I needed an AM4 motherboard that would support ECC RAM. And this was the cheapest one. Seems to work pretty well. A little disappointed that the IOMMU groups ended up being so limited, but I think that's more to do with the chipset than the board. Everything seems to work as it should. Gotta love the little mini-itx form factor. I got rid of the included A+E Key M2 wifi adapter, and added a M2 -> Intel i226v NIC adapter. I need a 2.5Gpbs ethernet port a lot more than I need ac wifi.
8.4Our score 4 photosASRock A520M-ITX/AC Supports 3rd Gen AMD AM4 Ryzen™ / Future AMD Ryzen™ Processors (3000 and 4000 Series Processors) Mini ITX Motherboard
Supports 3rd Gen AMD AM4 Ryzen / Future AMD Ryzen Processors (3000 and 4000 Series Processors)
About this item
- Supports 3rd Gen AMD AM4 Ryzen / Future AMD Ryzen Processors (3000 and 4000 Series Processors)
- Supports DDR4 4733+ (OC)
- 1 x PCIe 3.0 x16
- Graphics Output: DisplayPort, HDMI
- 7.1 CH HD Audio (Realtek ALC887 Audio Codec)
Supports 3rd Gen AMD AM4 Ryzen / Future AMD Ryzen Processors (3000 and 4000 Series Processors)
Ranked #99 in PC Parts · 4 things we like
Quick answer The ASRock A520M-ITX/AC Supports 3rd Gen AMD AM4 scores 8.4/10 with us. Amazon owners rate it 4.2 out of 5 across 475 reviews, in line with the 4.3 average of the 147 motherboards we track. It was listed at $99.99 on Amazon when we last checked in September 2026. Key facts: processor socket Socket AM4, memory clock speed 2400 MHz, memory storage capacity 12 GB.
Featuring sturdy components and completely smooth power delivery to the CPU. Plus, it enhanced performance with the lowest temperature for advanced gamers. Compared to traditional chokes, ASRock’s premium 60A power chokes effectively make the saturation current up to three times better, thus providing enhanced and improved Vcore voltage to the motherboard.
This motherboard features onboard RGB headers and an addressable RGB header that allow motherboard to be connected to compatible LED devices such as strip, CPU fans, coolers, chassis and so on. Users may also synchronize RGB LED devices across the Polychrome RGB Sync-certified accessories to create their own unique lighting effects. Operating System Microsoft Windows 10 64-bit.
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Product information
24 specifications| Processor Socket | Socket AM4 |
|---|---|
| Compatible Devices | Personal Computer |
| RAM Memory Technology | DDR4 |
| Compatible Processors | AMD Ryzen 3000 Series, AMD Ryzen 4000 Series, AMD Ryzen 5000 Series |
| Chipset Type | AMD A520 |
| Memory Clock Speed | 2400 MHz |
| Platform | Windows |
| CPU Model | Ryzen 3 |
| Memory Storage Capacity | 12 GB |
| Ram Memory Maximum Size | 64 GB |
| Main Power Connector Type | 24-Pin |
| Graphics Card Interface | PCI Express |
| Memory Slots Available | 2 |
|---|---|
| Number of Ports | 12 |
| S/PDIF Connector Type | Optical |
| System Bus Standard Supported | SATA 3 |
| Total SATA Ports | 4 |
| USB 2.0 | 2 |
| Total Usb Ports | 9 |
| Number of Ethernet Ports | 1 |
| Total Number of HDMI Ports | 1 |
| Total PCIe Ports | 1 |
| Chipset Family | AMD A520 |
| Brand | ASRock |
Pros & cons
- Supports 3rd Gen AMD AM4 Ryzen / Future AMD Ryzen Processors (3000 and 4000 Series Processors)
- Supports DDR4 4733+ (OC)
- 1 x PCIe 3.0 x16
- Graphics Output: DisplayPort, HDMI
ASRock A520M-ITX/AC Supports 3rd Gen AMD AM4: questions & answers
Is the ASRock A520M-ITX/AC Supports 3rd Gen AMD AM4 worth buying?
Yes, for most buyers it is a safe choice. We score the ASRock A520M-ITX/AC Supports 3rd Gen AMD AM4 8.4 out of 10. Amazon owners rate it 4.2 out of 5 across 475 reviews, in line with the 4.3 average of the 147 motherboards we track.
How much does the ASRock A520M-ITX/AC Supports 3rd Gen AMD AM4 cost?
It was listed at $99.99 on Amazon when we last checked in September 2026. That is cheaper than the $183.99 median for motherboards in our catalog. Amazon prices change daily, so use the price button on this page to see the current figure.
What are the key specs of the ASRock A520M-ITX/AC Supports 3rd Gen AMD AM4?
Processor Socket: Socket AM4; Memory Clock Speed: 2400 MHz; Memory Storage Capacity: 12 GB; Ram Memory Maximum Size: 64 GB; Graphics Card Interface: PCI Express; Memory Slots Available: 2. All 24 specifications are in the product information table on this page.
What are good alternatives to the ASRock A520M-ITX/AC Supports 3rd Gen AMD AM4?
Similar, well-rated motherboards in our catalog: ASRock B550 Phantom Gaming 4 AC Supports 3rd (8.4/10, 4.2 stars from 556 owners); ASRock A620AI WiFi AMD AM5 Mini-ITX Motherboard (8.2/10, 4.1 stars from 39 owners); GIGABYTE B550M K AMD AM4 Micro-ATX Motherboard (8.8/10, 4.4 stars from 1,099 owners).
ASRock B550 Phantom Gaming 4 AC Supports 3rdASRock A620AI WiFi AMD AM5 Mini-ITX MotherboardGIGABYTE B550M K AMD AM4 Micro-ATX Motherboard
Customer reviews
All reviews on AmazonBreakdown from the 10 most helpful reviews we imported.
Worked right out of the box and was brand new. Looks quite beautiful compared to other Mini ITX boards. The online manual states the ram only Overclocks to ~4799mhz but the bios allows up to 6000mhz. Not sure how that’s possible on DDR4 but that’s neat. The CPU can be manually adjusted as well. Not like some other boards but does get some extra power out of it. Solid board for a solid price
Not many options for AM4 ITX boards these days, this one fit the bill and worked perfectly right out of the box.Booted up first try, got into the BIOS without a fuss and set the RAM profile and then enabled SAM. (which does require disabling CSM boot support) Used the BIOS function to wipe the SSD I was using prior to a fresh windows install.The BIOS seems to have a good amount of options, this was for a basic build though so did not try to use any of the more in depth tuning functions. The one I received had the 2.20 BIOS version (purchased in 9/23) which supports most CPU's listed on ASRocks
My itx build:AMD Ryzen 5 3500XThermalright AXP90 cooler16GB 2X8GB G.Skill Ripjaws V DDR4-3200XFX Thic II Pro Radeon RX 5500XT 8GBInland 512GB nvmePowerSpec 650 Watt PSUSilverstone SST-SG13B-USA ITX CaseLinuxMint 22.3 64-bitI cant find any issues with this motherboard. It just works with 0 issues and XMP on. I have steam installed and ran a couple games easily. Essentially my own steam machine but half the upcoming cost.
I have tried literally every combination known to man here. I cannot get any type of POST, Beep, or any semblance of life from this board. I've tried different RAM, Video Cards, PSUs.. The Board and the CPU are brand new but it's definitely the board that has issues though as every piece works on other machines, including CPU.As for why I cant get it to work (figured it out):As for the CPU, I have gotten the AMD Ryzen 3 3200G. I mention this because previous reviews state that the 3200G is a 2nd gen, therefore not supported by this board. This may have been true at some point, but ASRocks own
does the trick. easy to flash the new bios and installed without a hiccup. no frills, but i don't need much for my mobo.
Se deben cuadrar adecuadamente los pines.
I got this for an audio DAW machine. It is paired with a Ryzen 5 4600G and works flawlessly. I'm very pleased with it and highly recommend it.
Customer reviews are shown as published on Amazon and are not written by Do Best Deal.




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