Skip to content
Build My PC
ASUS Pro WS B850M-ACE SE
MotherboardsAsus

ASUS Pro WS B850M-ACE SE

Price TBC

Compatibility Data

SocketAM5
ChipsetAMD B850 Chipset
Memory TypeDDR5
M2 Slots7
Form FactormATX
Model: 32275

Technical Specifications24 specs

General

Model
Pro WS B850M-ACE SE
Cpu
AMD Socket AM5 for AMD Ryzen™ 9000 & 8000 & 7000 Series Desktop Processors and AMD EPYC™ 4005 Series Processors
Chipset
AMD B850 Chipset
Memory
  • 4 x DIMM slots, max. 256GB, DDR5
  • Supports up to 8000+MT/s(OC) with Ryzen™ 9000 & 8000 & 7000 Series Processors, ECC and Non-ECC Un-buffered  DIMM
  • Supports up to 5600MT/s with AMD EPYC™ 4005 Series Processors, ECC and Non-ECC Un-buffered DIMM
  • Dual channel memory architecture
  • Supports AMD Extended Profiles for Overclocking (EXPO™)
  • * Supported memory types, data rate (speed), and number of DRAM modules vary depending on the CPU and memory
  • on the specifications of mass-produced memory products available on the market.
  • * Non-ECC, un-buffered DDR5 memory supports
  • On-Die ECC function.
Graphics
  • 1 x DisplayPort
  • 1 x VGA port from AST2600
  • 1 x HDMI™ port
  • 1 x USB 10Gbps port (USB Type-C®) supports
  • DisplayPort video output
  • * Graphics specifications may vary between CPU types. Please refer to AMD CPU specifications.
  • ** Supports max. 8K@30Hz as specified in DisplayPort 1.4.
  • *** Supports 4K@60Hz as specified in HDMI 2.1.
Expansion Slots
  • AMD Ryzen™ 9000 & 7000 Series Desktop Processors and AMD EPYC™ 4005 Series Processors
  • 1 x PCIe 5.0 x16 slot (supports x16 mode)
  • AMD Ryzen™ 8000 Series Desktop Processors
  • 1 x PCIe 4.0 x16 slot (supports x8/x4 mode)
  • AMD B850 Chipset
  • 1 x PCIe 4.0 x16 slot (supports x4 mode)
  • * Please check the PCIe bifurcation table on the support site (https://www.asus.com/support/FAQ/ 1037507/).
  • ** Specifications vary by CPU types.
  • - To ensure compatibility of the device installed, please refer to
  • https://www.asus.com/support/download-center/ for the list of supported peripherals.
Storage
  • Total supports 2 x M.2 slots, 1 x MCIO connector, 1 x U.2 connector and 4 x SATA 6Gb/s ports
  • AMD Ryzen™ 9000 & 7000 Series Desktop Processors and AMD EPYC™ 4005 Series Processors
  • M.2_1 slot (Key M), type 2280 (supports PCIe 5.0 x4 mode)
  • M.2_2 slot (Key M), type 2280 (supports PCIe 5.0 x4 mode)
  • MCIO connector (supports PCIe 5.0 x4 mode)
  • AMD Ryzen™ 8000 Series Desktop Processors
  • M.2_1 slot (Key M), type 2280 (supports PCIe 4.0 x4 mode)
  • M.2_2 slot (Key M), type 2280 (supports PCIe 4.0 x4/x2 mode)
  • MCIO connector (supports PCIe 4.0 x4/x2 mode)
  • AMD B850 Chipset
  • U.2_1 connector supports PCIe 3.0 x4 mode via an SFF-8643 adapter cable. The cable is purchased separately.
  • 4 x SATA 6Gb/s ports
  • * Specifications vary by CPU types.
  • ** MCIO connector shares bandwidth with M.2_2 slot. When MCIO connector is operating, M.2_2 slot will be disabled.
  • *** U.2 shares bandwidth with SATA ports; Enable U.2 in BIOS menu to support a NVMe storage device, and SATA ports will be disabled.
Raid Support
  • AMD RAIDXpert2 Technology
  • Ryzen™ 9000 Series Processors: RAID 0/1/5/10
  • Ryzen™ 8000 Series Processors: RAID 0/1
  • Ryzen™ 7000 Series Processors: RAID 0/1/10
  • * Specifications vary by CPU types.
Ethernet
  • 1 x Realtek 10Gb Ethernet
  • 1 x Intel® 2.5Gb Ethernet
  • 1 x Realtek 1Gb Ethernet
  • ASUS LANGuard
  • * This dedicated LAN port is for BMC and IPMI connections only; internet access is not supported.
Usb
  • Rear USB (Total 7 ports)
  • 5 x USB 10Gbps port(s) (3 x Type-A + 2 x USB Type-C®)
  • 2 x USB 2.0 port(s) (2 x Type-A)
  • Front USB (Total 7 ports)
  • 1 x USB 20Gbps (supports USB Type-C®)
  • 1 x USB 5Gbps header(s) support(s) 2 additional USB 5Gbps ports
  • 2 x USB 2.0 header(s) support(s) 4 additional USB 2.0 ports
  • * USB Type-C® power delivery output: max. 5V/3A Onboard USB port(s)
  • 1 x USB 2.0 port (1 x Type-A) for BIOS FlashBack™
Audio
  • Realtek 7.1 Surround Sound High Definition Audio CODEC
  • - Supports: Jack-detection, Multi-streaming, Front Panel Jack-retasking
  • - Supports up to 24-Bit/192 kHz playback
  • Audio Features
  • - Audio Shielding
  • - Premium audio capacitors
  • - Dedicated audio PCB layers
  • * Due to limitations in HDA bandwidth
  • 32-Bit/192 kHz is not supported for 7.1 Surround Sound audio.
Back Panel I O Ports
  • 3 x USB 10Gbps port(s) (3 x Type-A)
  • 1 x USB 10Gbps port(s) (USB Type-C®)
  • 1 x USB 10Gbps port(s) (USB Type-C®) supports DisplayPort video output
  • 2 x USB 2.0 port(s) (2 x Type-A)
  • 1 x DisplayPort
  • 1 x VGA port
  • 1 x HDMI™ port
  • 1 x Realtek 10Gb Ethernet port
  • 1 x Intel® 2.5Gb Ethernet ports
  • 1 x Realtek 1Gb Ethernet (Dedicated management LAN for AST2600)
  • 2 x Audio jacks
  • 1 x Clear CMOS button
Internal I O
  • Fan and Cooling Related
  • 1 x 4-pin CPU Fan header(s)
  • 1 x 4-pin CPU OPT Fan header(s)
  • 3 x 4-pin Chassis Fan header(s)
  • 1 x W_PUMP+ header(s)
  • Power Related
  • 1 x 24-pin Main Power connector
  • 1 x 8-pin +12V CPU Power connector
  • 1 x 4-pin +12V CPU Power connector
  • Storage Related
  • 2 x M.2 slots (Key M)
  • 4 x SATA 6Gb/s ports
  • 1 x U.2 connector
  • 1 x MCIO connector
  • USB
  • 1 x USB 20Gbps connector (support(s) USB Type-C® )
  • 1 x USB 5Gbps header(s) support(s) 2 additional USB 5Gbps ports
  • 2 x USB 2.0 header(s) support(s) 4 additional USB 2.0 ports
  • 1 x USB 2.0 port (1 x Type-A)
  • Miscellaneous
  • 1 x BIOS FlashBack™ button
  • 1 x Chassis Intrusion header
  • 1 x COM Port header
  • 1 x Reset button
  • 1 x Front Panel Audio header (F_AUDIO)
  • 1 x SPI TPM header (14-1 pin)
  • 1 x Start button
  • 1 x 10-1 pin Front Panel System header
  • 1 x RTC Battery header
  • 1 x Thermal Sensor header
  • 1 x Thunderbolt™ (USB4®) header
Special Features
  • ASUS 5X PROTECTION III
  • - DIGI+ VRM (- Digital power design with DrMOS)
  • - ESD Guards
  • - LANGuard
  • - Overvoltage protection
  • - SafeSlot
  • - Stainless-steel back I/O
  • ASUS Q-Design
  • - M.2 Q-Latch
  • - Q-Code
  • - Q-Connector
  • - Q-LED (CPU [red], DRAM [yellow], VGA [white], Boot Device [yellow green])
  • - Q-Slot
  • ASUS Thermal Solution
  • - M.2 heatsink
  • - Aluminum heatsink design
  • ASUS EZ DIY
  • - BIOS FlashBack™ button
  • - BIOS FlashBack™ LED
  • - Clear CMOS button
  • - Dual DIMM clips
  • - ProCool II
  • - SafeSlot
  • - SafeDIMM
  • Bespoke Motherboard Design & Business Focused Features
  • - 24/7 reliability
  • - Overcurrent protection
Software Features
  • ASUS Exclusive Software
  • Armoury Crate
  • - Fan Xpert 4
  • ASUS DriverHub
  • - ASUS CPU-Z
  • TurboV Core
  • Adobe Creative Cloud (Free Trial)
  • Norton 360 Deluxe (60 Days Free Trial)
  • WinRAR (40 Days Free Trial)
  • UEFI BIOS
  • ASUS EZ DIY
  • - ASUS CrashFree BIOS 3
  • - ASUSTeK. EzFlash Utility
  • ** For detailed information on the supported models and restricted regions for this redemption offer, please refer
  • to https://www.asus.com/content/asus-offers-adobe-creative-cloud/ .
Remote Management Features
  • IT Management software supported
  • - ASUS Control Center Express(ACCE)
  • BMC Related
  • 1 x BMC switch
  • 1 x BMC LAN fixed IP switch
  • 1 x Message LED header
  • 1 x microSD card socket
  • 1 x Location LED header
  • 1 x Location button header
  • 1 x PSU_SMB header
  • 1 x SMART_PSU switch
  • 1 x VGA switch
  • 1 x VPP_I2C header
  • BMC LED Design
  • - 1 x BMC LED
  • - 1 x Message LED
  • - 1 x Location LED
Bios
512 Mb Flash ROM, UEFI AMI BIOS(text-based)
Manageability
WOL by PME, PXE
Accessories
  • Cables
  • 2 x SATA 6Gb/s cables
  • Miscellaneous
  • 1 x I/O shield
  • 1 x Q-connector
  • 1 x M.2 rubber package(s)
  • Documentation
  • 1 x ACC Express activation key card
  • 1 x Quick start guide
Operating System
Windows 11, Windows 10 64-bit (with AMD Ryzen™ Desktop Processors)
Form Factor
  • micro-ATX Form Factor
  • 9.6 inch x 9.6 inch (24.4 cm x 24.4 cm)

Physical Dimensions

Length Mm
243.8
Width Mm
243.8
Height Mm
619.8

Where to Buy

eBay
UK
Search on eBay
No direct prices available. Check alternative links.

When you purchase through links on our site, we may earn a commission. How it works