Slickdeals is community-supported.  We may get paid by brands for deals, including promoted items.
popular
jk6812 | Staff 1.3K Views
Today 8:16 AM

GIGABYTE B550M K AMD B550 AM4 Micro-ATX Motherboard $69.30 + Free Shipping

$69

Amazon
Get Deal at Amazon

Why are you downvoting this deal?

Good Deal?
3Comments
Save
Share
Deal Details
Amazon [amazon.com] has GIGABYTE B550M K AMD B550 AM4 Micro-ATX Motherboard on sale for $69.30. Shipping is free.

From Merchant's Product Page:
  • Specs:
    • Socket: AM4
    • Chipset: AMD B550
    • Form Factor: Micro-ATX
    • CPU Support: AMD Ryzen 5000 / Ryzen 5000 G-Series / Ryzen 4000 G-Series / Ryzen 3000 Series
    • Memory: 4x DDR4 DIMM Slots (Dual Channel, ECC/Non-ECC Unbuffered, up to 128GB, up to 4733MHz)
    • Storage: 4x SATA 3 Ports, 1x M.2 (PCIe 4.0/3.0, NVMe)
    • Expansion: 1x PCIe 4.0 x16 Slot, 1x PCIe x1 Slot
    • Audio: S/PDIF Optical Output
    • Networking: 1x RJ-45 Ethernet
    • Video Output: 1x HDMI
    • Power: 24-Pin ATX Main Connector
    • Weight: 1.32 lbs.
    • Model: B550M K
  • Features:
    • PCIe 4.0 x16 slot with Ultra Durable reinforcement
    • M.2 PCIe 4.0/3.0 dual NVMe support
    • High-quality audio capacitors with audio noise protection


Ports:
  • 2x USB 3.2 Gen 1 (rear)
  • 4x USB 2.0 (rear)
  • 1x HDMI
  • 1x RJ-45 Ethernet
  • 1x S/PDIF Optical Out

Don't have Amazon Prime?
Community Notes
About the Poster
Deal Details
Community Notes
About the Poster
Amazon [amazon.com] has GIGABYTE B550M K AMD B550 AM4 Micro-ATX Motherboard on sale for $69.30. Shipping is free.

From Merchant's Product Page:
  • Specs:
    • Socket: AM4
    • Chipset: AMD B550
    • Form Factor: Micro-ATX
    • CPU Support: AMD Ryzen 5000 / Ryzen 5000 G-Series / Ryzen 4000 G-Series / Ryzen 3000 Series
    • Memory: 4x DDR4 DIMM Slots (Dual Channel, ECC/Non-ECC Unbuffered, up to 128GB, up to 4733MHz)
    • Storage: 4x SATA 3 Ports, 1x M.2 (PCIe 4.0/3.0, NVMe)
    • Expansion: 1x PCIe 4.0 x16 Slot, 1x PCIe x1 Slot
    • Audio: S/PDIF Optical Output
    • Networking: 1x RJ-45 Ethernet
    • Video Output: 1x HDMI
    • Power: 24-Pin ATX Main Connector
    • Weight: 1.32 lbs.
    • Model: B550M K
  • Features:
    • PCIe 4.0 x16 slot with Ultra Durable reinforcement
    • M.2 PCIe 4.0/3.0 dual NVMe support
    • High-quality audio capacitors with audio noise protection


Ports:
  • 2x USB 3.2 Gen 1 (rear)
  • 4x USB 2.0 (rear)
  • 1x HDMI
  • 1x RJ-45 Ethernet
  • 1x S/PDIF Optical Out

Don't have Amazon Prime?

Community Voting

Deal Score
+8
Good Deal
Bad Deal

Why are you downvoting this deal?

Join The Conversation

Share your experience with the Slickdeals community

Share information with the community. Please follow our Community Guidelines and be kind!

3 Comments

Sign up for a Slickdeals account to remove this ad.

Today 12:52 PM
5 Comments
Joined Feb 2026
rebelbwToday 12:52 PM
5 Comments
No heatsinks, I'll pass
Today 1:19 PM
210 Comments
Joined Oct 2015
allstar0419Today 1:19 PM
210 Comments
I don't recommend this board since you can get something much better with wifi for not a lot more. This board has poor VRMs that will power limit higher wattage CPUs. Use this for a Ryzen 3/5 only.

If you're looking to do an AM4 build look for Newegg bundles or if you just need a budget motherboard I recommend the MSI B550 PRO VDH WiFi.
Last edited by allstar0419 September 30, 2026 at 06:22 AM.
Today 2:08 PM
385 Comments
Joined Aug 2012
dizzymon247Today 2:08 PM
385 Comments
🔌 Physical & Design Quirks

The low price is reflected in the physical components and layout.
  • Fragile Front USB 3.0 Header: A recurring complaint is that the plastic housing on the USB 3.0 header is weak and pulls off with the cable when disconnecting. Users have had the plastic grip detach during a case swap .
  • Confusing M.2 Latch: The M.2 SSD retention mechanism uses a plastic push-pin style latch that is not intuitive to remove. Many users struggle with it and wish for a simple screw .
  • Only 2 Fan Headers: The board has one CPU fan header and only one system fan header, which is very limiting for airflow, especially in a case with multiple fans .
  • RAM Slot Clearance: The RAM slots are very close to the CPU socket. Large CPU air coolers can overhang and block the first RAM slot, making it difficult to install or remove memory .
🔌 Connectivity & Reliability Issues

Several users have experienced functional failures that go beyond just poor performance.
  • Dead LAN Ports: There are multiple reports of the onboard Ethernet port failing completely after a month or two of use .
  • Random Reboots & Instability: Some users report random reboots, which were sometimes tied to specific BIOS versions (like F7). Another user found that updating the chipset driver caused a reboot loop due to power delivery issues on the first core .
  • USB Port Problems: Beyond the physical header, some users report USB ports simply stopping working or causing keyboard input errors (like double-typing) .
  • Secure Boot "Bricking": One user reported that enabling Secure Boot for a game actually "bricked" the motherboard, rendering it unusable .

Join The Conversation

Share your experience with the Slickdeals community

Share information with the community. Please follow our Community Guidelines and be kind!