ASMB-977: Dual 5th/4th Gen Intel® Xeon® Scalable Server Board with 16x DDR5, 5x PCIe x16, 9x SATA 3, 4x USB 3.2 (Gen 1), Dual 10GbE, and IPMI

SMB-977

ASMB-977I-00A1

ASMB-977T2-00A1

ASMB-977T2-00A1U

Form Factor 

Form Factor

Proprietary

Proprietary

Proprietary

Processor System 

CPU

5th/4th Gen Intel® Xeon® Scalable processors

5th/4th Gen Intel® Xeon® Scalable processors

5th/4th Gen Intel® Xeon® Scalable processors

CPU TDP

Up to 270W

Up to 270W

Up to 225W

Frequency

Up to 3.9 GHz

Up to 3.9 GHz

Up to 3.7 GHz

Core Number

Up to 60 cores

Up to 60 cores

Up to 320cores

L3 Cache

Up to 300MB

Up to 300MB

Up to 60MB

BIOS

AMI SPI 512 Mbit

AMI SPI 512 Mbit

AMI SPI 512 Mbit

UPI

16 GT/s

16 GT/s

16 GT/s

Chipset

Intel C741

Intel C741

Intel C741

DMI

Gen3 x4

Gen3 x4

Gen3 x4

Memory 

Capacity

4TB (256 GB per DIMM)

4TB (256 GB per DIMM)

4TB (256 GB per DIMM)

Technology

DDR5 ECC-REG 4400/4800/5200 MHz

DDR5 ECC-REG 4400/4800/5200 MHz

 DDR5 ECC-REG 4000/4400/4800 MHz

Socket

16 x 288-pin DIMM

16 x 288-pin DIMM

16 x 288-pin DIMM

Type

RDIMM

RDIMM

RDIMM

ECC Support

Yes

Yes

Yes

REG Support

Yes

Yes

Yes

Display 

Controller

ASPEED AST2600

ASPEED AST2600

ASPEED AST2600

Graphic Memory

Onboard memory 64MB

Onboard memory 64MB

Onboard memory 64MB

Display Interface

VGA: Up to 1920 x 1200

VGA: Up to 1920 x 1200

VGA: Up to 1920 x 1200

Expansion Interface 

PCI Express x 16

5 (Gen5)

5 (Gen5)

5 (Gen5)

PCI Express x 8

5 (Gen4)

5 (Gen4)

5 (Gen4)

Ethernet 

Controller

LAN1: Intel I210AT, LAN2: Intel I210AT, LAN5: RTL 8211FSI

LAN1/ LAN2: Intel X710-AT2, BMC LAN: RTL8211FSI

LAN1/ LAN2: Intel X710-AT2, BMC LAN: RTL8211FSI

Connector

10/100/1000 Mbps

100/1000 Mbps & 10G Base-T

100/1000 Mbps & 10G Base-T

Speed

3x RJ45

5x RJ45

5x RJ45

Watchdog Timer

Output

System Reset

System Reset

System Reset

Interval

Programmable 1 ~ 255 sec/min

Programmable 1 ~ 255 sec/min

Programmable 1 ~ 255 sec/min

 I/O

GPIO

8-bit

8-bit

8-bit

PS/2 Keyboard/Mouse

1

1

1

SATA

9 x SATA3

9 x SATA3

9 x SATA3

System Fan

8

8

USB2.0

1 (Type-A)

1 (Type-A)

1 (Type-A)

USB3.0

2

2

2

COM Port

1 (1 x RS232)

1 (1 x RS232)

1 (1 x RS232)

Rear I/O Interface 

LAN

3

5

5

USB3.0

2

2

2

USB2.0

-

-

-

COM

1

1

1

VGA

1

1

1

Power Requirement

Voltage

3.3V/5V/5Vsb

/12V/12V_8P

3.3V/5V/5Vsb

/12V/12V_8P

3.3V/5V/5Vsb

/12V/12V_8P

Current

2.2A/1.9A/4.29/

0.3A/38.53A

2.2A/1.9A/4.29/

0.3A/38.53A

2.2A/1.9A/4.29/

0.3A/38.53A

Environment 

Operating-Temperature

0 ~ 40° C (32 ~ 104° F)

0 ~ 40° C (32 ~ 104° F)

0 ~ 40° C (32 ~ 104° F)

Non-Operational Temperature

-40 ~ 85° C (-40 ~ 185° F)

-40 ~ 85° C (-40 ~ 185° F)

-40 ~ 85° C (-40 ~ 185° F)

Non-Operating Vibration

3.5 Grms

3.5 Grms

3.5 Grms

Physical Characteristics 

Dimensions (LxW)

380 x 349.6 mm (14.96" x 13.76")

380 x 349.6 mm (14.96" x 13.76")

380 x 349.6 mm (14.96" x 13.76")

Weight

1.5kg

1.5kg

1.5kg

Certification 

EMC

CE/FCC

CE/FCC

CE/FCC

Management Solution

Software

IPMI 2.0

IPMI 2.0

IPMI 2.0

Out of band remote management

RTL8211FSI

RTL8211FSI

RTL8211FSI