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ASRock W790 WS R2.0 LGA 4677 Intel W790 E-ATX Motherboard

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ASRock W790 WS R2.0 LGA 4677 Intel W790 E-ATX Motherboard

SKU: W790 WS R2.0

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₹150499
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  • 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 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)

ASRock W790 WS R2.0 LGA 4677 Intel W790 E-ATX Motherboard

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.

SPS (Smart Power Stage)  

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.

Server Grade Low Loss PCB

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.

4 x PCIe Gen5 x16

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.

Reinforced Steel Slot [PCIe 5.0 Version]

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.

Various Storage Interface Selection

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.

AQUANTIA® 10Gb/s BASE-T Ethernet

The new 10Gb/s network standard was specially designed to satisfy the user who is seeking immediate performance improvements. Based on AQUANTIA's AQtion™ client controller, 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 PC.

AQUANTIA<sup>®</sup> 10Gb/s BASE-T Ethernet

Supports Intel® vPro technology

The Intel® Ethernet Controller I226LM 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.

Intel<sup>®</sup> Ethernet Controller I226LM

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.

Front Panel USB 3.2 Gen2x2 Type-C Header

Key Features

ASRock W790 Motherboard Specifications
Unique Features
Superb Productivity
  • PCIe Gen5 (Graphics, M.2)
  • Quad Channel DDR5
Rock-Solid Durability
  • Ultra Low-Loss PCB
  • 20+2 Power Phase, 90A SPS
  • Nichicon 12K Black Caps (100% Japan made high quality conductive polymer capacitors)
Ultrafast Connectivity
  • Marvell (Aquantia) 10GbE LAN
  • Intel® 2.5GbE LAN
  • Intel® vPro for Workstations with Intel® Advanced Management Technology
EZ Update
  • BIOS Flashback Button
  • ASRock Auto Driver Installer
CPU
  • Supports 4th Gen Intel® Xeon® W-3400 and W-2400 Processors (LGA4677)
  • Supports Intel® Boot Guard
  • Supports Intel® Trusted Execution Technology (Intel® TXT)
  • Supports Intel® Turbo Boost Technology
  • Supports Intel® Virtualization Technology (Intel® VT)
  • Supports Intel® Hyper-Threading Technology (Intel® HT Technology)
  • Supports Intel® Data Streaming Accelerator (Intel® DSA)
  • Supports CXL (Compute Express Link) 1.1
Chipset
  • Intel® W790
  • Supports Intel® vPro Technology
  • Supports Intel® Active Management Technology
Memory
  • Quad Channel DDR5 Memory Technology
  • 8 x DDR5 DIMM Slots*
  • Supports DDR5 ECC, buffered memory (RDIMM/ RDIMM-3DS/ RDIMM-9x4) up to 6800+(OC)**
  • Max. capacity of system memory: 2TB

*S3 (Sleep) mode is supported only when 1 / 2 / 4 DIMMs memory modules are installed.
1DPC Up to 6800+ MHz (OC) with X-Series CPU, 4800 MHz Natively for Xeon® W9, Xeon® W7 and Xeon® W5.
2DPC Up to 6200+ MHz (OC) with X-Series CPU, 4400 MHz Natively for Xeon® W9, Xeon® W7 and Xeon® W5.
Supports 4400 MHz Natively for Xeon® W3, W5-3423 and W5-3433. Overclocking is not supported.

**Actual support may vary by CPU

BIOS256Mb AMI UEFI Legal BIOS with GUI support
Graphicsn/a
Audio
  • 7.1 CH HD Audio (Realtek ALC897 Audio Codec)
  • Nahimic Audio
LAN

1 x 10 Gigabit LAN 100/1000/2500/5000/10000 Mb/s (Marvell (Aquantia) AQC113CS)

  • Support Wake-On-LAN
  • Support PXE

1 x 2.5 Gigabit LAN 10/100/1000/2500 Mb/s (Intel® I226LM)

  • Support Wake-On-LAN
  • Support PXE
  • Supports Intel® vPro Technology
Slots

CPU:

  • 4 x PCIe 5.0 x16 Slots (PCIE1/PCIE3 at x16; PCIE2/PCIE5 at x8)*

Chipset:

  • 1 x PCIe 4.0 x16 Slot (PCIE4), supports x4 mode*
  • 15μ Gold Contact in VGA PCIe Slots

*Supports NVMe SSD as boot disks

Storage

CPU:

  • 1 x Blazing M.2 Socket (M2_1, Key M), supports type 2230/2242/2260/2280 PCIe Gen5x4 (128 Gb/s) mode*
  • 2 x Blazing M.2 Sockets (M2_2 and M2_3, Key M), support type 2260/2280 PCIe Gen5x4 (128 Gb/s) mode*
  • 1 x Blazing M.2 Socket (M2_4, Key M), supports type 2260/2280 PCIe Gen5x4 (128 Gb/s) mode*

Chipset:

  • 8 x SATA3 6.0 Gb/s Connectors
  • 1 x U.2 Connector, supports PCIe Gen4x4 (64 Gb/s) mode

* Supports Intel® Volume Management Device (VMD)
Supports NVMe SSD as boot disks

RAID
  • Supports RAID 0, RAID 1, RAID 5 and RAID 10 for SATA storage devices
  • Supports RAID 0, RAID 1, RAID 5 and RAID 10 for M.2 NVMe storage devices
USB
  • 1 x USB 3.2 Gen2x2 Type-C (Front)
  • 2 x USB 3.2 Gen2 Type-A (Rear)
  • 7 x USB 3.2 Gen1 (3 Rear, 4 Front)
  • 3 x USB 2.0 (Front)

* All USB ports support ESD Protection

Connector
  • 1 x Virtual RAID On CPU Header
  • 1 x SPI TPM Header
  • 1 x Chassis Intrusion and Speaker Header
  • 1 x CPU Fan Connector (4-pin)*
  • 1 x CPU/Water Pump Fan Connector (4-pin) (Smart Fan Speed Control)**
  • 3 x Chassis/Water Pump Fan Connectors (4-pin) (Smart Fan Speed Control)***
  • 1 x 24 pin ATX Power Connector (Hi-Density Power Connector)
  • 2 x 8 pin 12V Power Connectors (Hi-Density Power Connector) (for Motherboard)
  • 1 x 6 pin 12V Power Connector (Hi-Density Power Connector) (for Motherboard)****
  • 2 x 8 pin 12V Power Connectors (Hi-Density Power Connector) (for PCIe card)*****
  • 1 x Front Panel Audio Connector
  • 2 x USB 2.0 Headers (Support 3 USB 2.0 ports)
  • 2 x USB 3.2 Gen1 Headers (Support 4 USB 3.2 Gen1 ports)
  • 1 x Front Panel Type C USB 3.2 Gen2x2 Header (20 Gb/s)
  • 1 x Clear CMOS Button
  • 1 x Dr. Debug with LED
  • 1 x Power Button with LED
  • 1 x Reset Button with LED

* CPU_FAN1 supports the fan power up to 1A (12W).

** CPU_FAN2/WP_3A supports the fan power up to 3A (36W).

*** CHA_FAN1~3/WP support the fan power up to 2A (24W).
CPU_FAN2/WP_3A and CHA_FAN1~3/WP can auto detect if 3-pin or 4-pin fan is in use.

**** It is optional to connect an ATX 12V 6-pin Cable to ATX12V3, which provides more power for overclocking.

***** Use either GTX_12V1 or GTX_12V2 when you install one or two PCIe card(s). Use both connectors when you install more than two PCIe cards. Otherwise, the system may not boot up properly.

Rear Panel I/O
  • 1 x Optical SPDIF Out Port
  • 2 x USB 3.2 Gen2 Type-A Ports (10 Gb/s)
  • 3 x USB 3.2 Gen1 Type-A Ports
  • 2 x RJ-45 LAN Ports
  • 1 x BIOS Flashback Button
  • 1 x Line Out Jack (Gold Audio Jack)
  • 1 x Microphone Input Jack (Gold Audio Jack)
Software and UEFI

Software

  • ASRock Motherboard Utility (A-Tuning)

UEFI

  • ASRock My Favorites in UEFI
  • ASRock Auto Driver Installer
  • ASRock Instant Flash
  • ASRock Easy RAID Installer

*These utilities can be downloaded from ASRock Live Update & APP Shop.

Accessories
  • 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
Form Factor
  • EATX Form Factor: 12.0-in x 10.9-in, 30.5 cm x 27.7cm
  • 14 Layer PCB
OS
  • Microsoft Windows® 10 64-bit / 11 64-bit
  • Linux

* Linux supported by Intel® via the upstreaming of Intel® Linux drivers to the Linux Open Source Community. Adoption into individual Linux distributions is dependent upon the OS vendor

Certifications
  • FCC, CE
  • ErP/EuP ready (ErP/EuP ready power supply is required)
  • CEC Tier II ready
Color
Black
Brands
AsRock
Socket
LGA 4677
Chipset
W790
Motherboard-Size
E-ATX
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