IMB-X1900 EATX Motherboard

Processor System

CPU	Intel® Xeon® W-3500/3400 and W-2500/2400 Series Porcessors
Chipset	Intel® W790
Socket	LGA4677
BIOS	AMI SPI 256 Mbit

Form Factor

Dimensions	EATX (12-in x 11.7-in x 1.6-in, 30.5 cm x 29.7 cm x 4.0 cm)

Memory

Technology	Quad Channel ECC DDR5 4400/4800 MHz* *1DPC 4800 MHz Natively for Xeon® W9, Xeon® W7 and Xeon® W5 2DPC 4400 MHz Natively for Xeon® W9, Xeon® W7 and Xeon® W5 Supports 4400 MHz Natively for Xeon® W3, W5-3423 and W5-3433
Capacity	2TB
Socket	8 x 288-pin RDIMM/RDIMM-3DS

Expansion Slot

PCIe	1 x PCIe x16 Gen5 slot 4 x PCIe x16 Gen4 slot (PCIE3/PCIE4: single at x16 (PCIE4); dual at x8 (PCIE3) / x8 (PCIE4)) 1 x PCIe x16 Gen4 slot (PCIE5 supports x4 mode)
M.2	1 x M.2 (Key E, 2230) with PCIe Gen3 x1, USB 2.0 and CNVi for Wireless 1 x M.2 (Key B, 3042/3052) with PCIe Gen3 x1, USB 3.2 Gen1, USB 2.0 and SIM for 4G/5G
SIM Socket	1 x SIM socket connected to M.2 key B

Audio

Interface	Realtek ALC897, High Definition Audio. Line-in, Line-out, Mic-in

Ethernet

Controller/ Speed	LAN1: Intel® I226LM with 10/100/1000/2500 Mbps, supports vPro LAN2: Intel® I226V with 10/100/1000/2500 Mbps
Connector	2 x RJ-45

Rear I/O

Ethernet	2 x 2.5 Gigabit LAN
USB	5 x USB 3.2 Gen2 1 x USB 3.2 Gen2x2 (Type-C, 5V/3A)
Audio	3 (Line-In/Line-Out/Mic-In)
Serial Port	COM3, COM4 (RS-232) COM1, COM2 (RS-232/422/485)

Internal Connector

USB	2 x USB 3.2 Gen1 (1 x USB 3.2 header) 2 x USB 2.0 (1 x 2.54 pitch header) 1 x USB 2.0 (vertical con)
COM	COM5, COM6 (RS-232)
GPIO	4 x GPI, 4 x GPO

Security

TPM	TPM 2.0 onboard IC

Storage

M.2	1 x M.2 (Key M, 2242/2280/25110) with PCIe Gen4 x4 and SATA3 for SSD 1 x M.2 (Key M, 2260/2280/25110) with PCIe Gen3 x4 for SSD
SATA	8 x SATA3, SATA3_0 shared with M.2 K ey M1
RAID	Intel® VMD RAID 0/1/5/10 **supported by identical interface (PCIE or SATA) PCIE interface: M.2 Key B + M.2 Key M1/2 or 2*M.2 Key M SATA interface: SATA port

Watchdog Timer

Output	From Super I/O to drag RESETCON#
Interval	256 segments, 0,1,2…255sec

Power Requirements

Input PWR	1 x 24-pin ATX PWR connector 2 x 8-pin 12V PWR connector 1 x 8-pin and 1 x (6+2)-pin 12V PWR connector for PCIe
Power On	AT/ATX Supported - AT : Directly PWR on as power input ready - ATX : Press button to PWR on after power input ready

Environment

Operating Temp	-20ºC ~ 70ºC
Storage Temp	-40°C ~ 85°C
Operating Humidity	5% ~ 90%
Storage Humidity	5% ~ 90%

The specification is subject to change without notice in advance. The brand and product names are trademarks of their respective companies. Any configuration other than original product specification is not guaranteed.

• Drivers