extensive PCI Express (PCIe) lanes, including PCIe 5.0 x16 and x8 slots, and MCIO connectors. The diagram also maps out the DMI interface, LAN controllers (Intel I210AT), USB controllers (3.2 Gen1, 2.0), SATA ports, BMC (AST2600) for management, TPM 2.0, Audio, and various internal and external I/O headers.

Mechanical Drawing: A technical drawing provides the physical dimensions and layout of the ERX810-C741 motherboard. It includes precise measurements for mounting points and component placement, indicating a standard server motherboard form factor suitable for rackmount or server chassis integration.

Specifications

Category	Details
System	Processor: 5th/4th Generation Intel® Xeon® Scalable Processor Family, LGA 4677 Socket, TDP up to 270W. (Detailed list of supported processors available in original document). Chipset: Intel® C741 Chipset. Memory: 16 x ECC-RDIMM up to 1024GB, DDR5 Max. 5600MHz. BIOS: Insyde, BMC AST2600.
Graphics	Display: 1 x DisplayPort (DP). Single Display: Supports DP output.
Expansion	4 x PCI Express (PCIe) x16 (Gen 5). 2 x PCI Express (PCIe) x8 (Gen5). 1 x M.2 M key 2280 slot.
Audio	Audio Codec: Realtek ALC888S. Controller: HD Audio.
Ethernet	4 x Intel® I210 Gigabit Ethernet (GbE). IPMI Controller: Realtek RTL8211F. 1 x Dedicated IPMI LAN port.
Rear I/O	Serial: 1 x RS-232/422/485 (DB-9 connector). Ethernet: 4 x Gigabit Ethernet (GbE). USB: 4 x USB 3.2 Gen1 ports. Display: 1 x DisplayPort (DP). PS/2: 1 x PS/2 keyboard/mouse port.
Internal I/O	Serial: 1 x RS-232/422/485 header. USB: 2 x USB 3.2 Gen1 headers, 2 x USB 2.0 headers, 1 x Vertical USB 2.0 header. Audio: 1 x Front Panel Audio header. DIO: 16-bit Digital Input/Output (DIO) header. LPC: Low Pin Count (LPC) interface. SATA: 4 x SATA 3.0 ports with RAID 0/1/5/10 support. SMBus: System Management Bus (SMBus) header. MCIO: 2 x Modular Connectivity I/O (MCIO) connectors. TPM: Trusted Platform Module (TPM) 2.0 header.
Security	TPM 2.0 support.
Power	ATX form factor.
Environment	Temperature: Operating: 0°C to 60°C.
Mechanical	Dimensions: 305 x 365 mm. PCB: TBD. Top Side: TBD. Bottom Side: TBD.

Packing List & Optional Items

Included in Packing List:

ERX810-C741 Motherboard
1x M.2 screw
1x M.2 standoff
1x I/O Shield
1x Serial ATA data cable (Length: 500mm)
2x Cooler Carrier

Optional Items:

CPU Cooler, LGA 4677 (118*82*106mm)

	DFI ERX610-C741 Motherboard: 5th/4th Gen Intel Xeon Scalable Server Platform Explore the DFI ERX610-C741, an ATX server-grade motherboard featuring 5th/4th Gen Intel Xeon Scalable processors, DDR5 ECC-RDIMM support up to 1024GB, multiple PCIe Gen5 expansion slots, and rich I/O for demanding server applications.
	DFI IS-5222 Server Grade Motherboard Specifications Detailed specifications for the DFI IS-5222 Server Grade motherboard, featuring 3rd Gen Intel Xeon Scalable Processors, 16 DDR4 ECC-RDIMM slots, multiple expansion slots, and rich I/O.
	DFI PR610-C621 ATX Motherboard: 1st/2nd Gen Intel Xeon Scalable Processors Detailed specifications and features of the DFI PR610-C621 ATX motherboard, supporting 1st and 2nd Gen Intel Xeon Scalable processors, DDR4 ECC-RDIMM, and multiple expansion options for server and industrial applications.
	DFI ICX610-C621A Server Motherboard: 3rd Gen Intel Xeon Scalable Processor Support Detailed specifications and features of the DFI ICX610-C621A ATX server-grade motherboard, supporting 3rd Gen Intel Xeon Scalable processors, DDR4 ECC RDIMM memory, 10GbE networking, and extensive expansion capabilities.
	DFI ICX610-C621A ATX Industrial Motherboard User's Manual User's manual for the DFI ICX610-C621A ATX Industrial Motherboard, detailing hardware installation, BIOS settings, features, and specifications for Intel Xeon Scalable Processors.
	DFI CMS171/CMS173-Q470E Mini-ITX Motherboard Datasheet Comprehensive datasheet for the DFI CMS171/CMS173-Q470E Mini-ITX industrial motherboard. Features 10th Gen Intel Core processors, extensive I/O, multiple expansion options, and high-resolution display support for embedded and industrial applications.
	DFI PR811-C622 EATX Server Motherboard \| Intel Xeon Scalable Discover the DFI PR811-C622 EATX server motherboard, built for 1st/2nd Gen Intel Xeon Scalable Processors. Features 12 DDR4 slots, dual 10GbE LAN, extensive PCIe expansion, and rich I/O for high-performance computing.
	DFI CMS310-W480E/Q470E microATX Industrial Motherboard User's Manual User's Manual for the DFI CMS310-W480E/Q470E microATX industrial motherboard. Provides detailed specifications, hardware installation guides, BIOS setup, and RAID configuration for 10th Gen Intel processors.