Asrock W790 WS Intel W790 LGA 4677 (Socket E) Extended ATX

SKU
90-MXBJC0-A0UAYZ
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Intel W790, LGA4677, 8 x DDR5 DIMM, 256Mb AMI UEFI, 2.5/10 Gigabit LAN, EATX
  • Supports 4th Gen Intel® Xeon® W-3400 and W-2400 Processors (LGA4677)
  • 20+2 Power Phase, 90A SPS Design
  • 14 Layer Server-Grade Ultra Low-Loss PCB
  • 8 x DDR5 DIMMs
  • Supports Quad Channel ECC Registered memory, up to 6800+ (OC)*
  • 4 PCIe 5.0 x16, 1 PCIe 4.0 x16
  • 4 Blazing M.2 (PCIe Gen5x4), 1 U.2 mini SAS Connector (PCIe Gen4x4), 8 SATA3
  • 2 ThunderboltTM 4 Type-C
  • 1 USB 3.2 Gen2x2 Type-C (Front)
  • 2 USB 3.2 Gen2 (Rear)
  • 8 USB 3.2 Gen1 (4 Rear, 4 Front)
  • 7.1 CH HD Audio (Realtek ALC897 Audio Codec)
  • Dual Marvell AQUANTIA® 10 GbE LAN
  • Intel® i225LM 2.5 GbE LAN
  • 802.11ax WiFi 6E + Bluetooth 5.3
More Information
SKU 90-MXBJC0-A0UAYZ
EAN 4710483942785
Manufacturer Asrock
Availability Out of Stock
Dependable and Versatile Workstations Motherboard.
Designed to deliver powerful performance, manageability and reliability for high speed computing workstations.

SPS (Smart Power Stage)
Dr.MOS design features the latest SPS (Smart Power Stage) technology. It’s optimized for monitoring current and temperature of each phase, thus delivering smoother and neater power to the CPU with enhanced performance and OC capability.

20+2 Power Phase Design
Featuring sturdy components and completely smooth power delivery to the CPU. Plus, it offers unmatched overclocking capabilities and enhanced performance with the lowest temperature for advanced gamers as well.

14 Layer PCB
The 14 Layer PCB provides stable signal traces and power shapes delivering lower temperature and higher energy efficiency for memory overclocking! Thus, it's able to support the latest memory modules with most extreme memory performance!

Optimized VRM Design
The advanced cooling system of the composite VRM heatsink provides efficient heat dissipation, which means users can enjoy high-performance computing without having to worry about thermal issues. The triple EBR cooling fans, XXL aluminum-alloy heatsink, aluminum fin array, and heat pipe work together to maintain optimal temperature levels for the system, ensuring smooth and stable operation even under heavy workloads.

Server-Grade Ultral Low-Loss PCB
The server grade PCB prevents PCB bending and improves signal integrity, giving higher PCIe 5.0 and memory performance as well as system stability, giving a reliable and long-lasting system without any compromise.

Digi Power
Unlike traditional motherboards that use analog power, this motherboard uses a next generation digital PWM (Pulse-Width Modulation) design, which provides CPU Vcore voltage more efficiently and smoothly, so that the stability and lifespan of the motherboard is greatly enhanced.

DDR5 ECC Memory Support
This workstation motherboard supports 8 DIMMs Quad-Channel DDR5 RDIMM ECC Memory overclocking with max capacity of 2048GB and is able to automatically detected and corrected data corruption, reducing the chance of system crashes to ensure workstation stability with multiple memory modules.

PCIe 5.0 + Surface-Mount Tech
Compares to conventional DIP style PCIe slot, the SMT type PCIe slot improves signal flow and maximize stability under high speed, a key breakthrough to fully support the lighting speed of the latest PCIe 5.0 standard.
The latest PCI Express 5.0 is capable to perform a breathtaking bandwidth of 128GBps, ready to unleash the full potential of future high end graphic cards.

4 x PCIe Gen5 x16
This workstation motherboard supports 4 PCIe Gen5 x16 slots, deliver all the performance of PCIe Gen5 to your GPU and add-on cards. Fulfill all the professional design, deep learning, simulation and rendering applications.

Reinforced Steel Slot
[PCIe 5.0 Version]

The reinforced steel slot is capable of supporting PCI Express 5.0 standard. The various benefits include:
✔ Extra anchor points
✔ Stronger latch
✔ Ensure signal stability
✔ Make sure heavy graphics cards to be well-installed.

Thunderbolt Technology
Thunderbolt™ 4/USB4 Type-C
Thunderbolt™ 4/USB4 technology brings speed and versatility to the most advanced USB Type-C, offering a fast and simple level of connection for work or home. It enables lightning-fast data transfer up to 40Gbps and connects external monitors, Thunderbolt™, and USB devices with a single Thunderbolt 4 cable.

Fast Charging Technology
Enjoy the superfast charging rate, up to 9V@3A 27W with the next generation PD 3.0!

Various Storage Interface Selection
Provides multiple interface for storage devices including mini-SAS HDD connector, SATA3, and M.2 Key-M slot that can support PCIe Gen5 x4 M.2 SSD.

PCIe Gen5 Blazing M.2
The Blazing M.2 accommodates the latest PCI Express 5.0 standard to perform twice the bandwidth compared to previous generation, with a breathtaking 128Gb/s transfer speed, it is ready to unleash the full potential of future ultrafast SSDs.

Dual AQUANTIA® / Marvell 10GbE LAN
equipped with dual Marvell (Aquantia) 10GbE controller. The new 10Gb/s network standard was specially designed to satisfy the user who is seeking immediate performance improvements. It offers blazingly fast 10-gigabit/sec transfer speed over Cat6 cable. The 10Gb/s Ethernet not only fully compatible with 5Gb/s, 2.5Gb/s & Gigabit Lan but also delivers lightning fast transfer speed, perfect for media center, workstation and gaming

Supports Intel® vPro technology
The Intel® Ethernet Controller I225LM is designed for use on any mobile, desktop, workstation, value-server, or industrial designs that have critical space constraints. Featuring 2.5Gb/s Ethernet and supports Intel® Active Management Technology on systems enabled with Intel® vPro® technology.

Wi-Fi 6E 802.11ax
WiFi 6E technology has extended to the whole new 6GHz spectrum band, providing more WiFi capability and giving an even better and faster internet traffic. In addition to deliver higher speeds, the WiFi 6E also enhances the lower latency and supports service levels that are equivalent to 5G networks.

Front USB 3.2 Gen2x2 Type-C
The latest USB 3.2 Gen2x2 Type-C delivers up to 20 Gbps data transfer rate which is 2x as fast as previous generation, providing a blazing fast data transfer interface with reversible USB Type-C design that fits the connector either way.
Internal I/O
Number of M.2 (M) slots1
USB 3.2 Gen 2 (3.1 Gen 2) connectors0
Supported storage drive interfacesSATA III
USB 2.0 connectors2
USB 3.2 Gen 1 (3.1 Gen 1) connectors2
TPM connectorYes
Number of SATA III connectors8
Front panel audio connectorYes
EPS power connector (8-pin)Yes
CPU fan connectorYes
ATX Power connector (24-pin)Yes
USB 3.2 Gen 2x2 connectors1
Number of CPU fan connectors1
Number of EPS power connectors (8-pin)2
Technical details
Motherboard chipset familyIntel
Motherboard chipsetIntel W790
Motherboard form factorExtended ATX
Component forWorkstation
Audio
Audio output channels7.1 channels
Performance
Windows operating systems supportedWindows 10 x64, Windows 11 x64
Motherboard chipset familyIntel
Motherboard chipsetIntel W790
RAID levels0, 1, 5, 10
Audio output channels7.1 channels
Motherboard form factorExtended ATX
Component forWorkstation
Processor
Processor manufacturerIntel
Compatible processor seriesIntel Xeon W
Intel Xeon seriesW-2400, W-3400
Processor socketLGA 4677 (Socket E)
Memory
Number of memory slots8
Memory slots typeDIMM
Supported memory typesDDR5-SDRAM
Memory channelsQuad-channel
Maximum internal memory2 TB
Supported memory clock speed (max)6800 MHz
ECC сompatibilityECC
Storage controllers
Supported storage drive interfacesSATA III
RAID levels0, 1, 5, 10
RAID supportYes
Rear panel I/O ports
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity4
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity0
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity2
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity0
USB 2.0 ports quantity0
VGA (D-Sub) ports quantity0
Thunderbolt ports quantity2
S/PDIF out portYes
Microphone inYes
HDMI ports quantity0
Ethernet LAN (RJ-45) ports3
DVI-D ports quantity0
Network
Ethernet LANYes
Wi-FiYes
Wi-Fi standards802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6E (802.11ax)
LAN controllerIntel I225-LM, Marvell AQtion AQC113CS
Ethernet interface type10 Gigabit Ethernet
BluetoothYes
Bluetooth version5.3
Top Wi-Fi standardWi-Fi 6E (802.11ax)
Features
Windows operating systems supportedWindows 10 x64, Windows 11 x64
Motherboard chipset familyIntel
Motherboard chipsetIntel W790
Audio output channels7.1 channels
Motherboard form factorExtended ATX
Component forWorkstation
Audio chipRealtek ALC897
Product colourBlack
Expansion slots
Number of M.2 (M) slots1
PCI Express x16 (Gen 4.x) slots1
PCI Express x16 (Gen 5.x) slots4
BIOS
BIOS typeUEFI AMI
BIOS memory size256 Mbit
Software
Windows operating systems supportedWindows 10 x64, Windows 11 x64
Weight & dimensions
Width305 mm
Depth277 mm
Packaging content
Cables includedSATA
Antenna includedYes
Other features
Intel Xeon seriesW-2400, W-3400