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GIGABYTE · AM4 · A520I

Gigabyte A520I AC

Mini-ITX · DDR4 · 2 DIMMs · 6-phase VRM · 802.11ac

Quality
32
VRM
15
Value
51
Amazon
$120
Gigabyte A520I AC
View Gigabyte A520I AC Gallery in high resolution
$120
Available Updated 2 days, 5 hours ago
Overall32.4
VRM15.0
Chipset47.0
Expansion / storage29.0
Connectivity31.0
Audio40.0
Quality / price51.3
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Written analysis

Gigabyte A520I AC at a glance

The Gigabyte A520I AC uses the Mini-ITX form factor, AM4 socket, and A520I chipset. This is an entry-level platform focused on the essential connections for a practical, lower-cost build.

Memory support is DDR4 across 2 DIMM slots, with up to 64 GB and rated overclocked speeds up to 5300 MT/s. The board can operate memory in ECC mode. XMP / EXPO memory-profile support is recorded for easier tuning.

Best fit: a budget or straightforward office build using a lower-power CPU and a small number of add-in devices.

Power delivery

The calculated VRM score is 15.0, placing the power delivery in the basic class. The board lists 6 CPU power phases, 50 A power stages in a 6+1 layout. Keep it paired with lower-power processors and avoid sustained overclocked loads.

Expansion and storage

The expansion and storage score is 29.0: focused on the essentials. The platform supports PCIe 3.0. Physical expansion includes 1 ×16 slot.

On-board storage consists of 1 M.2 slot supporting x4/x2 and 4 SATA ports. Supported M.2 lengths are listed as 2260, 2280. The single M.2 slot makes drive planning more important if future expansion matters.

Connectivity and rear I/O

The connectivity score is 31.0, rated essential. Wireless networking is Wi-Fi 802.11ac ; wired networking is Realtek® GbE LAN chip at up to 1000 Mbps. Bluetooth 4.2 is included. The recorded USB provision is 6 rear connections; a front-panel total is not recorded. The specification sheet below separates every USB speed and connector type.

Display connectivity includes HDMI 2.1, DisplayPort 1.4. These motherboard outputs require a processor with integrated graphics.

Audio

The audio score is 40.0. This is a standard onboard solution using Realtek® Audio CODEC. It covers normal gaming and communication; demanding headphones or production work still benefit from an external interface. The rear panel has 3 analogue jacks.

Buying verdict

Overall quality is 32.40, a minimal result. Buy it for a simple compatible build, not for expansion, heavy tuning, or a long list of onboard features.

At the recorded Amazon price, the quality-to-price score is 51.3—a balanced value for its feature class.

Board data

Full specifications

Platform, expansion, storage, rear I/O, internal headers, networking, audio, and board controls in one sheet.

General

Manufacturer
GIGABYTE
Motherboard
Gigabyte A520I AC
Chipset / socket
A520I / AM4
Form factor
Mini-ITX
Launch price
—
Amazon price
$120
Availability
In stock
Price updated
2 days, 5 hours ago

VRM

CPU phases
6 (50 A)
Power design
6+1

Memory

Type / slots
DDR4 / 2 DIMMs
Max capacity / OC
64 GB / 5300 MT/s
Per DIMM
32 GB
XMP / EXPO
Yes
ECC
Operates in ECC mode

PCIe

Supported version
PCIe 3.0
x16 physical
1
x16 Gen 3
1

Storage

M.2 slots
1
M.2 lengths
2260, 2280
M.2 modes
x4/x2
SATA ports
4

Display outputs

HDMI
Yes · 2.1 · 4096x2160@60 Hz
DisplayPort
Yes · 1.4 · 5120x2880@60 Hz
USB-C DisplayPort
No

USB

Rear USB 2.0
2
Rear USB 3.2 Gen 1 Type-A 5 Gbps
4
Header USB 2.0
2
Header USB 3.2 Gen 1 Type-A 5 Gbps
2

Networking

Ethernet
Realtek® GbE LAN chip
LAN ports
1
LAN speed
1000 Mbps
Wi-Fi
802.11ac
Bands
2.4 GHz, 5 GHz
Antenna connectors
2
Bluetooth
4.2

Audio

Chipset
Realtek® Audio CODEC
Analog jacks
3
Gold-plated jacks
No
Optical S/PDIF
No
Spatial audio
Rear output

Buttons

BIOS flashback
No
Clear CMOS
No
Q-Flash Plus
Yes
Smart button
No
Onboard start / reset
No

Additional information

Memory notes
Supports DDR4 memory modules with speeds of 5300(O.C.) down to 2133 MHz. Supports both ECC Un-buffered DIMM 1Rx8/2Rx8 and non-ECC Un-buffered DIMM 1Rx8/2Rx8/1Rx16 modules. ECC memory (ECC mode) support varies by CPU.
Display notes
Integrated Graphics Processor with AMD Radeon™ Graphics support. There are 2 HDMI ports and 1 DisplayPort port. Both DisplayPort and HDMI support HDCP 2.3 and HDR. Supports up to 3 displays at the same time. Maximum shared memory of 16 GB.
Expansion notes
The PCI Express x16 slot is integrated in the CPU.
M.2_1
3.0 4 · SATA · 2260, 2280 · CPU
RAID
SATA (0, 1, 10)
Storage notes
The M.2 connector is a Socket 3, M key type. The SATA connectors are 6Gb/s.
USB notes
USB 2.0 ports are also compatible with USB 1.1.
Audio notes
High Definition Audio. 2/4/5.1/7.1-channel support. To configure 7.1-channel audio, you need to open the audio software and select Device advanced settings > Playback Device to change the default setting first.
Networking notes
Different Wi-Fi modules depending on PCB revision: Intel® Wi-Fi AC 3168 (For PCB rev. 1.0/1.2/1.3)/Intel® Wi-Fi AC 9260 (For PCB rev. 1.1)/ Realtek® Wi-Fi AzureWave Wi-Fi AW-CB304NF (Realtek® RTL8821CE) (For PCB rev. 1.4). Actual data rate may vary depending on environment and equipment.
Button notes
The board includes a Clear CMOS jumper.
Fan / RGB headers
1 CPU · 1 OPT · 1 AIO · 3 chassis · — ARGB · 1 RGB
Other headers
Front audio · System panel
Dimensions
17 cm x 17 cm

Extracted notes sit here. Official manufacturer copy is at the bottom of the page.

Amazon

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Vendor copy

Official manufacturer data

Raw manufacturer text kept for reference. Structured specs above are extracted from this copy and are the source for scores and tables.

Memory

2 x DDR4 DIMM sockets supporting up to 64 GB (32 GB single DIMM capacity) of system memory
Support for DDR4 5300(O.C.) / 5200(O.C.) / 5100(O.C.) / 4800(O.C.) / 4600(O.C.) / 4400(O.C.) / 4266(O.C.) / 4133(O.C.) / 4000(O.C.) / 3866(O.C.) / 3733(O.C.) / 3600(O.C.) / 3466(O.C) / 3400(O.C.) / 3200 / 2933 / 2667 / 2400 / 2133 MHz memory modules
Dual channel memory architecture
Support for ECC Un-buffered DIMM 1Rx8/2Rx8 memory modules*
* ECC memory (ECC mode) support varies by CPU
Support for non-ECC Un-buffered DIMM 1Rx8/2Rx8/1Rx16 memory modules
Support for Extreme Memory Profile (XMP) memory modules

Graphics

Integrated Graphics Processor with AMD Radeon™ Graphics support:
1 x DisplayPort port, supporting a maximum resolution of 5120x2880@60 Hz
* Support for DisplayPort 1.4 version, HDCP 2.3, and HDR.
2 x HDMI ports, supporting a maximum resolution of 4096x2160@60 Hz
* Support for HDMI 2.1 version, HDCP 2.3, and HDR.
Support for up to 3 displays at the same time
Maximum shared memory of 16 GB

Expansion slots

Integrated in the CPU:
1 x PCI Express x16 slot, supporting PCIe 3.0 and running at x16

Storage

Integrated in the CPU:
1 x M.2 connector (Socket 3, M key, type 2260/2280 SATA and PCIe 3.0 x4/x2 SSD support)
Chipset:
4 x SATA 6Gb/s connectors
Support for RAID 0, RAID 1, and RAID 10

USB

Integrated in the CPU:
4 x USB 3.2 Gen 1 ports on the back panel
Chipset:
2 x USB 3.2 Gen 1 ports available through the internal USB header
4 x USB 2.0/1.1 ports (2 ports on the back panel, 2 ports available through the internal USB header)

Internal I/O

1 x 24-pin ATX main power connector
1 x 8-pin ATX 12V power connector
1 x CPU fan header
2 x system fan headers
1 x addressable LED strip header
1 x RGB LED strip header
1 x M.2 Socket 3 connector
4 x SATA 6Gb/s connectors
1 x front panel header
1 x front panel audio header
1 x speaker header
1 x USB 3.2 Gen 1 header
1 x USB 2.0/1.1 header
1 x Trusted Platform Module (TPM) header (2x6 pin, for the GC-TPM2.0_S module only)
1 x serial port header
1 x Clear CMOS jumper
＊All fan headers are subject to support AIO_Pump, Pump and high performance fan with the capability of delivering up to 2A/12V @ 24W.

Rear I/O

1 x DisplayPort
2 x HDMI ports
4 x USB 3.2 Gen 1 ports
2 x USB 2.0/1.1 ports
1 x Q-Flash Plus button
1 x RJ-45 ports
2 x SMA antenna connectors (1T1R)
3 x audio jacks

Wireless

Intel® Wi-Fi AC 3168 (For PCB rev. 1.0/1.2/1.3)/Intel® Wi-Fi AC 9260 (For PCB rev. 1.1)/ Realtek® Wi-Fi AzureWave Wi-Fi AW-CB304NF (Realtek® RTL8821CE) (For PCB rev. 1.4)
WIFI 802.11a/b/g/n/ac, supporting 2.4/5 GHz Dual-Band
BLUETOOTH 4.2
Support for 11ac wireless standard
* Actual data rate may vary depending on environment and equipment.

Audio

Realtek® Audio CODEC
High Definition Audio
2/4/5.1/7.1-channel
* To configure 7.1-channel audio, you need to open the audio software and select Device advanced settings > Playback Device to change the default setting first. Please visit GIGABYTE's website for details on configuring the audio software.

Special features

Support for APP Center
* Available applications in APP Center may vary by motherboard model. Supported functions of each application may also vary depending on motherboard specifications.
@BIOS
EasyTune
RGB Fusion
Smart Backup
System Information Viewer
Support for Q-Flash Plus
Support for Q-Flash

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