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Main image of 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)

Alt view image 2 of 8 - 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)

Alt view image 3 of 8 - 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)

Alt view image 4 of 8 - 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)

Alt view image 5 of 8 - 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)

Alt view image 6 of 8 - 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)

Alt view image 7 of 8 - 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)

Alt view image 8 of 8 - 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)

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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)

Item #: 9SIVT66M4H7676
Mfr. Part #: STRIX B550-E GAMING
UNSPSC: 43201513

(85) Write a Review

BIOS update might require for AMD Zen 3 Ryzen 5000 series CPU
AMD AM4 Socket and PCIe 4.0: The perfect pairing for 3rd Gen AMD Ryzen CPUs
Robust Power Design: 14+2 DrMOS power stages with high-quality alloy chokes and durable capacitors provide reliable power for the latest high-core-count AMD CPUs
Optimized Thermal Solution: Fanless VRM and chipset heatsinks with ASUS Stack Cool 3+ design keep your system running reliably under heavy load by enhancing passive cooling capacity for critical onboard components.
High-performance Gaming Networking: On-board WiFi 6 (802.11ax), Bluetooth V5.1 and 2.5 Gb LAN with ASUS LANGuard
Best Gaming Connectivity: Supports HDMI 2.1 (4K@60HZ) and DisplayPort 1.2 output, featuring dual M.2 slots (NVMe SSD) - one with PCIe 4.0 x4 connectivity, USB 3.2 Gen 2 front panel Type-C connector, USB 3.2 Gen 2 Type-C port, USB Audio Type-C bundled with 3.5mm adapter cable and Thunderbolt 3 header

Overview

Specs

Reviews (85)

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)

Model
Brand	ASUS
Series	ROG
Model	STRIX B550-E GAMING

Supported CPU
CPU Socket Type	AM4
CPU Type	BIOS update might require for AMD Zen 3 Ryzen 5000 series CPU. Refer to ASUS website for CPU support list.

Chipsets
Chipset	AMD B550

Memory
Number of Memory Slots	4x288pin (DDR4)
Memory Standard	3rd Gen AMD Ryzen Processors DDR4 4600(O.C)/ 4400(O.C)/ 4266(O.C.)/ 4133(O.C.)/ 4000(O.C.)/ 3866(O.C.)/ 3600(O.C.)/ 3466(O.C.)/ 3200/ 3000/ 2800/ 2666/ 2400/ 2133 MHz Un-buffered Memory Next Generation AMD Ryzen PRO Processors DDR4 5100(O.C)/ 4800(O.C.)/ 4600(O.C)/ 4400(O.C)/ 4266(O.C.)/ 4133(O.C.)/ 4000(O.C.)/ 3866(O.C.)/ 3600(O.C.)/ 3466(O.C.)/ 3200/ 3000/ 2800/ 2666/ 2400/ 2133 MHz Un-buffered Memory * Refer to www.asus.com for the Memory QVL (Qualified Vendors Lists).
Maximum Memory Supported	128GB
Channel Supported	Dual Channel

Expansion Slots
PCI Express 4.0 x16	3rd Gen AMD Ryzen Processors 2 x PCIe 4.0 x16 (x16 or dual x8)
PCI Express 3.0 x16	AMD B550 Chipset 1 x PCIe 3.0 x16 (x4 mode) * * Share bandwidth with PCIe3.0 x1_1, PCIe3.0 x1_2
PCI Express x1	2 x PCIe 3.0 x1

Storage Devices
Serial ATA (SATA)	6 x SATA 6Gb/s
M.2	3rd Gen AMD Ryzen Processors: 1 x M.2_1 socket 3, with M key, type 2242/2260/2280/22110 storage devices support (SATA & PCIe 4.0 x4 mode) AMD B550 Chipset: 1 x M.2_2 socket 3, with M key, type 2242/2260/2280/22110 storage devices support (SATA & PCIE 3.0 x4 mode)* * When the M.2_2 Socket 3 is populated, SATA6G_5/6 ports will be disabled.
SATA RAID	0/1/10

Onboard Video
Onboard Video Chipset	Integrated Graphics Processor 1 x DisplayPort 1.2 1 x HDMI 2.1 (4K@60HZ) * Graphics specifications may vary between CPU types.

Onboard Audio
Audio Chipset	ROG SupremeFX High Definition Audio CODEC S1220A
Audio Channels	7.1 Channels * Due to limitations in HDA bandwidth, 32-Bit/192 kHz is not supported for 7.1-Channel audio.

Onboard LAN
LAN Chipset	Intel I225-V
Max LAN Speed	2.5Gbps
Wireless LAN	Intel Wi-Fi 6 AX200 2x2 Wi-Fi 6 (802.11 a/b/g/n/ac/ax) support 1024QAM/OFDMA/MU-MIMO Supports dual band frequency 2.4/5 GHz Supports channel bandwidth: HT20/HT40/HT80/HT160
Bluetooth	Bluetooth v5.1* * BT 5.1 function will be ready in Windows 10 build 19041 or later.

Rear Panel Ports
Back I/O Ports	1 x Intel I225-V 2.5Gb Ethernet 1 x DisplayPort 1 x HDMI 3 x USB 3.2 Gen 2 (2 x Type-A+1 x USB Type-C) 5 x USB 2.0 (1 for audio USB Type-C) 5 x Audio jack(s) 1 x BIOS FlashBack Button(s) ASUS Wi-Fi module (Wi-Fi 802.11 a/b/g/n/ac and Bluetooth v5.0)

Internal I/O Connectors
Onboard USB	1 x USB 3.2 Gen2 connector support additional 1 USB ports (20-pin, Type-C) 1 x USB 3.2 Gen 1(up to 5Gbps) connector(s) support(s) additional 2 USB 3.2 Gen 1 port(s) 2 x USB 2.0 connector(s) support(s) additional 4 USB 2.0 port(s)
Other Connectors	1 x CPU Fan connector(s) 1 x CPU OPT Fan connector(s) 3 x Chassis Fan connector(s) 1 x AIO_PUMP connector 1 x AAFP connector 2 x Aura RGB Strip Header(s) 2 x Addressable Gen 2 header(s) 1 x Thunderbolt header(s) 1 x System panel(s) 1 x Thermal sensor connector(s) 1 x Clear CMOS jumper(s) 1 x Q-Code

Physical Spec
Form Factor	ATX
LED Lighting	RGB
Dimensions (W x L)	12.0" x 9.6"
Power Pin	1 x 24-pin EATX Power connector(s) 1 x 8-pin ATX 12V Power connector(s) 1 x 4-pin ATX 12V Power connector(s)

Software Feature
Windows 11	Supported

Features
Features	Multi-GPU Support: Supports NVIDIA 2-Way SLI Technology Supports AMD 3-Way CrossFireX Technology Software Features: ROG Exclusive Software - RAMCache III - ROG CPU-Z - GameFirst VI - Sonic Studio III + Sonic Studio Virtual Mixer - Sonic Radar III - DTS Sound Unbound - Overwolf - Anti-virus software ASUS Exclusive Software Features Armoury Crate - Aura Creator - Aura Sync Ai noise cancelling microphone AI Suite 3: - 5-way Optimization TPU EPU DIGI+ VRM Fan Xpert 4 Turbo APP - EZ update WinRAR UEFI BIOS ASUS EZ DIY - ASUS CrashFree BIOS 3 - ASUS EZ Flash 3 - ASUS UEFI BIOS EZ Mode FlexKey ASUS Special Features: Aura Sync - Standard RGB header(s) - Addressable Gen 2 RGB header(s) ASUS Q-Design - ASUS Q-CODE - ASUS Q-DIMM - ASUS Q-LED (DRAM [yellow], CPU [red], VGA [white], Boot Device [yellow green) - ASUS Q-Slot ASUS Thermal Solution - Aluminum M.2 heatsink ASUS EZ DIY - BIOS Flashback button - BIOS FlashBack LED - Clear CMOS header - Procool - Pre-mounted I/O shield - SafeSlot Rear audio USB Type-C connector BIOS: 256MB Flash ROM, UEFI AMI BIOS Manageability: WOL by PME, PXE Operating System: Windows 10 64-bit

Packaging
Package Contents	Accessories: User's manual 4 x SATA 6Gb/s cable(s) 1 x Supporting DVD 1 x ROG Strix stickers 1 x Cable ties pack(s) 1 x Extension Cable for RGB strips (80 cm) 1 x Extension cable for Addressable LED 1 x ROG Thank you card 1 x Wi-Fi moving antenna 1 x M.2 SSD screw package(s) 1 x M.2 Rubber Package(s) 1 x ROG audio USB Type-C cable 1 ROG key chain

Additional Information
First Listed on Newegg	August 13, 2026

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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)

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Item#: 9SIVT66M4H7676

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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)

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