Asus PRIME B840M-A WIFI, AMD B840, AM5, Micro ATX, 4 DDR5, HDMI, 2 DP, Wi-Fi 6E, 2.5G LAN, 3x M.2

Data sheet

.

1 x Clear CMOS1 x COM Port1 x Front Panel Audio1 x S/PDIF Out1 x SPI TPM (14-1 pin)1 x 10-1 pin Front System Panel

Wireless

Wi-Fi 6E2x2 Wi-Fi 6E (802.11ax) Supports 2.4/5/6GHz frequency bandBluetooth v5.3

RAM Speeds

Up to 7600+MT/s (OC)

Accessories

2 x SATA 6Gb/s cables 1 x ASUS WiFi Q-Antenna1 x M.2 rubber package3 x Screw packages for M.2 SSD1 x Quick start guide

USB Ports Supported

Rear:2 x USB 10Gbps Type-A1 x USB 5Gbps Type-C4 x USB 2.0Front:1 x USB 5Gbps Type-C2 x USB 5Gbps4 x USB 2.0

Storage

4 x SATA III3 x M.2Ryzen 9000, 8000 & 7000 Series CPUs:M.2_1 (2280) - PCIe 4.0 x4M.2_2 (2242/2260/2280) - PCIe 4.0 x4AMD B840 Chipset:M.2_3 (2280) - PCIe 3.0 x4

RAID

AMD RAIDXpert2 Technology supports both PCIe RAID 0/1/5/10 and SATA RAID 0/1/5/10. RAID 5 Function is only supported by AMD Ryzen 9000 series CPU

Warranty

3 Years

Motherboard Type

Desktop

Form Factor

Micro ATX

Socket

AMD AM5

Chipset

AMD B840

DDR Type

DDR5

RAM Technology

DDR5 (Dual Channel)ECC and Non-ECC Un-buffered DIMM*Supports AMD EXPOASUS AEMP*Non-ECC, un-buffered DDR5 memory supports On-Die ECC function

RAM Slots

4 x DIMM

Maximum Memory

192GB

LAN

2.5GB LAN

Audio

Realtek 7.1 Surround Sound High Definition Audio CODEC

Back Panel I/O Ports

2 x USB 10Gbps Type-A1 x USB 5Gbps Type-C4 x USB 2.02 x DisplayPort1 x HDMI1 x Wi-Fi module1 x Realtek 2.5Gb Ethernet3 x Audio jacks 1 x BIOS FlashBack button

Internal I/O Connectors

1 x 4-pin CPU Fan1 x 4-pin CPU OPT Fan1 x 4-pin AIO Pump3 x 4-pin Chassis Fan1 x 24-pin Main1 x 8-pin +12V CPU3 x M.2 (Key M) 4 x SATA 6Gb/s1 x USB 5Gbps Type-C1 x USB 5Gbps2 x USB 2.03 x Addressable Gen2

CPU Support

AMD Socket AM5 for AMD Ryzen 9000 & 8000 & 7000 Series Desktop Processors

Package Type

Retail

Graphics Ports

1 x HDMI2 x DisplayPort

Additional Features

See Overview

Graphics

Integrated GraphicsGraphics specifications may vary between CPU types

M.2 Slot(s)

Yes (M.2)

No. LAN Ports

1 x LAN

Max LAN Speed

2.5GB LAN

PCI/PCI Express

Ryzen 9000 & 7000 Series CPUs:1 x PCIe 4.0 x16 (supports x16 mode) Ryzen 8000 Series CPUs:1 x PCIe 4.0 x16 (supports x8/x4 mode)AMD B840 Chipset:2 x PCIe 3.0 x16 (support x1 mode)

Wi-Fi

Yes (Wi-Fi)