Compare prices

5 offers

Disclaimer: While we strive for accuracy, we cannot guarantee that the prices, features, or shipping info is complete or error-free. Please confirm the product details with the retailer before making a purchase.

Our site contains affiliate links for which we may be compensated
Advertiser Disclosure

The Verdict

The GIGABYTE B550M K is a high-utility foundation for builders who prioritize PCIe 4.0 throughput and memory capacity over aesthetic fluff. Unlike many entry-level boards that limit you to two RAM slots, this model provides four DDR4 DIMM slots, supporting up to 128GB of RAM. This makes it an ideal choice for budget workstations or memory-intensive multitasking. Users consistently praise the inclusion of dual NVMe M.2 connectors, ensuring you can run a high-speed Gen4 boot drive alongside a secondary storage disk without cable clutter.

Value vs. Trade-off:
The primary trade-off is the unshielded VRM design. Without heatsinks on the power delivery modules, this board is not built for overclocking or high-TDP chips like the Ryzen 9 series; it is best matched with 65W processors like the Ryzen 5600 or 5700X. Additionally, the rear I/O is lean, offering basic connectivity that may require a USB hub for peripheral-heavy setups.

The Verdict:
While the lack of thermal armor and sparse port selection are clear cost-cutting measures, they are easily justified by the aggressive price point. You are paying for the B550 chipset’s core advantages—specifically PCIe 4.0 support for modern GPUs and high-speed storage—rather than unnecessary RGB or plastic shrouds. For a mid-range gaming rig or a cost-effective productivity PC, the B550M K is a smart buy because it puts your money exactly where the performance is.

Compare with similar products

PriceRank
PriceRank
PriceRank
PriceRank
PriceRank
—
PriceRank
PriceRank
Rating
ModelB550M KB550M KB550M AORUS ELITE AXB550M GAMING X WIFI6PRO B550M-PB550M PRO-VDH WIFIPRIME B550M-A WIFI II
BrandGigabyteGigabyteGigabyteGigabyteMSIMSIASUS
Socket TypeAM4AM4AM4AM4AM4AM4AM4
Form FactorMicro-ATXMicro-ATXMicro-ATXMicro-ATXMicro-ATXMicro-ATXMicro-ATX
ChipsetB550MB550MB550MB550MB550MB550MB550M
M2 SlotsM2 Slot x 2M2 Slot x 2M2 Slot x 2M2 Slot x 2M2 Slot x 2M2 Slot x 2M2 Slot x 2
Memory TypeDDR4DDR4DDR4DDR4DDR4DDR4DDR4
GPU PCIePCIe 4.0PCIe 4.0PCIe 4.0PCIe 4.0PCIe 4.0PCIe 4.0PCIe 4.0

About this product

  • Supports AMD Ryzen 5000 Series/Ryzen 5000 G-Series/ Ryzen 4000 G-Series and Ryzen 3000 Series Processors
  • Dual Channel ECC/Non-ECC Unbuffered DDR4, 4 DIMMs
  • Ultra Durable PCIe 4.0 Ready x16 Slot
  • Ultra Fast M.2 PCIe 4.0/3.0 Dual NVMe Connectors
  • High quality audio capacitors and audio noise protection for maximum audio quality

Specifications

Brand
Gigabyte
Model
B550M K
Form Factor
Micro-ATX
Max Memory
128 GB Max Memory
Memory Type
DDR4
Socket
AM4
Chipset
B550M
M2 Slots
M2 Slot x 2
GPU PCIe
PCIe 4.0
Brand
Gigabyte
Width
9.60628 inches
Height
1.37795 inches
Depth
9.60628 inches
Weight
1.322773572 Pounds
Colour
Black
Released
2023-09-27T00:00:01Z
Part number
B550M K
Manufacturer
GIGABYTE
EAN
4719331852764
GTIN
04719331852764

Where to buy

All 5 offers ↑