Server Boards

Features

ƒ

LGA4677 server board with 4th Gen Intel® Xeon® scalable processor

ƒ

DDR5 4800 MHz RDIMM up to 4TB (16 DIMMS), and Intel® Optane™

support

ƒ

5 x PCIe x16 and 5 x PCIe x8

ƒ

Intel® X710-AT2 dual 10GbE ports

ƒ

9 x SATA3 and 2x M.2 connectors (SATA/PCIe compatible)

ƒ

0 ~ 40 °C ( 32 ~ 104 °F) ambient operating temperature range

Dual LGA4677 4th Gen Intel® Xeon®

Scalable Server Board with 16x DDR5,

5 x PCIe x16, 9 x SATA3, 4 x USB 3.2

(Gen 1), Dual 10GbE, and IPMI

Specifications

Form Factor

Proprietary

Processor System

Socket

Dual Intel® LGA4677

CPU type

4th Gen Intel Intel® Xeon® Scalable processors(CPU cooler should be purchased separately and TDP up to 205W*)

Core Logic

Chipset

Intel® C741 chipset

Memory

Total slots

16 (1 DIMM per channel)

Capacity

Maximum 4TB ECC RDIMM

Memory type

DDR5 ECC-REG 3200/3600/4000/4400/4800 MHz RDIMM, support Intel® Optane™ Persistent Memory

Memory size

16GB, 32GB, 64GB, 128GB, 256GB

Expansion Slots

Total PCIe slots

10

Slot location 1

PCIe x 8 slot (x8 link), signal from CPU0 (Gen4)

Slot location 2

PCIe x 16 slot (x16 link), signal from CPU0 (Gen5)

Slot location 3

N/A

Slot location 4

PCIe x 16 slot (x16 link), signal from CPU0 (Gen5)

Slot location 5

PCIe x 8 slot (x8 link), signal from CPU1 (Gen4)

Slot location 6

PCIe x 16 slot (x16 link), signal from CPU0 (Gen5)

Slot location 7

PCIe x 8 slot (x8 link), signal from CPU1 (Gen4)

Slot location 8

PCIe x 16 slot (x16 link), signal from CPU1 (Gen5)

Slot location 9

PCIe x 16 slot (x16 link), signal from CPU1 (Gen5)

Slot location 10

PCIe x 8 slot (x8 link), signal from CPU1 (Gen4)

Slot location 11

PCIe x 8 slot (x8 link), signal from CPU1 (Gen4)

Graphics

VGA

Aspeed AST 2600

Storage

SATA controller

Intel® C741: 8 x SATA3.0 (6 Gb/s) via Mini SAS HD (SFF-8643), support software RAID 0,1,5,10

1 x SATA3.0 (6 Gb/s)

SAS controller

-

Networking

GbE/10GbE LAN

2 x Intel® I210AT / Intel® X710-AT2 (dual 10GbE ports)

Onboard I/O

PSU connector

24-pin SSI power connector + 6 x 8-pin SSI 12 V power connector

USB connector

2 x USB 3.2 Gen 1 ports (one onboard header) + 1 x Type-A USB 2.0 port

Fan header

7 x 4-pin (2 for CPU + 5 for system) + 2 x 8-pin (for external rear fan)

M.2

1 x M.2 2242/2280 B+M key (SATA and PCIe) + 1 x M.2 2242/2280 B+M key (PCIe)

SMBus

1

Chassis intrusion

1

Front LAN LED

1

Audio Header

1

PS/2 Keyboard/Mouse header

1

Serial port header

1

Rear I/O Connector

External serial port

1

External USB port

2 (USB 3.2 Gen. 1)

VGA port

1

RJ-45

5 (1 port dedicated for IPMI function) for T2 SKU/3 (1 port dedicated for IPMI function) for I SKU

PS/2 KB/mouse

-

Infiniband

-

Management Solution

Software

-

Out of band remote management

Yes

Monitoring

CPU temperature

Yes

System monitoring

Yes

Watchdog Timer

Output

System reset

Interval

Programmable 1 ~ 255 sec/min

Power Requirements

Power On

3.3V

5V

12V

5Vsb

-12V

8P_CPU0

8P_CPU1

(205W CPU@1.6GHz DDR5 4800 64G*16)

2.43A

1.76A

18.12A

1.54A

0A

16.29A

13.91A

Environment

Operating

Non-operating

Temperature

0 ~ 40 °C (32 ~ 104 °F), depends on CPU speed and cooler solution

-40 ~ 85 °C (-40 ~ 185 °F)

Humidity

10% ~ 95%

10% ~ 95% (Non condensing)

Physical Characteristics

Dimensions (L x H)

380 x 349.5 mm (14.96" x 13.76")

*CPU power design supports up to 225W TDP. Please consider additional air thermal solution while using CPU > 205W TDP.

ASMB-977

All product specifications are subject to change without notice.

Last updated: 9-Mar-2023