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ATX motherboard with AM4 socket and B550 chipset

ASUS

ASUS Prime B550-PLUS AC-HES AMD B550 DDR4 128GB ATX Motherboard

SKU CH-AZJ4-3SQ0Y

Socket AM4 ATX motherboard with AMD B550 chipset supporting up to 128GB DDR4 memory

  • CPU Socket TypeSocket AM4
  • ChipsetAMD B550
  • Maximum Memory Supported128GB
  • Supports up to 128GB DDR4 memory capacity
  • AMD B550 chipset enables modern platform features
  • Socket AM4 compatibility for AMD processors
  • ATX form factor fits standard desktop cases
  • Includes WiFi antenna for wireless connectivity

ASUS Prime B550-PLUS AC-HES ATX Motherboard

This ASUS motherboard uses the AMD B550 chipset and a Socket AM4 interface. It supports DDR4 memory up to 128 GB in an ATX form factor. The board is built for desktop systems that require this specific chipset and socket combination.

Who this suits and who should look elsewhere

The product suits builders who need a Socket AM4 platform with the AMD B550 chipset and DDR4 support. Users requiring a different CPU socket, a different chipset or a memory type other than DDR4 should select another motherboard.

The deciding specification

The CPU Socket Type is Socket AM4, which determines processor compatibility. The chipset is AMD B550 and the maximum memory supported is 128 GB DDR4. Confirm that your processor and memory match these exact specifications before purchase.

Highlights

  • Supports up to 128GB DDR4 memory capacity
  • AMD B550 chipset enables modern platform features
  • Socket AM4 compatibility for AMD processors
  • ATX form factor fits standard desktop cases
  • Includes WiFi antenna for wireless connectivity

Specifications

BrandASUS
SeriesASUS Prime B550-PLUS AC-HES
ModelASUS Prime B550-PLUS AC-HES
CPU Socket TypeSocket AM4
ChipsetAMD B550
Maximum Memory Supported128GB

Questions about this item

Which capacity of DDR4 memory should I choose for this board?

The board supports up to 128GB of DDR4 memory, so select a kit that matches your workload and stays within that limit.

What does the 128GB maximum mean once the board is installed in a system?

It sets the total amount of DDR4 RAM the motherboard can address; you cannot exceed 128GB regardless of how many modules you populate.

Which storage interface is available and what does it cap in practice?

The board provides SATA connectivity for drives, and each SATA port is limited to the SATA interface’s native throughput.

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