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EC266D4-4L

ModelEC266D4-4L

ATX (12" x 9.6")

Supports Intel Xeon E-2400 series and Intel® Pentium® Gold G7400/G7400T processors

4 DIMM slots (2DPC), supports DDR5 ECC UDIMM

1 PCIe5.0 x16, 1 PCIe5.0 x8, 2 PCIe4.0 x4

2 M.2 (PCIe4.0 x4)

Up to 14 SATA 6Gb/s

IPMI

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Specification

Physical Status
Form Factor ATX
Dimensions 12" x 9.6" (305 mm x 244 mm)
Processor System
CPU Supports Intel Xeon E-2400 series and Intel® Pentium® Gold G7400/G7400T processors
Socket Single Socket V1 (LGA 1700)
Thermal Design Power 95W
Chipset Intel® C266
System Memory
Supported DIMM Quantity 4 DIMM slots (2DPC)
Supported Type Supports DDR5 288-pin ECC UDIMM
Max. Capacity per DIMM 32GB
Max. DIMM Frequency 4400MT/s (2DPC - 1DIMM) / 4000MT/s (2DPC - 2DIMM 1R) / 3600MT/s (2DPC - 2DIMM 2R)
Voltage 1.1V
PCIe Expansion Slots (SLOT7 close to CPU)
PCIe x 16

SLOT6: PCIe5.0 x16* [CPU]
 

*SLOT6 share lanes with SLOT4. SLOT6 will switch to x8 when SLOT4 is populated
PCIe x 8 SLOT4: PCIe5.0 x8* [CPU]
PCIe x 4

SLOT7: PCIe4.0 x4 [CPU]

SLOT2: PCIe4.0 x4 [PCH]
TPM
TPM support 1 (13-pin, SPI)
Other PCIe Expansion Connectors
M.2 slot

1 M-key (PCIe4.0 x4); support 2280/2260/2242 form factor [PCH]

1 M-key (PCIe4.0 x4); support 2280/2260/2242 form factor [PCH]
SATA/SAS Storage
PCH Built-in Storage

Intel® C266 (8 SATA 6Gb/s; RAID 0/1/5/10):

8 SATA 7-pin
Additional SATA Controller

ASM1061 (6 SATA 6Gb/s):

6 SATA 7-pin
Ethernet
Additional GbE Controller 4 RJ45 (1GbE) by Intel® i210
Server Management
BMC Controller ASPEED AST2600: iKVM, vMedia support
IPMI Dedicated GLAN 1 RJ45 Dedicated IPMI LAN port by Realtek RTL8211F
Graphics
Controller

ASPEED AST2600:

1 DB15 (VGA)
Rear I/O
UID Button/LED 1 UID button w/ LED
VGA Port 1 DB15 (VGA)
Serial Port 1 DB9 (COM)
USB 3.2 Gen1 Port 2 Type A (USB3.2 Gen1)
RJ45 4 RJ45(1GbE), 1 dedicated IPMI
Internal Connector/Headers
Power Connector 1 (24-pin, ATX main power), 3 (8-pin, ATX 12V)
Auxiliary Panel Header 1 (18-pin): chassis intrusion, system fault LED, LAN1/LAN2 activity LED, locate, SMBus
System Panel 1 (9-pin): power switch, reset switch, system power LED, HDD activity LED
VGA header 1
Speaker Header 1 (4-pin)
Buzzer 1
Fan Header 7 (4-pin)
Thermal Sensor Header 1
TPM Header 1 (13-pin, SPI)
SGPIO Header 1
SMBus header 1
PMBus header 1
IPMB Header 1
Clear CMOS 1 (contact pads)
Front Lan LED Connector 1
USB 3.2 (Gen1) Header 2 header (19-pin, 4 USB3.2 Gen1)
USB 2.0 Header 1 header (9-pin, 2 USB2.0)
NMI Header 1
LED Indicators
Standby PWR LED 5vsb 1 (5VSB)
80 Debug Port LED 1
Fan Fail LED 7
BMC heartbeat LED 1
System BIOS
BIOS Type AMI 256Mb SPI Flash ROM
BIOS Features Plug and Play, ACPI 6.4 and above compliance wake up events, SMBIOS 2.8 and above, ASRock Rack Instant Flash
Hardware Monitor
Temperature CPU, Temp MB1~ MB4, M.2, TR1 Temperature sensing
Fan

Fan Tachometer

CPU Quiet Fan (Allow Chassis Fan Speed Auto-Adjust by CPU Temperature)

Fan Multi-Speed Control
Voltage 3VSB, 5VSB, CPU_VCORE, VCCIN_AUX,VDD2, 1.05V_PCH, 0V82SB_PCH, 1V8SB, VCCSA, BAT, 3V, 5V, 12V
Supported OS
OS

Microsoft® Windows®

- Server 2022 (64bit)
 

Linux

- RedHat Enterprise Linux Server 8.5 (64bit) / 9.2 (64bit)

- SUSE Enterprise Linux Server 15 SP3 (64bit) / 15 SP5 (64bit)

- Ubuntu 21.04 (64bit) / 22.04.2 (64bit)
 

* Please refer to the website for the latest OS support list.
Environment
Temperature Operation temperature: 10°C ~ 35°C / Non operation temperature: -40°C ~ 70°C
Humidity Non operation humidity: 20% ~ 90% ( Non condensing)
Model EC266D4-4L