ASRock

ASRock AMD A55 FCH ATX DDR3 1333 AMD-FM1 Motherboards A55 PRO3

Name: ASRock AMD A55 FCH ATX DDR3 1333 AMD-FM1 Motherboards A55 PRO3
Brand: ASRock
SKU: B005M2KYLQ

Bottom line: The ASRock AMD A55 FCH ATX DDR3 1333 AMD-FM1 Motherboards A55 PRO3 is a specs-and-price decision rather than a crowd-consensus one in the retro motherboards category. Check the specification table below against one or two close alternatives — on price and spec fit, not on star ratings.

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By Mike Perry, Founder & Editor-in-Chief · Listing data updated 2026-10-19

Mike Perry — Hardware researcher since 2014. For retro PC hardware and period-correct parts, synthesises manufacturer documentation, community compatibility lists and marketplace listings rather than first-hand lab testing. Core beat: GPU performance across gaming, rendering, and local-LLM inference. About the author →

Pros & Cons

Pros

✓ CPU: Socket FM1 Support AMD A8/A6/A4/E2/ Athlon/ Sempron Processors

Cons

✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
✗ Used and vintage listings vary by seller and condition — check the listing photos, description and return terms before buying

Manufacturer description

ASRock A55 PRO3 Socket FM1/ AMD A55 FCH/ AMD Quad CrossFireX/ SATA3&USB3.0/ A&GbE/ ATX Motherboard

SpecPicks Verdict

SpecPicks scored ASRock AMD A55 FCH ATX DDR3 1333 AMD-FM1 Motherboards A55 PRO3 using a rating × review-volume × price-fit model applied to published specs and reviews across the retro motherboards category. ASRock's retro motherboards lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for retro motherboards of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.

Key Features

CPU: Socket FM1 Support AMD A8/A6/A4/E2/ Athlon/ Sempron Processors
Chipset: AMD A55 FCH (Hudson-D2)
Slots: 2x PCI-Express 2.0 x16 Slots(one run at x4; Supports AMD Quad CrossFireX/ CrossFireX); 1x PCI-Express 2.0 x1 Slot; 3x PCI Slots
SATA: 2x SATA3 Ports, 5x SATA2 Ports, Support RAID 0/ 1/ 10; 1x eSATA2 Port
Ports: 10x USB 2.0 Ports (4 rear, 6 by headers); 2x USB 3.0 Ports; 2x PS/2 Port; 1x VGA Port; 1x HDMI Port; 1x Optical SPDIF Out; 1x eSATA2 Port; 1x RJ45 LAN Port; Audio I/O Jacks
Power Connector: 1x 24pin main power, 1x 8pin CPU power

Full Specifications

CPU	Socket FM1 Support AMD A8/A6/A4/E2/ Athlon/ Sempron Processors
SATA	2x SATA3 Ports, 5x SATA2 Ports, Support RAID 0/ 1/ 10; 1x eSATA2 Port
Brand	ASRock
Slots	2x PCI-Express 2.0 x16 Slots(one run at x4; Supports AMD Quad CrossFireX/ CrossFireX); 1x PCI-Express 2.0 x1 Slot; 3x PCI Slots
Memory	4x DDR3-2400+(OC)/1866(OC)/1600(OC)/1333/1066/800 DIMMs
Chipset	AMD A55 FCH (Hudson-D2)
USB 2.0	4
Platform	Windows 7
CPU Model	AMD A Series
CPU Socket	Socket FM1
Model Name	A55 PRO3
Unit Count	1 Count
Form Factor	ATX
Chipset Type	AMD A55
Connectivity	USB
Model Number	A55 PRO3
Built-In Media	- Quick Installation Guide, Support CD, I/O Shield - 2 x SATA Data Cables
Chipset Family	AMD A55
Mfr Part Number	A55 PRO3
Power Connector	1x 24pin main power, 1x 8pin CPU power

Ready to buy?

ASRock AMD A55 FCH ATX DDR3 1333 AMD-FM1 Motherboards A55 PRO3 is vintage hardware; the used and vintage market on eBay carries most of the live inventory. Prices and condition vary by seller and move in real time, so we link the live listing rather than quote a cached price. It also has an Amazon listing — check it for current price and availability. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

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