MSI A520M-A PRO Gaming Motherboard (AMD Ryzen 5000, AM4, DDR4, PCIe 3.0, SATA 6Gb/s, M.2, USB 3.2 Gen 1, DVI/HDMI, Micro-ATX)
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AI Verdict
This is a barebones Micro-ATX board for basic Ryzen 3000 or 5000 office builds, but the lack of a BIOS flashback button makes CPU compatibility a gamble.
This board makes sense if you are dropping in an older Ryzen 3000 chip or a 4600G for a basic web-browsing machine. The single Gen3 M.2 slot and locked A520 chipset severely limit gaming upgrades. The missing BIOS flash button turns newer CPU installations into a frustrating troubleshooting session.
Step up to a B550M motherboard to get PCIe 4.0 support, CPU overclocking, and a BIOS flashback button.
Regret Score™
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Issues discovered after purchase
Critically weak dimension
Amazon rating vs actual quality
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Pros
- Runs DDR4 memory at 3200MHz completely stable using the one-click A-XMP profile
- Micro-ATX form factor fits easily into compact cases
- Includes an M.2 Shield Frozr heatsink to keep Gen3 NVMe drives from thermal throttling
- Handles 65W CPUs like the Ryzen 5 3600 or 4600G without VRM overheating
Cons
- Zero CPU overclocking support due to the locked A520 chipset
- Only two DDR4 RAM slots capping your maximum memory at 64GB
- No BIOS flashback button means you need an older CPU to update firmware for newer chips
- RAM slots sit millimeters away from the CPU socket, blocking wide air coolers
Dimension Scores
The bare VRMs lack heatsinks and will struggle to deliver stable power to any CPU over 65W.
Lacks built-in Wi-Fi, PCIe 4.0, and a BIOS flashback button, offering only the absolute bare minimum connections.
You are restricted to a single Gen3 M.2 slot, two RAM slots, and one PCIe 3.0 x16 slot.
The Click BIOS is easy to navigate for XMP profiles, but Dragon Center software is bloated and Windows 11 TPM 2.0 attestation loops are a known bug.
Best For
- Basic 1080p gaming rigs using a Ryzen 5 5600G APU
- Home office PCs built inside compact Micro-ATX cases
- Replacing a dead AM4 motherboard for an older Ryzen 3000 series chip
Not Recommended For
- Builds using a 105W TDP processor like the Ryzen 9 5900X
- Systems requiring multiple NVMe SSDs since it only has one M.2 slot
- First-time builders buying a newer Ryzen 5000 chip without a spare older CPU for BIOS updates
Watch Out For
- No BIOS flashback button — if the board ships with old firmware, your Ryzen 5000 CPU will trigger a solid white debug light and you cannot update the BIOS without installing an older, compatible CPU first.
- The Realtek 8111 LAN chip clashes with default Windows 11 drivers. You must disconnect from the internet during OS installation and manually install the MSI network driver to avoid random blue screens.
- Plugging in a SATA HDD after installing Windows on your M.2 drive frequently scrambles the boot order and traps you in a BIOS loop until you manually switch from UEFI to CSM mode.
- The two RAM slots are positioned extremely close to the AM4 socket. A standard 120mm tower cooler will physically press against your first stick of RAM.
Full Specifications
| RAM | DDR4 |
| ASIN | B08GY3W5S8 |
| Brand | msi |
| Series | PRO |
| Voltage | 1 Volts |
| Platform | Windows 10 |
| CPU Socket | Socket AM4 |
| Model Name | PRO |
| Item Weight | 14.1 ounces |
| Chipset Type | AMD A520 |
| Manufacturer | MSI |
| Memory Speed | 4600 MHz |
| Item model number | A520MAPRO |
| Compatible Devices | Personal Computer |
| Memory Clock Speed | 4600 MHz |
| Product Dimensions | 9.6 x 8.3 x 1.5 inches |
| RAM Memory Technology | DDR4 |
| Item Dimensions LxWxH | 9.6 x 8.3 x 1.5 inches |
| Memory Storage Capacity | 4 GB |
| Number of USB 2.0 Ports | 2 |
What Buyers Say
The missing BIOS flashback button traps dozens of buyers who pair this board with newer Ryzen 5000 chips. If the board ships with older firmware, you get a solid white CPU debug light and zero way to update it without installing a 3000-series chip first. The physical layout crams the two RAM slots right against the AM4 socket, forcing builders to use the stock AMD cooler or risk blocking the memory. Windows 11 installations frequently blue-screen due to the outdated Realtek LAN drivers auto-installing. Once configured, it runs 65W APUs perfectly fine for basic 1080p gaming, but getting to the desktop is often a massive headache.
“Spent three hours staring at a solid white CPU light because this thing doesn't have a BIOS flash button and shipped with firmware from 2020, had to borrow my roommate's old Ryzen 3600 just to update it so my 5600G would work.”
Common Praise
- A-XMP profiles apply instantly and run 3200MHz RAM kits without crashing
- Micro-ATX dimensions fit perfectly into cramped cases
- Included M.2 Shield Frozr actually drops NVMe temperatures by a few degrees
- Audio Boost delivers clean sound with no static interference on the front panel jack
Common Complaints
- Solid white CPU debug light on first boot due to outdated BIOS firmware
- Adding a SATA drive after the initial build scrambles the boot order and forces a BIOS loop
- Realtek 8111 network drivers cause Windows 11 blue screens during fresh installs
- RAM slots are too close to the CPU, blocking aftermarket tower coolers
Ownership Tips
- The Windows 11 TPM 2.0 attestation fails frequently, requiring a BIOS update to fix the security loop.
- You have to manually download the Realtek LAN driver to a USB stick before building to prevent network crashes.
- Switching the boot mode from UEFI to CSM is mandatory if you are migrating an older Windows SSD.
- The VRMs get uncomfortably hot to the touch if you run anything heavier than a Ryzen 5.
Frequently Asked Questions
Will this support a Ryzen 5 5600G or 5500 out of the box?
It depends on the manufacturing date. If you receive older stock, it will not POST and you will need to borrow an older AM4 CPU to update the BIOS first.
Can I overclock my Ryzen processor on this board?
No. The AMD A520 chipset completely locks out CPU overclocking. You can only enable XMP profiles to run your RAM at its advertised speed.
Why is my CPU debug light solid white after building?
This usually means the motherboard BIOS does not recognize your CPU. It can also happen if your boot drive is formatted in MBR, requiring you to switch the BIOS from UEFI to CSM mode.
Does this motherboard have built-in Wi-Fi or Bluetooth?
No. You have to purchase a separate PCIe Wi-Fi card or use a USB wireless dongle.
How many M.2 SSDs can I install?
Exactly one. The board features a single PCIe Gen3 x4 M.2 slot, so any future storage upgrades will have to be slower SATA drives.
Buying Guide
You are buying the absolute floor of AMD's AM4 platform. This board is strictly for basic builds using 65W processors like the Ryzen 5 4600G or 5600G. You sacrifice CPU overclocking, PCIe 4.0 speeds, and the ability to add a second NVMe SSD. The biggest risk is the lack of a BIOS flashback button — if you buy a newer CPU and the board has old firmware, you cannot build your PC without borrowing an older processor first.
A520 Chipset
This is the brain of the motherboard. Unlike B550 or X570 boards, the A520 completely blocks you from overclocking your processor to get more gaming performance.
No BIOS Flashback
Think of this like needing an old key to make a new key. You cannot update the board to recognize a new CPU unless you already have an old CPU installed to turn it on.
PCIe Gen3 x4 M.2
This limits the top speed of your storage drive. Even if you buy a blazing-fast Gen4 SSD, this board will force it to run at half speed.
Alternatives
Search for a B550M motherboard to get PCIe 4.0 support, four RAM slots, and a dedicated BIOS flashback button for guaranteed CPU compatibility.
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