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ASRock B550M Pro SE AM4 DDR4 SATA 6Gb/s 1 PCIe 4.0 x16 Micro ATX Motherboard - B550 EXTREME4

ASRock B550M Pro SE AM4 DDR4 SATA 6Gb/s 1 PCIe 4.0 x16 Micro ATX Motherboard – B550 EXTREME4

(0 customer reviews) SKU: 13-157-933
$171.44
In Stock

10 in stock

ASRock B550M Pro SE Micro ATX motherboard with AMD B550 chipset, AM4 socket, DDR4 support, PCIe 4.0 x16 slot, dual M.2, and SATA 6Gb/s. Perfect for Ryzen desktop builds.

  • Tool-free installation with slide-and-lock design
  • USB 3.0 with 5Gbps transfer speed and UASP acceleration
  • Compatible with 7mm and 9.5mm 2.5" SATA HDD/SSD
  • Aluminum housing with effective heat dissipation
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SKU: 13-157-933

Description

The ASRock B550M Pro SE AM4 DDR4 SATA 6Gb/s 1 PCIe 4.0 x16 Micro ATX Motherboard (also referenced as B550 EXTREME4) delivers high-performance computing for AMD Ryzen processors using the AM4 socket. Utilizing the advanced AMD B550 chipset, this motherboard supports up to 128GB DDR4 memory across four DIMM slots for outstanding multitasking and future-proofing. The PCIe 4.0 x16 slot allows compatibility with the latest graphics cards and NVMe SSDs, while dual M.2 slots and four SATA 6Gb/s ports provide versatile storage options. Integrated Gigabit LAN ensures fast and reliable networking, and the board is equipped with USB 3.2 Gen2, USB 3.2 Gen1, and USB 2.0 ports for extensive connectivity. Enjoy immersive sound with 7.1 Channel HD Audio and connect multiple monitors via HDMI and DisplayPort outputs (APU required). Its compact Micro ATX form factor makes it ideal for gaming, productivity, and general desktop builds where space and performance are priorities.

Additional information

Brand

ASRock
Socket

AM4
Model

B550M Pro SE / B550 EXTREME4
Chipset

AMD B550
Form Factor

Micro ATX
Supported Memory Type

DDR4
CPU Socket Type

AM4
CPU Socket

AM4
Memory Support

DDR4 up to 128GB, 4 x DIMM slots, Dual Channel
PCIe Slots

1 x PCIe 4.0 x16, 2 x PCIe 3.0 x1
Supported CPU

AMD Ryzen (3rd Gen and newer, AM4 socket)
M.2 Slots

2 (1 x PCIe 4.0 x4 & SATA, 1 x PCIe 3.0 x4 & SATA)
Memory Type

DDR4
SATA Ports

4 x SATA 6Gb/s
Max Memory Supported

128GB
LAN

Gigabit Ethernet (Realtek RTL8111H)
Number of Memory Slots

4 x DIMM
Audio

Realtek ALC1200 7.1 CH HD Audio
PCI Express Version

PCIe 4.0
USB Ports

Rear: 2 x USB 3.2 Gen2 (Type-A+C), 4 x USB 3.2 Gen1, 2 x USB 2.0; Internal: 2 x USB 3.2 Gen1 headers, 2 x USB 2.0 headers
PCIe x16 Slots

1 x PCIe 4.0 x16
Storage

4 x SATA 6Gb/s, M.2 support (varies by exact model)
Graphics Outputs

1 x HDMI, 1 x DisplayPort (APU required)
PCIe x1 Slots

2 x PCIe 3.0 x1
USB

Multiple USB 3.2 Gen1/Gen2, USB 2.0 (varies by exact model)
Power Connectors

24-pin ATX, 8-pin CPU
Dimensions

24.4 cm x 24.4 cm
Operating System

Windows 10/11 64-bit
Graphics Output

HDMI, DisplayPort
Expansion Slots

PCIe 4.0 x16, PCIe 3.0 x1
Onboard Video Chipset

Integrated in CPU (depends on APU used)
Power Phases

8+2 Power Phase Design
Multi-GPU Support

AMD CrossFireX (2-way, varies by CPU)
BIOS

UEFI AMI
Operating System Support

Windows 10/11 64-bit
Accessories Included

SATA Cables, I/O Shield, Manual
Color

Black / Grey Accents

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Frequently Asked Questions

  • This product comes with a standard 2-year manufacturer warranty that covers any defects in materials and workmanship.
  • Please check the detailed specifications to ensure compatibility with your system. If you're unsure, our customer support team can help you determine compatibility.
  • Yes, we offer professional installation services for an additional fee. Please contact our support team to arrange for installation.

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