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Gigabyte B550M K AMD B550 Socket AM4 Micro ATX Motherboard, image 1 of 51 / 5

Gigabyte B550M K AMD B550 Socket AM4 Micro ATX Motherboard

From
£66.98
4 retailers
Usual price

In line with its usual price of £65.98 over the last 90 days.

Cheapest at Box
£66.98
Buy
See all 4 prices

Specifications

ChipsetB550
ColourBrown / Silver
Form FactorMicro ATX
Max Memory128 GB
MemoryDDR4
Memory Slots4
SocketAM4

Performance Benchmarks

Calculated Figures

Max Memory per Slot32GB
lowest 0median 48highest 256
128 GB max ÷ 4 slots

Calculated from this product's published specifications, not measured in testing. Ranked against other products in this category.

At a glance

Gigabyte B550M K AMD B550 Socket AM4 Micro ATX Motherboard is a Micro ATX motherboard for AM4 processors, with the B550 chipset and DDR4 memory support. It is listed at 4 UK shops, cheapest in stock at Box for £66.98 (checked 19 October 2026); in-stock prices run from £66.98 to £69.99. That is in line with its usual price of £65.98 over the last 90 days.

From the retailer

Dual NVMe PCIe 4.0/3.0 M.2 Connectors With NVMe PCIe 4.0/3.0 x4 and PCIe 3.0 x2 M.2 connectors onboard, GIGABYTE Motherboards bring users to experience NVMe mode or SATA mode connectivity for M.2 SSD devices. Delivering up to 64 Gb/s data transfer speed, the dual M.2 connectors design provides an ideal storage solution while also supporting in RAID modes GbE LAN with Bandwidth Management GbE LAN features a network bandwidth management application which helps to improve network latency and maintain low ping times to deliver better responsiveness in crowded LAN environments. HDMI 2.1 for 4K / 60P / 21:9 / HDCP 2.3 Support HDMI 2.1, which is backwards compatible with HDMI 2.0/ 1.4 and offering 48 Gb/s of bandwidth twice times more than previous generation. This unlocks the potential for users to transfer multiple video streams, as well as a native cinematic 21:9 ratio (which most movies are shot in), Full HDR and HDCP 2.3 support, to offer the best visual experience for viewers. The Industry's Leading LAN Static-Electricity & Surge Protection GIGABYTE motherboards use ICs with up to 3 times the ESD resistance levels compared to traditional ICs. This helps to better protect the motherboard and its components against potential damage caused by static electricity. GIGABYTE motherboards also feature special anti-surge ICs that protect your motherboard, and your PC from any surge in power delivery that may occur, helping to ensure that your PC is equipped to deal with any potentially irregular and inconsistent power delivery. Smart Fan 5 With Smart Fan 5 users can ensure that their gaming PC can maintain its performance while staying cool. Smart Fan 5 allows users to interchange their fan headers to reflect different thermal sensors at different locations on the motherboard. Not only that, with Smart Fan 5 more hybrid fan headers that support both PWM and Voltage mode fans have been introduced to make the motherboa

Where to Buy

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B
Box
In Stockchecked 1 hour ago
£66.98Buy Now
C
CCL Computers
In Stockchecked 1 hour ago
£66.99Buy Now
A
AWD-IT
In Stockchecked 37 minutes ago
£69.20Buy Now
E
Ebuyer
In Stockchecked 1 hour ago
£69.99Buy Now

* Prices may vary and are checked periodically rather than live.

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