A520I AC
The Gigabyte A520I AC is a Mini-ITX AM4 motherboard on the A520 chipset. It supports DDR4 memory up to 3,200 MT/s and 1 M.2 slot. Full specs, power delivery, and current prices are below.
Prices update regularly and may differ at the retailer. This page contains affiliate links.
MaxMyBuild scores
How we score →How well the A520I AC is equipped for gaming and for productivity, scored 0–100 from its specs. Scores are fit-for-purpose: a capable board can top the gaming score without being the most expensive.
Weighs CPU power delivery, memory speed support, the GPU PCIe slot, Wi-Fi version, and M.2 storage — the things that actually matter for a gaming build.
Rewards fast, plentiful M.2 storage and USB I/O, PCIe expansion, memory capacity and slots — what matters for content creation and heavy multitasking.
CPU power
149 W
The A520I AC is wired to feed about 149 W to the processor. The figure comes from its 4+2 power-stage (VRM) layout and 8 EPS connectors. It is a rating of what the board is built to deliver, not a measurement, so treat it as headroom rather than a guarantee.
Specifications
Platform
- Chipset
- A520
- Socket
- AM4
- Form factor
- Mini-ITX
- MSRP
- $100.00
Memory
- Type
- DDR4
- Slots
- 2
- Max speed
- 3,200 MT/s
- Max capacity
- 64 GB
- Channels
- 2-channel
- ECC / memory
- UDIMM
Power & VRM
- CPU power
- 149 W
- Phase config
- 4+2
- VRM stages
- 55A DrMOS
- EPS power
- 8
Storage & Expansion
- M.2 slots
- 1
- M.2 layout
- 1× PCIe 3.0 ×4
- M.2 heatsinks
- All slots
- SATA ports
- 4 SATA3
- PCIe ×16 slots
- 1× PCIe 3.0 ×16
Ethernet & Wi-Fi
- Realtek RTL8118
- 1 GbE
- Ethernet ports
- 1
- Wi-Fi
- Wi-Fi 5
USB & I/O
- Rear USB-A
- 2× USB 2.0, 4× 5 Gbps
- Front USB 3 headers
- 1
- Front USB 2 headers
- 1
Audio & Video
- Audio codec
- Realtek ALC887
- Audio jacks
- 3
- HDMI
- 2 ports
- DisplayPort
- 1 port
- USB-C video
- None
Cooling, RGB & Design
- Fan headers
- 3
- 12V RGB headers
- 1
- 5V ARGB headers
- 1
- PCB colour
- Brown
- Heatsink colour
- Black
Onboard & Diagnostics
- BIOS Flashback
- Yes (rear)
- TPM header
- Yes
Compare the A520I AC against every other board on the motherboard comparison table. Not sure it fits your chip? The socket compatibility guide explains AM4 pairings.
Where to buy the A520I AC
Every in-stock retailer offer we track, cheapest first.
| Retailer | Availability | Price | Buy |
|---|---|---|---|
| Newegg | In stock | $119.99 |  |
| Amazon | In stock | $125.96 |  |
The A520I AC starts from $119.99 across 2 retailers (Wi-Fi 5). Prices update daily from live stock.
Which CPUs fit the A520I AC?
Compare all CPUs →In-stock AM4 processors this board can run, socket-matched and within its 149 W power budget, ranked by gaming value (performance per dollar).
| Processor | Cores | Gaming | From | |
|---|---|---|---|---|
| Ryzen 5 5500 AMD | 6/12 | 38.7 | $84.93 | |
| Ryzen 5 5600 AMD | 6/12 | 52.0 | $140.99 | |
| Ryzen 3 4100 AMD | 4/8 | 30.5 | $91.65 | |
| Ryzen 5 4500 AMD | 6/12 | 33.5 | $104.99 | |
| Ryzen 5 5600X AMD | 6/12 | 53.7 | $171.92 | |
| Ryzen 7 5700 AMD | 8/16 | 52.0 | $172.99 | |
| Ryzen 5 5600XT AMD | 6/12 | 53.7 | $189.99 | |
| Ryzen 7 5700X AMD | 8/16 | 55.3 | $209.00 |
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