AsRock Mainboard EC266D4U micro-AATX Sockel 1700 DDR5-only Single

LGA 1700, Intel C266, mATX
Delivered between Thu, 16.4. and Tue, 21.4.
More than 10 pieces in stock at supplier
free shipping

Product details

The ASRock Mainboard EC266D4U is a powerful Micro-ATX motherboard specifically designed for use with DDR5 RAM. It supports the Intel C266 chipset and is equipped with an LGA 1700 processor socket, capable of accommodating a variety of the latest generation Intel processors. With a maximum memory capacity of 32 gigabytes and the ability to integrate up to four memory modules, this motherboard offers high flexibility for demanding applications. Support for ECC Registered RAM ensures additional stability and reliability, making it an ideal choice for professional and creative applications. The motherboard is equipped with a Trusted Platform Module, enhancing data security. Additionally, it is compatible with common operating systems such as Linux and Windows, broadening its usability.

  • Supports DDR5 RAM with speeds up to 4400 MHz
  • Maximum RAM capacity of 32 GB with four memory modules
  • Integrated Trusted Platform Module for improved data security
  • Compatible with common operating systems such as Linux and Windows
  • Ami BIOS for easy configuration and customization.

Key specifications

Mainboard features
Trusted Platform Module
Number of memory modules (RAM)
4x
Internal connection options
M.2 (1x)S-ATA III (8x)

General information

Item number
53920597
Manufacturer
AsRock
Category
Motherboards
Manufacturer no.
EC266D4U
Release date
8.1.2025
External links

Motherboard properties

Form factor
Micro ATX (mATX)
Socket
LGA 1700
Chipset
Intel C266
Mainboard features
Trusted Platform Module
Operating system compatibility
LinuxWindows
BIOS type
Ami

Memory

Number of memory modules (RAM)
4x
Max. memory (RAM)
32 GB
Memory chip
DDR5 SDRAM
Max. RAM OC
4400 MHz
Supported memory speed
4400 MHz
Transfer rate
4400 MT/s

Graphics properties

Video connections
VGA (1x)

Network

Network connections
RJ45 (2x)

Internal interfaces

Internal connection options
M.2 (1x)S-ATA III (8x)
Expansion slot
PCI Express x1 (1x)
PCI express version (max.)
4

Further connections

USB ports
USB-A
Exact USB ports
USB-A 2.0 (3x)USB-A 3.2 Gen 1 (2x)

Power supply

Power connectors
24-pin ATX

Origin

Country of origin
China

Voluntary climate contribution

CO₂ emissions
1594.4 kg
Climate contribution
CHF 17.25

Product dimensions

Length
244 mm
Width
244 mm

Package dimensions

Length
31.50 cm
Width
29.70 cm
Height
7.40 cm
Weight
1.04 kg

30-day right of return
24 Months Warranty (Bring-in)
3 additional offers

Compare products

Goes with

Reviews & Ratings

Warranty score

How often does a product of this brand in the «Motherboards» category have a defect within the first 24 months?

Source: Digitec Galaxus
  • 2.ASUS
    2.5 %
  • 3.Gigabyte
    2.6 %
  • 4.AsRock
    2.9 %
  • 5.Supermicro
    3.2 %
  • 6.Biostar
    3.7 %

Warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Digitec Galaxus
  • 1.AsRock
    5 days
  • 2.MSI
    6 days
  • 3.ASUS
    7 days
  • 4.Gigabyte
    9 days

Return rate

How often is a product of this brand in the «Motherboards» category returned?

Source: Digitec Galaxus
  • 2.Gigabyte
    5 %
  • 3.ASUS
    5.1 %
  • 4.AsRock
    5.9 %
  • 5.Biostar
    7.8 %
  • 6.NZXT
    8.5 %
Source: Digitec Galaxus