Gigabyte Motherboard MS73-HB1 C741 Xeon LGA4677 Max256GB DDR5 E-ATX

MS73-HB1 (rev. 1.x)

4th Gen. Intel® Xeon® Scalable DP Motherboard


• 4th Gen. Intel® Xeon® Scalable Processors

• Intel® Xeon® CPU Max Series

• Dual processor, LGA 4677

• 8-Channel RDIMM DDR5 per processor, 16 x DIMMs

• Intel® C741 Chipset

• 2 x 1Gb/s LAN ports (Intel® I210-AT)

• 1 x Dedicated management port

• 3 x SlimSAS with 12 x SATA 6Gb/s ports

• 2 x 7-pin SATA DOM 6Gb/s ports

• 2 x M.2 slots with PCIe Gen4 x4 interface

• 6 x PCIe Gen5 x16 expansion slots Form Factor
E-ATX
304.8W x 330.2D mm

CPU
4th Generation Intel Xeon Scalable Processors
Intel Xeon CPU Max Series
Intel Xeon Platinum Processor, Intel Xeon Gold Processor, Intel Xeon Silver Processor
Dual processor, CPU TDP up to 270W

NOTE: If only 1 CPU is installed, some PCIe or memory functions might be unavailable

Socket
2 x LGA 4677
Socket E

Chipset
Intel C741 Chipset

Memory
16 x DIMM slots
DDR5 memory supported only
8-Channel memory architecture
RDIMM modules up to 96GB supported
3DS RDIMM modules up to 256GB supported
Memory speed: Up to 4800 MHz

LAN
2 x 1Gb/s LAN ports (Intel I210-AT)
NCSI function supported
1 x 10/100/1000 management LAN

Video
Integrated in Aspeed AST2600
2D Video Graphic Adapter with PCIe bus interface
1920x120060Hz 32bpp, DDR4 SDRAM

Audio
N/A

SAS
N/A

SATA
3 x SlimSAS with 12 x SATA 6Gb/s ports
2 x 7-pin SATA DOM 6Gb/s ports

RAID
Intel SATA RAID 0/1/10/5
Expansion Slots
Slot_6: 1 x PCIe x16 (Gen5 x16 bus) slot, from CPU_0
Slot_5: 1 x PCIe x16 (Gen5 x16 bus) slot, from CPU_1
Slot_4: 1 x PCIe x16 (Gen5 x16 bus) slot, from CPU_1
Slot_3: 1 x PCIe x16 (Gen5 x16 bus) slot, from CPU_0
Slot_2: 1 x PCIe x16 (Gen5 x16 bus) slot, from CPU_0
Slot_1: 1 x PCIe x16 (Gen5 x16 bus) slot, from CPU_1

2 x M.2 slots:
- M-key
- PCIe Gen4 x4, from CPU_0
- Supports 2280/22110 cards
Internal I/O
1 x 24-pin ATX main power connector
2 x 8-pin ATX 12V power connectors
2 x 6-pin ATX 12V power connectors
2 x M.2 slots
2 x CPU fan headers
4 x System fan headers
1 x USB 3.2 Gen1 header
1 x TPM header
1 x VROC connector
1 x Front panel header
1 x HDD backplane board header
1 x PMBus connector
1 x IPMB connector
1 x Clear CMOS jumper
1 x BIOS recovery jumper
1 x Buzzer
Rear I/O
2 x USB 3.2 Gen1
1 x VGA
1 x RJ45 COM
2 x RJ45
1 x MLAN
1 x ID button with LED

TPM
1 x TPM header with SPI interface
Optional TPM2.0 kit: CTM010

OS Supported
Please refer to OS compatibility table in support page

Board Management
Aspeed AST2600 management controller
GIGABYTE Management Console (AMI MegaRAC SP-X) web interface

- Dashboard
- HTML5 KVM
- Sensor Monitor (Voltage, RPM, Temperature, CPU Status etc.)
- Sensor Reading History Data
- FRU Information
- SEL Log in Linear Storage / Circular Storage Policy
- Hardware Inventory
- Fan Profile
- System Firewall
- Power Consumption
- Power Control
- LDAP / AD / RADIUS Support
- Backup and Restore Configuration
- Remote BIOS/BMC/CPLD Update
- Event Log Filter
- User Management
- Media Redirection Settings
- PAM Order Settings
- SSL Settings
- SMTP Settings
PSU Connectors
1 x 24-pin ATX main power connector
2 x 8-pin ATX 12V power connectors
2 x 6-pin ATX 12V power connectors

Operating Properties
Operating temperature: 10^o C to 40^o C
Operating humidity: 8-80% (non-condensing)
Non-operating temperature: -40^o C to 60^o C
Non-operating humidity: 20%-95% (non-condensing)

Retail Packaging Content
1 x MS73-HB1
1 x I/O shield
1 x Quick start guide
6 x Carrier clips
1 x SlimSAS to 4 x SATAIII 6Gb/s cable

Part Numbers:
- I/O shield: 12AIO-MD72HB-00R
- SlimSAS to 4 x SATA cable (600mm): 25CFM-600800-A4R
¹ The entire materials provided herein are for reference only. GIGABYTE reserves the right to modify or revise the content at any time without prior notice.
¹ Advertised performance is based on maximum theoretical interface values from respective Chipset vendors or organization who defined the interface specification. Actual performance may vary by system configuration.
¹ All trademarks and logos are the properties of their respective holders.
¹ Due to standard PC architecture, a certain amount of memory is reserved for system usage and therefore the actual memory size is less than the stated amount.