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Key Features

  • Supports 4<sup>th</sup>Gen Intel<sup>®</sup>Xeon<sup>®</sup>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 Gen5 x4), 8 SATA3
  • 1 U.2 mini SAS Connector (PCIe Gen4 x4)
  • 1 USB 3.2 Gen2x2 Type-C (Front)
  • 2 USB 3.2 Gen2 (Rear)
  • 7 USB 3.2 Gen1 (3 Rear, 4 Front)
  • 7.1 CH HD Audio (Realtek ALC897 Audio Codec)
  • Marvell AQUANTIA<sup>®</sup>10 GbE LAN
  • Intel<sup>®</sup>i226LM 2.5 GbE LAN
  • Supports ASRock Blazing Quad M.2 Card
ASROCK AMERICA INC Motherboards

ASROCK W790 WS R2.0 INTEL (LGA 4677) CEB WORKSTATION EXTENDED ATX MOTHERBOARD

Mfr # W790 WS R2.0 SKU 9799707 UPC 4710483946981

$461.01 MSRP $499.99 Save 8%

Regular price saves you $38.98 against MSRP.

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Product Overview

ASROCK W790 WS R2.0 INTEL (LGA 4677) CEB WORKSTATION EXTENDED ATX MOTHERBOARD

  • ASROCK MB W790 W790 WS R2.0 LGA4677 MAX2TB DDR5 PCIE EATX RETAIL
  • ASRock W790 WS R2.0 Gaming Desktop Motherboard - Intel W790 Chipset - Socket LGA-4677 - Extended ATX - Xeon Processor Supported - 2 TB DDR5 SDRAM Maximum RAM - DIMM, RDIMM - 8 x Memory Slots - Gigabit Ethernet - 2.5Gigabit Ethernet
  • ASRock W790 WS R2.0 Gaming Desktop Motherboard - Intel W790 Chipset - Socket LGA-4677 - Extended ATX
  • Xeon Processor Supported - 2 TB DDR5 SDRAM Maximum RAM - DIMM, RDIMM - 8 x Memory Slots - Gigabit Ethernet - 2.5Gigabit Ethernet

Technical Specifications

Product Type Gaming Desktop Motherboard
Error Checking ECC
Manufacturer Part Number W790 WS R2.0
Maximum Memory Supported 2 TB
S/PDIF Yes
Form Factor Extended ATX
Manufacturer ASRock, Inc
Product Model W790 WS R2.0
Product Name W790 WS R2.0 Gaming Desktop Motherboard
Processor Supported Xeon
RAID Levels 0
RAID Levels 1
RAID Levels 10
RAID Levels 5
Total Processor Supported 1
Controller Type Serial ATA/600
Processor Socket Socket LGA-4677
Brand Name ASRock
Memory Technology DDR5 SDRAM
Width 12"
Depth 10.9"
Chipset Manufacturer Intel
Chipset Model W790
Number of Memory Slots 8
Audio Channels 7.1
Gigabit Ethernet Yes
Onboard Video CPU Dependent Video
RAID Supported Yes
Number of PCI Express x16 Slots 5
Number of Network (RJ-45) Ports 2
Total Number of USB Ports 5
Total Number of Onboard USB Ports 8
Number of Onboard USB 2.0 Ports 3
PCI Express Standard PCI Express 5.0
PCI Express Standard PCI Express 4.0
Total Number of PCI Express Slots 5
Memory Form Factor DIMM
Memory Form Factor RDIMM
10Gigabit Ethernet Yes
Number of M.2 Interfaces 4
Number of USB 3.2 Gen 1 Ports 3
2.5Gigabit Ethernet Yes
Processor Generation Supported 4th Gen
Energy Efficiency Compliance Energy-related Products Directive Ready (ErP Ready)
Energy Efficiency Compliance Energy-using Products Directive Ready (EuP Ready)
Environmental Compliance Restriction of Hazardous Substances (RoHS)

Marketing Information

  • W790 WS R2.0 Gaming Desktop Motherboard
  • 1 x User Manual
  • 1 x I/O Shield
  • 4 x SATA Data Cables
  • 1 x CPU Carrier for LGA 4677 E1A
  • 1 x CPU Carrier for LGA 4677 E1B
  • 4 x Screws for M.2 Sockets
  • 2 x Standoffs for M.2 Sockets

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.

The server grade ultra low loss PCB improves signal integrity, allowing motherboard to support PCIe 5.0 for both graphics card and M.2 SSD, it also improves memory OC potential to deliver the most extreme memory performance.

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.

Shipping & Dimensions

6
Weight (lbs)
14"
Length
12"
Width
3.6"
Height
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