ASRock B550M-ITX/AC AM4 AMD B550 Mini ITX AMD Motherboard
ASRock B550M-ITX/AC AM4 AMD B550 Mini ITX AMD Motherboard
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ASRock B550M-ITX/AC AM4 AMD B550 Mini ITX AMD Motherboard

|13 ratings

Key item features

  • Compact Form: This ASRock motherboard features a Mini ITX form factor, suitable for space-efficient and small-footprint PC builds.
  • Core Chipset: Equipped with the AMD B550 chipset, it establishes a modern and foundational platform for system operation.
  • Processor Support: Compatible with 3rd Gen and future AMD AM4 Ryzen processors; however, it does not support AMD Ryzen 5 3400G or Ryzen 3 3200G.
  • Zen 3 Update: A BIOS update may be required to enable full compatibility with AMD Zen 3 Ryzen 5000 series CPUs.
  • Versatile Memory: Supports high-speed DDR4 memory for Ryzen CPUs (Matisse) up to 4600+(OC) and APUs up to 4733+(OC), including ECC and non-ECC un-buffered options.
  • ECC Condition: ECC memory support for Ryzen series CPUs (Picasso and Raven Ridge) is exclusively available with their respective PRO CPU models.
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Specs

Cpu socket type, Socket AM4Motherboard form factor, Mini ITXProc. brand, ASRockMax RAM, 64 GBInputs/Outputs, Outputs - USB 2.0, HDMI, DisplayPortBrand, ASRock

About this item

Product details

The item in this listing is a brand new sealed product in its original manufacture retail packaging. This product will come with a Minimum 1 year warranty.
ASRock B550M-ITX/AC AM4 AMD B550 Mini ITX AMD Motherboard
• AMD B550
• Supports 3rd Gen AMD AM4 Ryzen / future AMD Ryzen Processors *
• * Not compatible with AMD Ryzen 5 3400G and Ryzen 3 3200G.
• * BIOS update might require for AMD Zen 3 Ryzen 5000 series CPU. Refer to ASRock website for CPU support list.
• AMD Ryzen series CPUs (Matisse) support DDR4 4600+(OC)/ 4533(OC)/ 4466(OC)/ 4400(OC)/ 4333(OC)/ 4333(OC)/ 4266(OC)/ 4200(OC)/ 4133(OC)/ 4000(OC)/ 3866(OC)/ 3800(OC)/ 3733(OC)/ 3600(OC)/ 3466(OC)/ 3200/ 2933/ 2667/ 2400/ 2133 ECC & non-ECC, un-buffered memory*
• AMD Ryzen series APUs support DDR4 4733+(OC)/ 4666(OC)/ 4600(OC)/ 4533(OC)/ 4466(OC)/ 4400(OC)/ 4333(OC)/ 4266(OC)/ 4200(OC)/ 4133(OC)/ 4000(OC)/ 3866(OC)/ 3800(OC)/ 3733(OC)/ 3600(OC)/ 3466(OC)/ 3200/ 2933/ 2667/ 2400/ 2133 ECC & non-ECC, un-buffered memory*
• * For Ryzen Series CPUs (Picasso and Raven Ridge), ECC is only supported with PRO CPUs.
  • BIOS update might require for AMD Zen 3 Ryzen 5000 series CPU
  • AMD B550
  • Supports 3rd Gen AMD AM4 Ryzen / future AMD Ryzen Processors
  • AMD Ryzen series CPUs (Matisse) support DDR4 4600+(OC)/ 4533(OC)/ 4466(OC)/ 4400(OC)/ 4333(OC)/ 4333(OC)/ 4266(OC)/ 4200(OC)/ 4133(OC)/ 4000(OC)/ 3866(OC)/ 3800(OC)/ 3733(OC)/ 3600(OC)/ 3466(OC)/ 3200/ 2933/ 2667/ 2400/ 2133 ECC & non-ECC, un-buffered memory
  • AMD Ryzen series APUs support DDR4 4733+(OC)/ 4666(OC)/ 4600(OC)/ 4533(OC)/ 4466(OC)/ 4400(OC)/ 4333(OC)/ 4266(OC)/ 4200(OC)/ 4133(OC)/ 4000(OC)/ 3866(OC)/ 3800(OC)/ 3733(OC)/ 3600(OC)/ 3466(OC)/ 3200/ 2933/ 2667/ 2400/ 2133 ECC & non-ECC, un-buffered memory
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Specifications

Cpu socket type

Socket AM4

Motherboard form factor

Mini ITX

Proc. brand

ASRock

Max RAM

64 GB

Warranty

Warranty information

Limited Warranty period (parts): 1095 days Limited Warranty period (labor): 1095 days

Please be aware that the warranty terms on items offered for sale by third party Marketplace sellers may differ from those displayed in this section (if any). To confirm warranty terms on an item offered for sale by a third party Marketplace seller, please use the 'Contact seller' feature on the third party Marketplace seller's information page and request the item's warranty terms prior to purchase.

Customer ratings & reviews

4.3 out of 5 stars
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13 ratings9 reviews
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Showing 1-3 of 9 reviews

Nov 8, 2026
Reviewer name: anonymous
Sold and shipped byNewegg Inc.
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

The good

good works pretty good, used pc gift. yep all good.. so far.

Incentivized Review
Helpful?5V7PUFAXMIO6507386684
Aug 22, 2026
Reviewer name: Ruby
Sold and shipped byNewegg Inc.
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Worked great

Incentivized Review
Helpful?5V7PUFAXMIO6507386684
Oct 22, 2026
Reviewer name: ROBERT
Sold and shipped byNewegg Inc.
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Buy it

Great deal on a ITX

Incentivized Review
Helpful?5V7PUFAXMIO6507386684
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