ASRock B550 Phantom Gaming 4 Motherboard, AMD AM4, ATX, AMD B550, 4x DDR4 up to 128GB, 2x PCIe x16, 1x M.2 PCIe Gen4 x4, 4x SATA3, GbE LAN, No Wi-Fi, HDMI 2.1 4K60Hz, Nahimic Audio

• Socket: AM4
• CPU Compatibility: AMD Ryzen 5000 / 4000 / 3000 Series (not compatible with Ryzen 5 3400G or Ryzen 3 3200G)
• Chipset: AMD B550
• Form Factor: ATX
• Memory Slots: 4x DDR4
• M.2 Compatibility: 1x PCIe Gen4 x4 (Hyper M.2)
• Wi-Fi: No

ASRock B550 Phantom Gaming 4 Motherboard
A mid-range AMD AM4 ATX motherboard based on the B550 chipset. Supports Ryzen 3000, 4000, and 5000 Series processors. Note: not compatible with Ryzen 5 3400G or Ryzen 3 3200G. Features four DDR4 slots (up to 128GB, DDR4-4733+ OC, XMP), one Hyper M.2 (PCIe Gen4 x4 with Matisse/5000 or Gen3 x4 with APUs; supports 2260/2280/22110 formats), four SATA3 ports, two PCIe x16 slots (primary Gen4x16 with Matisse), Realtek GbE LAN, HDMI 2.1 (APU), Nahimic Audio, and generous fan and RGB headers. No Wi-Fi. ASRock Super Alloy with 8-phase Digi Power design and 2oz copper PCB.

UK-based seller
Tracked delivery across the UK
Genuine product from trusted distributors

Key Features
Socket: AM4; Chipset: AMD B550
CPU support: Ryzen 3000 / 4000 / 5000 Series (not compatible with Ryzen 5 3400G / Ryzen 3 3200G)
Form factor: ATX (30.5 x 24.4cm); 2oz copper PCB
Memory: 4x DDR4 DIMM; max 128GB; DDR4-4733+(OC); XMP support
GPU slots: 1x PCIe 4.0 x16 (Gen4x16 with Matisse/5000; Gen3x16 with APU), 1x PCIe x16 (Gen3 x4 mode), 2x PCIe 3.0 x1
CrossFireX supported
M.2: 1x Hyper M.2 PCIe Gen4 x4 / Gen3 x4 (64Gb/s or 32Gb/s); supports 2260/2280/22110 formats
SATA: 4x SATA3 6Gb/s (RAID 0/1/10)
Display (APU only): 1x HDMI 2.1 (max 4K@60Hz)
LAN: Realtek RTL8111H GbE (1Gbps); Wi-Fi: None
USB rear: 6x USB 3.2 Gen1
USB front headers: 2x USB 3.2 Gen1, 4x USB 2.0
Audio: Realtek ALC1200 7.1 CH HD + Nahimic Audio
Power: 8-phase Digi Power; 24-pin ATX + 8-pin + 4-pin 12V
Fan headers: 1x CPU (4-pin), 1x CPU/Water Pump (4-pin), 4x Chassis/Water Pump (4-pin Smart Fan)
RGB: 2x ARGB headers, 2x RGB headers
POST Status Checker (PSC) LED diagnostic
BIOS: AMI UEFI; ASRock Instant Flash

Technical Specifications
Model: B550 Phantom Gaming 4
Socket: AMD AM4
Chipset: AMD B550
Form Factor: ATX
Memory: 4x DDR4 DIMM; max 128GB; DDR4-4733+(OC)
PCIe: 1x PCIe 4.0 x16, 1x PCIe x16 (Gen3 x4), 2x PCIe 3.0 x1
M.2: 1x Hyper M.2 (PCIe Gen4 x4 / Gen3 x4; 2260/2280/22110)
SATA: 4x SATA3 6Gb/s (RAID 0/1/10)
Display Output: 1x HDMI 2.1 (4K@60Hz; APU required)
USB (Rear): 6x USB 3.2 Gen1
LAN: Realtek RTL8111H 1GbE
Wi-Fi: No
Audio: Realtek ALC1200 7.1 CH HD + Nahimic
Power Phases: 8 (Digi Power)
RGB Headers: 2x ARGB, 2x RGB
Dimensions: 30.5 x 24.4cm

Package Contents
B550 Phantom Gaming 4 motherboard
Quick installation guide
I/O shield
2x SATA data cables
1x M.2 screw

Product Identification
Model: B550 Phantom Gaming 4
MPN: B550 PHANTOM GAMING 4
EAN: 4710483931499

Delivery & Fulfilment

This product is sold by TechFinder UK, a UK-based sole trader business.

All hardware is sourced through established distribution partners.

Orders are dispatched within 1–2 business days with tracked delivery across the United Kingdom.

Why Buy from TechFinder UK?

• UK-based sole trader — genuine products, real accountability
• Sourced through established distribution partners
• Secure checkout with buyer protection
• Tracked UK delivery, dispatched within 1–2 business days
• Pre- and post-purchase support available