Main Specifications
Device Type	Motherboard
Dimensions (WxDxH)	6.75" x 6.75" (17.15cm x 17.15cm)
Form Factor	Mini-ITX
Processor
Cache	4 cores, 8 threads
Compatible Processors	Intel Xeon Processor D-2123IT
System Memory
DIMM Sizes	RDIMM: 4GB, 8GB, 16GB, 32GB, 64GB
	LRDIMM: 16GB, 32GB, 64GB, 128GB
Error Detection	Corrects single-bit errors
	Detects double-bit errors (using ECC memory)
Memory Capacity	Up to 256GB Registered ECC RDIMM, DDR4-2133MHz, Up to 512GB ECC LRDIMM, in 4 DIMM slots
Memory Type	2666/2400/2133MHz ECC DDR4 RDIMM, LRDIMM
	(Operating speed up to 2133MHz)
Memory Voltage	1.2V
On-Board Devices
Chipset	System on Chip
Graphics	Aspeed AST2500 BMC
IPMI	ASPEED AST2500
Network Controllers	Dual LAN with 10GBase-T with Intel X557
SATA	SoC controller for 8 SATA3 (6 Gbps) ports, RAID 0,1,5,10
	4 SATA ports via OCuLink (or PCIE3.0 x4 for NVMe)
Input / Output
LAN	2 RJ45 10GBase-T ports
	1 RJ45 Dedicated IPMI LAN port
TPM	TPM Header
USB	2 USB 3.0 ports (2 rear)
	2 USB 2.0 ports (2 headers)
VGA	1 VGA port
Expansion / Connectivity
Expansion Slots Total (Free)	1 PCI-E 3.0 x8
	1 PCI-E 3.0 x4 NVMe Internal Port via OCuLink
System BIOS
BIOS Type	AMI UEFI
Management
Power Configurations	+12V DC Power Input
	ACPI Power Management
Software	Intel Node Manager, IPMI (Intelligent Platform Management Interface) v2.0 with KVM support, SPM, SSM, SUM, SuperDoctor 5, Watchdog
PC Health Monitoring
FAN	3x 4-pin fan headers (up to 3 fans), 3 fans with tachometer monitoring, Dual Cooling Zone, Fan speed control, Pulse Width Modulated (PWM) fan connectors, Support 3-pin fans (w/o speed control)
LED	UID/Remote UID
Other Features	12V DC or ATX Power Source, 8-pin 12v DC power connector, ACPI power management, ATX Power connector, Chassis intrusion header, Dual Cooling Zones, Node Manager Support, RoHS, UID
Temperature	Thermal Control for 3 Fan Connectors
Voltage	+1.5V, +12V, +3.3V, +5V, +5V standby, 1.05 (PCH), 1.2V (VDIMM), 3 -fan status, Memory Voltages, Monitors CPU voltages, Supports system management utility, VBAT
Environmental Standards
Non-operating Relative Humidity	10% ~ 95% (non-condensing)
Non-operating Temperature	-40°C - 85°C (-40°F - 185°F)
Operating Relative Humidity	10% ~ 85% (non-condensing)
Operating Temperature	0°C ~ 60°C (32°F ~ 140°F)
Chassis Optimized for
1U Chassis	SCE300, SC505-203B, SC504-203B
Parts List
I/O Cables	4x CBL-0044L, 1x CBL-SAST-0956, 1x CBL-PWEX-1063
I/O Shield	1x MCP-260-00084-0N
Motherboard	1x MBD-X11SDV-4C-TLN2F
QRG	1x MNL-2019-QRG