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Deal.ai › ASUS
ASUS
Motherboard ASUS PRIME B550M-K
ASUS

Motherboard ASUS PRIME B550M-K

Best price now

$95.88at Ingenieria Servirent ShopChecked Nov 10

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Price facts

  • Last seen at $95.88 at Ingenieria Servirent Shop on Nov 10.

Our take on the Motherboard ASUS PRIME B550M-K

The ASUS PRIME B550M-K is a micro ATX motherboard for AMD AM4 Ryzen chips, built on the B550 chipset. It has four DDR4 slots rated to 128 GB, PCIe 4.0 for a current graphics card and NVMe drive, and legacy D-Sub, DVI and HDMI outputs for older monitors. It suits budget builders who want a current platform without paying for Wi-Fi, big VRM heatsinks or premium audio. Against pricier B550 boards it gives up overclocking headroom on high-core CPUs and some connectivity, but covers the basics for a mid-range gaming or office build.

Best forBudget AM4 gaming buildsOffice and home PCs with older monitorsBuilders who need DVI or VGA outputFirst-time PC builders
Pros
  • PCIe 4.0 for graphics and NVMe on Ryzen 5000
  • Four DDR4 slots, up to 128 GB
  • D-Sub, DVI and HDMI outputs cover old and new displays
  • Micro ATX fits small cases
  • Simple, well-labeled layout for beginners
Cons
  • No built-in Wi-Fi or Bluetooth
  • Basic VRM and small heatsinks limit high-core overclocking
  • No USB-C on the rear panel
  • Only two case fan headers
  • Legacy D-Sub and DVI take space newer boards use for more ports

Motherboard ASUS PRIME B550M-K prices at every store

  • Ingenieria Servirent ShopNew

    In stockShips from Mexico · priced in MXN (MX$1,784.68) · duties may applyReturn policy

    $95.88Checked Nov 10
    Visit Ingenieria Servirent Shop

What reviewers say

Owners of budget AM4 builds generally find it stable and easy to set up, with the video outputs and PCIe 4.0 cited as useful for the money. Criticism centers on the thin feature set: no Wi-Fi, limited fan headers and modest power delivery for top-tier chips.

What people mention
  • ValuePraisedBuyers say it covers the essentials of a B550 build without paying for extras they don't use.
  • SetupPraisedOwners report straightforward assembly and a BIOS that detects common Ryzen chips without fuss.
  • ConnectivityCriticisedReviewers note the lack of Wi-Fi and USB-C and call the rear port selection basic.
  • Power deliveryMixedIt handles mid-range Ryzen CPUs fine, but users pairing it with high-core chips report warm VRMs.
  • Display outputsPraisedThe D-Sub, DVI and HDMI trio is valued by people reusing older monitors.

About the Motherboard ASUS PRIME B550M-K

The ASUS PRIME B550M-K is a Micro ATX motherboard for AMD Ryzen processors. It uses the AM4 socket and supports DDR4 SDRAM memory, up to 128 GB.

It offers PCIe 4.0 support and SATA 6 Gbps storage connections. For video output, it has HDMI, D-Sub and DVI ports.

Brand
ASUS
Model
PRIME B550M-K
Form factor
Micro ATX
Processor family
AMD
CPU socket
Socket AM4
Compatibility
AMD Ryzen AM4 processors
Memory type
DDR4 SDRAM
Max memory
128 GB
Expansion
PCIe 4
Storage
SATA 6 Gbps
Video ports
HDMI, D-Sub, DVI

Questions and answers

Does it support Ryzen 5000 processors?
Yes. The B550 chipset supports Ryzen 5000 series chips on socket AM4, along with most 3000 series parts. Very old Ryzen 1000 and 2000 chips are not supported.
Does it have Wi-Fi?
No. There is no wireless module, so you need an Ethernet cable or a separate Wi-Fi card or USB adapter.
Can I use two graphics cards?
No. It has a single PCIe 4.0 x16 slot for a graphics card, plus smaller slots for add-in cards.
How much memory can I install?
Four DDR4 slots take up to 128 GB total. Dual-channel kits in slots A2 and B2 give the best performance.
What is in the box?
The board, a rear I/O shield, SATA cables and the manual. Check the specific listing for the exact accessory bundle.
Is it good for overclocking?
Only lightly. The VRM and cooling are modest, so it suits mild overclocks on mid-range chips rather than pushing a high-core Ryzen hard.
Where is the Motherboard ASUS PRIME B550M-K cheapest?
At Ingenieria Servirent Shop, for $95.88, as of our latest check.

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