Product Specification

CPU

Chipset : AMD B550

CPU Socket : AM4

Back Panel I/O

USB

2 x USB 3.1 / USB 3.2 Gen 2 Type-A

1 x USB 3.1 / USB 3.2 Gen 2 Type-C

4 x USB 2.0 Type-A

1 x USB 2.0 Type-C

Thunderbolt : None

Display

1 x DisplayPort 1.2

1 x HDMI 2.1

Audio : 5 x 3.5 mm

Ethernet / Controller : 1 x Intel I225V 2.5Gigabit

Wi-Fi Antenna : 2 x Connector

Buttons : BIOS Flashback

Memory

Memory Slots : 4 x 288-Pin

Memory Support : DDR4 2133, 2400, 2666, 2800, 3000, 3200, 3466, 3600, 3866, 4000, 4133, 4266, 4400 MHz

Maximum Capacity : 128 GB

Channel Architecture : Dual Channel

ECC Support : Non-ECC, ECC Unbuffered

Storage Expansion

SATA : 6 x SATA III

M.2

1 x M Key 2242, 2260, 2280, 22110 (PCIe 4.0 x4, SATA (Unspecified))

1 x M Key 2242, 2260, 2280, 22110 (PCIe 3.0 x4)

U.2 : None

RAID Support : RAID 0, 1, 10

Internal I/O

Expansion Slots

2 x PCIe 4.0 x16 (x16 mode)

1 x PCIe 3.0 x16 (x4 mode)

1 x PCIe 3.0 x1

USB

1 x USB 3.1 / USB 3.2 Gen 2 Header (Supports 1 USB Type-C Port)

1 x USB 3.1 / USB 3.2 Gen 1 Header (Supports 2 USB Type-A Port)

2 x USB 2.0 Header (Supports 4 USB Type-A Port)

Multi-GPU Support

2-Way NVIDIA SLI

3-Way AMD CrossFireX

Air Cooling

1 x 4-Pin CPU

3 x 4-Pin System

1 x 4-Pin Assistant

1 x Thermal Sensor

Liquid Cooling : 1 x 4-Pin Pump

Power Connectors

1 x 24-Pin Mainboard

1 x 8-Pin ATX

1 x 4-Pin ATX

LED Header : 4 x RGB

Audio

1 x Speaker

1 x S/PDIF

Diagnostics : Clear CMOS

Add-On : 1 x Thunderbolt Card Header

BIOS

ROM : 256 Mb

Front Panel I/O

I/O Connection Headers : AAFP, USB 3.1 / USB 3.2 Gen 1, USB 3.1 / USB 3.2 Gen 2

Audio

Audio Codec : SupremeFX S1220A (7.1-Channel)

Wireless

Bluetooth : 5.1

Wi-Fi : Wi-Fi 6 (802.11ax) (MU-MIMO)

Software

Supported Operating Systems : Windows 10 (64-Bit)

Physical

Form Factor : ATX

Packaging Info

Package Weight : 4.39 lb

Box Dimensions (LxWxH) : 13.6 x 10.8 x 3.2"

ASUS ROG Strix B550-E Gaming AMD AM4 (3rd Gen Ryzen ATX Gaming Motherboard (PCIe 4.0, NVIDIA SLI, WiFi 6, 2.5Gb LAN, 14+2 Power Stages, Front USB 3.2 Type-C, Addressable Gen 2 RGB and Aura Sync)

(819 Total Review)

The ASUS ROG Strix B550‑E Gaming is a high-performance ATX motherboard built for gamers and creators and other The ASUS ROG Strix B550-E Gaming motherboard features the AMD AM4 socket, designed to support a wide range of 3rd Gen Ryzen processors (Matisse) and 5000 Series Ryzen CPUs.

Featuring 4 DDR4 DIMM slots, the motherboard supports up to 128 GB of RAM, which provides smooth and fast performance. Equipped with 2× PCIe 4.0 x16 slots plus 1× PCIe 3.0 x16 and 2× PCIe 3.0 x1, it delivers enough slots to connect every gadget you need. Overall, this board is surely a great pick.

Product Features

AMD AM4 Socket and PCIe 4. 0: The perfect pairing for 3rd Gen AMD Ryzen CPUs.
RGB Lighting & Aura Sync.
SupremeFX S1220A.
The B550‑E includes 2× M.2 slots.

Add Product to List

Amazon

Out of Stock · Last Checked At: Oct 30, 2026

View on Amazon

As an Amazon Associate, PC Builder earns from qualifying purchases. Prices and availability are as of the date shown and may change. Affiliate Disclosure

Product Specification

CPU

Chipset : AMD B550

CPU Socket : AM4

Back Panel I/O

USB

2 x USB 3.1 / USB 3.2 Gen 2 Type-A

1 x USB 3.1 / USB 3.2 Gen 2 Type-C

4 x USB 2.0 Type-A

1 x USB 2.0 Type-C

Thunderbolt : None

Display

1 x DisplayPort 1.2

1 x HDMI 2.1

Audio : 5 x 3.5 mm

Ethernet / Controller : 1 x Intel I225V 2.5Gigabit

Wi-Fi Antenna : 2 x Connector

Buttons : BIOS Flashback

Memory

Memory Slots : 4 x 288-Pin

Memory Support : DDR4 2133, 2400, 2666, 2800, 3000, 3200, 3466, 3600, 3866, 4000, 4133, 4266, 4400 MHz

Maximum Capacity : 128 GB

Channel Architecture : Dual Channel

ECC Support : Non-ECC, ECC Unbuffered

Storage Expansion

SATA : 6 x SATA III

M.2

1 x M Key 2242, 2260, 2280, 22110 (PCIe 4.0 x4, SATA (Unspecified))

1 x M Key 2242, 2260, 2280, 22110 (PCIe 3.0 x4)

U.2 : None

RAID Support : RAID 0, 1, 10

Internal I/O

Expansion Slots

2 x PCIe 4.0 x16 (x16 mode)

1 x PCIe 3.0 x16 (x4 mode)

1 x PCIe 3.0 x1

USB

1 x USB 3.1 / USB 3.2 Gen 2 Header (Supports 1 USB Type-C Port)

1 x USB 3.1 / USB 3.2 Gen 1 Header (Supports 2 USB Type-A Port)

2 x USB 2.0 Header (Supports 4 USB Type-A Port)

Multi-GPU Support

2-Way NVIDIA SLI

3-Way AMD CrossFireX

Air Cooling

1 x 4-Pin CPU

3 x 4-Pin System

1 x 4-Pin Assistant

1 x Thermal Sensor

Liquid Cooling : 1 x 4-Pin Pump

Power Connectors

1 x 24-Pin Mainboard

1 x 8-Pin ATX

1 x 4-Pin ATX

LED Header : 4 x RGB

Audio

1 x Speaker

1 x S/PDIF

Diagnostics : Clear CMOS

Add-On : 1 x Thunderbolt Card Header

BIOS

ROM : 256 Mb

Front Panel I/O

I/O Connection Headers : AAFP, USB 3.1 / USB 3.2 Gen 1, USB 3.1 / USB 3.2 Gen 2

Audio

Audio Codec : SupremeFX S1220A (7.1-Channel)

Wireless

Bluetooth : 5.1

Wi-Fi : Wi-Fi 6 (802.11ax) (MU-MIMO)

Software

Supported Operating Systems : Windows 10 (64-Bit)

Physical

Form Factor : ATX

Packaging Info

Package Weight : 4.39 lb

Box Dimensions (LxWxH) : 13.6 x 10.8 x 3.2"