User manual
3 ASMB-920IR User Manual
Chapter 1 Overview
1.3 Specifications
Table 1.1: Specifications
Processor
CPU
Dual Intel LGA2011 XEON processor sockets
Supports Intel XEON E5-2600 series processor with Quad/
Six/Eight cores
Supports TDP 70W/95W Intel XEON E5-2600 series
processor
Processor Bus QPI bus speed 8 GT/s
System Memory
Memory Capacity Xeon processor supports DDR3 memory bus
Total 8 memory slots provided
4 channels per processor, 1 memory slot per channel
Supports up to 128 GB memory
Memory Type Supports DDR3 1066/1333/1600 MHz ECC Registered / ECC
Unbuffered / Non-ECC Unbuffered Modules.
DIMM Sizes Each memory slot supports 1GB, 2GB, 4GB, 8GB, 16GB memory
size modules.
Memory Voltage 1.35V & 1.5 V
Error Detection Corrects single-bit errors
Detects double-bit errors (using ECC memory)
On-Board Devices
Chipsets Intel C602J PCH provide 8xPCIe Gen2 lanes for SAS, VGA, Net-
work.
Network Controllers 1 x Intel 82574L Gigabit Ethernet Controller connected to
C600 through PCIe Gen2 Lane.
1x Intel 82579LM Gigabit PHY connected to C600 MAC.
Above network Supports 10BASE-T, 100BASE-TX, and
1000BASE-T, RJ-45 output.
1 x 10/100BASE RealTek 8201EL-VB PHY connected to
AST2300 for dedicated IPMI/IKVM.
VGA ASPEED AST2300 controller with 64 MB VGA memory provides
basic 2D VGA function.
Super I/O Nuvoton NCT6776F chip provide motherboard keyboard mouse,
RS-232, and hardware monitor functions.
SAS (IR SKU Only) LSI SAS2008 provides 8 x SAS 6 Gb/s ports and support
RAID 0, 1, 1E.
LSI SAS2008 connected to C600 occupies 4 x PCIe-Gen2
lanes.
8 x SAS ports are controlled by LSI SAS2008 chip with stan-
dard 7-pin connector.
BMC (IR SKU Only) ASPEED AST2300 provides IPMI & IKVM function.
Input / Output
Serial ATA Total 6 x SATA ports, 2 ports provide 6 Gb/s bandwidth, 4
ports provide 3 Gb/s bandwidth.
RAID 0, 1, 5, 10 support (Windows only).
LAN 2 x RJ-45 LAN ports (10/100/1000 Base-T LAN).
1 x RJ-45 Dedicated IPMI LAN port(10/100 Base-T) for IPMI
only, there is no regular LAN function (IR SKU Only).