ASUS ROG STRIX B550-E Gaming Official Specifications

Model: ROG STRIX B550-E GAMING Form Factor: ATX, 30.5 cm × 24.4 cm

CPU

• Socket: AM4
• Chipset: AMD® B550
• Supported CPU: AMD Ryzen™ 3000 / 4000G / 5000 series desktop processors (supports CPU overclock)
• Power Connector: 24-pin ATX main power, 8-pin + 4-pin ProCool II CPU power
• VRM: 14+2 teamed power stages

Memory

• 4 × DDR4 DIMM slots, Dual Channel
• Max Capacity: 128GB (32GB per DIMM)
• Memory Type: Non-ECC unbuffered DDR4
• Memory Speed: DDR4 up to 5100+ MHz (OC, A-XMP), ASUS OptiMem II
• Support AMD A-XMP

Expansion Slots

• 2 × PCIe 4.0 x16 SafeSlot reinforced (x16 / x8+x8 dual GPU)
• 1 × PCIe 3.0 x16 (chipset lane, runs at x4 bandwidth)
• 2 × PCIe 3.0 x1
• Multi-GPU: AMD CrossFire™ supported

Storage

• 2 × M.2 M-key slots:
  • M.2_1: PCIe4.0 x4 / SATA dual mode (2242/2260/2280/22110)
  • M.2_2: PCIe3.0 x4 / SATA dual mode
• 6 × SATA III 6Gb/s ports
• RAID: RAID 0 / 1 /10
• Dual M.2 heatsinks included

Rear I/O Panel

• 1 × USB3.2 Gen2 Type-C (10Gbps)
• 4 × USB3.2 Gen2 Type-A (10Gbps)
• 2 × USB3.2 Gen1 Type-A
• 2 × USB2.0 Type-A
• 1 × HDMI 2.1
• 1 × DisplayPort 1.2
• 1 × Realtek RTL8125BG 2.5G Ethernet (LANGuard)
• Intel Wi‑Fi 6 AX200 + Bluetooth 5.1
• 5 × Audio jacks + Optical S/PDIF out

Note: Onboard Wi‑Fi 6 & Bluetooth 5.1 built-in

Internal Headers

• 1 × Front USB3.2 Gen2 Type-C header
• 1 × USB3.2 Gen1 front header
• 2 × USB2.0 front headers
• Fan headers:1×CPU Fan,1×CPU OPT,1×AIO Pump,3×Chassis Fan
• 2 × Addressable Gen2 RGB headers & 2 × RGB headers
• Onboard TPM header
• Chassis intrusion header

Audio

• Realtek S1200A SupremeFX Audio Codec
• 7.1 Channel HD Audio, DTS:X Ultra, isolated audio PCB, premium Japanese capacitors

Special Features

• ROG Strix full armor & VRM heatsink
• 6-layer PCB
• Aura Sync RGB lighting
• BIOS FlashBack (update BIOS without CPU/RAM)
• Q-Code debug LED
• 5X Protection III
• Pre-installed I/O shield

Supported OS

Windows®10 64-bit, Windows®11 64-bit

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