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GIGABYTE A520I AC Review | 107 Data compared

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  • Avg. price in UK: ~£90
  • Avg. price in US: ~$100
  • CPU socket: AM4
  • Chipset: AMD A520
  • Form factor: Mini-ITX

GIGABYTE A520I AC review. Compare 107 technical specifications and user reviews to see how it ranks among motherboards and if it is worth buying.

5.3

Overall score

What it is: An overall evaluation of the motherboard's quality, based on technical analyses and user reviews.

When it matters: When you need a quick reference to identify the best motherboards on the market.

Score components:

90.0%

4.9

Technical Score

10.0%

9.2

User score

Good
4.9

Technical Score

What it is: An assessment of the motherboard's technical performance, covering key areas such as power delivery, CPU and memory support, expansion, storage, connectivity, cooling, BIOS features, and design.

When it matters: When you want to compare motherboards based on technical performance and available features.

Score components:

19.0%

4.4

Memory

16.0%

7.0

Platform & Features

16.0%

4.7

Storage

15.0%

7.2

Network

13.0%

1.5

Ports & USB

8.0%

2.7

Expansion

8.0%

5.2

Power & Cooling

5.0%

5.7

Audio

Poor
9.2

User score

What it is: A rating that combines user reviews and the total number of reviews received by the motherboard.

When it matters: When you want to understand how a motherboard performs in real-world builds and how reliable it is in terms of stability, BIOS usability, connectivity, and long-term ownership.

Score components:

70.0%

8.8

User reviews

30.0%

10

Popularity

User score:
United Kingdom
amazon
4.4
(931)
amazon
4.4
(249)
United States
Amazon_logo.png
4.4
(951)
Amazon_logo.png
4.6
(245)

(Reviews last updated: May 2026)

Exceptional
  • 4.0
    Gaming

    Score components:

    28.0%

    4.6

    VRM phases

    22.0%

    3.3

    N. of M.2 sockets

    18.0%

    4.6

    LAN speed

    17.0%

    6.2

    Maximum RAM speed

    15.0%

    1.0

    N. of PCIe 5.0 x16 slots

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Best prices in UK

Best rankings

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Available: ranking among products currently available (including other versions of this product).
All: ranking among all products in the database.

Verdict

The Gigabyte A520I AC is a compact Mini-ITX motherboard designed for the AMD AM4 socket, supporting 3rd Gen Ryzen and Ryzen 5000 series processors. It features a direct 6-phase digital VRM with 55A DrMOS for stable power delivery, two DDR4 slots supporting up to 64GB at 5300MHz (OC), and a single NVMe PCIe 3.0 x4 M.2 slot. Connectivity is a key highlight with built-in Intel Dual Band 802.11ac Wi-Fi, Bluetooth 4.2, Realtek GbE LAN, and triple-display support via two HDMI 2.1 and one DisplayPort 1.4. Main pros include its budget-friendly price point for the SFF form factor, the inclusion of Q-Flash Plus for easy BIOS updates without a CPU, and robust digital power management. However, its primary cons are the lack of PCIe 4.0 support, limited expansion with only one M.2 slot and two DIMM slots, and the absence of a USB Type-C port on the rear I/O.

Technical Specifications of GIGABYTE A520I AC

Technical Score

What it is: An assessment of the motherboard's technical performance, covering key areas such as power delivery, CPU and memory support, expansion, storage, connectivity, cooling, BIOS features, and design.

When it matters: When you want to compare motherboards based on technical performance and available features.

Score components:

19.0%

4.4

Memory

16.0%

7.0

Platform & Features

16.0%

4.7

Storage

15.0%

7.2

Network

13.0%

1.5

Ports & USB

8.0%

2.7

Expansion

8.0%

5.2

Power & Cooling

5.0%

5.7

Audio

4.9
GIGABYTE A520I AC has a technical score of 4.89 points, which is lower than that of 81.4% of products in this category.
User score

What it is: A rating that combines user reviews and the total number of reviews received by the motherboard.

When it matters: When you want to understand how a motherboard performs in real-world builds and how reliable it is in terms of stability, BIOS usability, connectivity, and long-term ownership.

Score components:

70.0%

8.8

User reviews

30.0%

10

Popularity

User score:
United Kingdom
amazon
4.4
(931)
amazon
4.4
(249)
United States
Amazon_logo.png
4.4
(951)
Amazon_logo.png
4.6
(245)

(Reviews last updated: May 2026)

9.2
GIGABYTE A520I AC has a user score of 9.16 points, which is higher than that of 86.7% of products in this category.
Popularity
What it is: An indicator based on the number of reviews received by the motherboard.
When it matters: When you prefer a motherboard that has already been bought and reviewed by many other users.
10
GIGABYTE A520I AC has a popularity of 10 points, which is higher than 79.9% of products in this category.
Ratio quality/price

What it is: An indicator that combines the motherboard's overall rating with its cost.

When it matters: When you are looking for a motherboard that offers a strong balance of features, performance, and price.

Score components:

60.0%

5.3

Overall score

40.0%

10

Price

6.7
GIGABYTE A520I AC has a quality-to-price ratio of 6.7 points, which is lower than 72.9% of products in this category.
Brand name
What it is: The brand that makes the motherboard.
When it matters: When you have a brand preference for support, BIOS, or build quality.

Importance: MEDIUM

Gigabyte
CPU socket
What it is: The socket type the motherboard is built to support.
When it matters: When you need the motherboard to match a specific CPU.

Importance: HIGH

AM4
GIGABYTE A520I AC uses the AM4 CPU socket, which is more advanced than that of 38.5% of motherboards and equal to that of 13.3% of motherboards.
CPU platform

Importance: MEDIUM

AMD
Chipset
What it is: The chipset that defines the motherboard platform and many of its features.
When it matters: When you compare platform features, connectivity, and CPU support.

Importance: HIGH

AMD A520
GIGABYTE A520I AC uses the AMD A520 chipset, which is less advanced than that of 85.6% of motherboards and equal to that of 1.2% of motherboards.
Form factor
What it is: The physical size standard of the motherboard, such as ATX or Micro-ATX.
When it matters: When you need the board to fit a specific case size.

Importance: HIGH

Mini-ITX
GIGABYTE A520I AC has the Mini-ITX form factor, which is less versatile than that of 84.6% of motherboards and equal to that of 7.3% of motherboards.
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DDR memory version
What it is: The RAM generation the motherboard supports, such as DDR4 or DDR5.
When it matters: When you need the board to match a certain memory platform.

Importance: HIGH

Good value: DDR5

DDR4
GIGABYTE A520I AC uses DDR4 memory, which is newer than that of 13.6% of motherboards and equal to that of 51% of motherboards.
Memory slots
What it is: The number of RAM slots on the motherboard.
When it matters: When you want more room for future memory upgrades.

Importance: HIGH

Good value: >=4

2
GIGABYTE A520I AC has 2 Memory slots, which is fewer than 78.6% of motherboards and equal to 21.4% of motherboards.
Maximum memory capacity
What it is: The largest total amount of RAM the motherboard supports.
When it matters: When you plan a build with very high memory capacity.

Importance: HIGH

Good value: >=128 GB

64 GB
GIGABYTE A520I AC supports up to 64 GB of memory, which is less than 62.6% of motherboards and equal to 24.3% of motherboards.
Memory channels
What it is: The memory channel configuration supported by the motherboard platform.
When it matters: When memory bandwidth matters for your build.

Importance: MEDIUM

2
GIGABYTE A520I AC supports 2 memory channels, which is more than 0.2% of motherboards and equal to 92.5% of motherboards.
Maximum RAM speed
What it is: The highest officially supported memory speed for the motherboard.
When it matters: When you choose RAM and want to know the supported speed ceiling.

Importance: HIGH

Good value: >=6400 MT/s

5,300 MT/s
GIGABYTE A520I AC supports memory speeds up to 5300 MT/s, which is higher than that of 62.6% of motherboards and equal to that of 0.3% of motherboards.
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N. of M.2 sockets
What it is: The number of M.2 slots available on the motherboard.
When it matters: When you want room for more NVMe or M.2 drives.

Importance: HIGH

Good value: >=3

1
GIGABYTE A520I AC has 1 M.2 sockets, which is fewer than 69.2% of motherboards and equal to 19.1% of motherboards.
M.2 slot interface per slot
What it is: The storage or PCIe interface available for each M.2 slot on the motherboard.
When it matters: When you want to check which drives each M.2 slot can use.

Importance: HIGH

1x PCIe 3.0 x4/x2/SATA
GIGABYTE A520I AC offers 1x PCIe 3.0x4/x2/SATA for M.2 slot interfaces, which is slower than that of 71.4% of motherboards and equal to that of 1.1% of motherboards.
N. of SATA 3 connectors
What it is: The number of SATA 6Gb/s connectors on the motherboard.
When it matters: When you plan to connect multiple SATA drives.

Importance: MEDIUM

Good value: >=6

4
GIGABYTE A520I AC has 4 SATA 3 connectors, which is more than 5.6% of motherboards and equal to 46.3% of motherboards.
some SATA ports disabled with certain M.2 use
Supported RAID levels
What it is: The RAID modes officially supported by the motherboard storage platform.
When it matters: When you plan to use multiple drives in a RAID setup.

Importance: MEDIUM

0/1/10
GIGABYTE A520I AC supports RAID levels 0/1/10, which is narrower than 68.3% of motherboards and equal to 23.2% of motherboards.
NVMe RAID support
What it is: Shows whether the board supports RAID configurations that use NVMe SSDs.
When it matters: When you plan to use multiple NVMe drives in RAID.

Importance: LOW

yes
GIGABYTE A520I AC supports NVMe RAID. 40.3% of motherboards support this feature.
AMD RAIDXpert2 support
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N. of PCIe 5.0 x16 slots
What it is: The number of PCIe 5.0 x16 physical slots on the motherboard.
When it matters: When you want the newest high-bandwidth expansion slots.

Importance: HIGH

Good value: >=1

0
GIGABYTE A520I AC has 0 PCIe 5.0x16 slots, which is equal to 68.5% of motherboards.
N. of PCIe 4.0 x16 slots
What it is: The number of PCIe 4.0 x16 physical slots on the motherboard.
When it matters: When you want more room for modern expansion cards.

Importance: HIGH

Good value: >=1

0
GIGABYTE A520I AC has 0 PCIe 4.0x16 slots, which is equal to 55.6% of motherboards.
N. of PCIe 3.0 x16 slots
What it is: The number of PCIe 3.0 x16 physical slots on the motherboard.
When it matters: When you need more full-length expansion slots.

Importance: MEDIUM

1
GIGABYTE A520I AC has 1 PCIe 3.0x16 slots, which is more than 40.6% of motherboards and equal to 26.7% of motherboards.
PCIe slot electrical configuration
What it is: The actual lane wiring used by the motherboard PCIe slots.
When it matters: When you need to know how much bandwidth each slot really gets.

Importance: HIGH

x16
GIGABYTE A520I AC uses x16 for PCIe slot electrical configuration, which is less flexible than that of 86.5% of motherboards and equal to that of 9.3% of motherboards.
PCIe bifurcation support
What it is: Shows whether the board can split PCIe lanes across multiple devices from one slot or link.
When it matters: When you plan multi-SSD adapters or more advanced expansion setups.

Importance: MEDIUM

yes
GIGABYTE A520I AC supports PCIe bifurcation. 39.1% of motherboards support this feature.
x8/x8.
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Total USB ports (rear I/O)
What it is: The total number of rear USB ports available on the motherboard.
When it matters: When you use many USB devices directly from the back of the PC.

Importance: MEDIUM

Good value: >=8

6
GIGABYTE A520I AC has 6 USB ports (rear I/O), which is fewer than 64.2% of motherboards and equal to 32.9% of motherboards.
Total USB ports (including headers)
What it is: The total number of USB ports supported when rear ports and internal headers are counted together.
When it matters: When you want to know the board's full USB expansion potential.

Importance: MEDIUM

Good value: >=14

10
GIGABYTE A520I AC has 10 USB ports (including headers), which is fewer than 92.1% of motherboards and equal to 5.6% of motherboards.
Total USB-C ports (rear I/O)
What it is: The total number of rear USB-C ports on the motherboard.
When it matters: When you want more USB-C devices connected without adapters.

Importance: MEDIUM

Good value: >=1

0
GIGABYTE A520I AC has 0 USB-C ports (rear I/O), which is fewer than 64.6% of motherboards and equal to 35.4% of motherboards.
Total USB-C ports (including headers)
What it is: The total number of USB-C ports supported when rear ports and internal headers are counted together.
When it matters: When you want more USB-C connectivity across the whole build.

Importance: MEDIUM

Good value: >=2

0
GIGABYTE A520I AC has 0 USB-C ports (including headers), which is fewer than 69.6% of motherboards and equal to 30.4% of motherboards.
N. of USB 3.2 Gen2x2 ports (USB-C)
What it is: The number of rear USB 3.2 Gen2x2 Type-C ports on the motherboard.
When it matters: When you want very fast USB-C connectivity on the rear I/O.

Importance: HIGH

Good value: >=1

0
GIGABYTE A520I AC has 0 USB 3.2 Gen2x2 ports (USB-C), which is equal to 81.6% of motherboards.
Show more
LAN speed
What it is: The maximum wired Ethernet speed supported by the motherboard.
When it matters: When you want faster wired networking.

Importance: HIGH

Good value: 2.5GbE

1 Gbps
GIGABYTE A520I AC supports LAN speeds up to 1 Gbps, which is lower than that of 50.8% of motherboards and equal to that of 49.1% of motherboards.
LAN controller
What it is: The model of onboard Ethernet controller used by the motherboard.
When it matters: When you compare networking hardware quality and features.

Importance: MEDIUM

?
N. of RJ45 ports
What it is: The number of wired Ethernet ports on the motherboard.
When it matters: When you need one or more wired network connections.

Importance: LOW

1
GIGABYTE A520I AC has 1 RJ45 ports, which is equal to 85.6% of motherboards.
Wi-Fi connectivity
What it is: Shows whether the motherboard includes onboard Wi-Fi hardware instead of requiring a separate adapter.
When it matters: When you want wireless networking without adding an extra card.

Importance: MEDIUM

yes
GIGABYTE A520I AC supports Wi-Fi connectivity. 50.9% of motherboards support this feature.
Wi-Fi version
What it is: The supported Wi-Fi generation, such as Wi-Fi 6 or Wi-Fi 7.
When it matters: When you care about wireless speed and router compatibility.

Importance: MEDIUM

Good value: Wi-Fi 6E (802.11ax)

Wi-Fi 5 (802.11ac)
GIGABYTE A520I AC supports Wi-Fi 5 (802.11ac), which is newer than that of 49.7% of motherboards and equal to that of 10.7% of motherboards.
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Audio codec
What it is: The onboard audio codec used by the motherboard.
When it matters: When sound quality from the built-in audio matters to you.

Importance: MEDIUM

Realtek ALC887
GIGABYTE A520I AC uses the Realtek ALC887 audio codec, which is less advanced than that of 89% of motherboards and equal to that of 7.9% of motherboards.
Audio channels
What it is: The audio channel configuration supported by the onboard sound solution.
When it matters: When you want surround sound from the motherboard audio outputs.

Importance: LOW

Good value: 7.1

7.1
GIGABYTE A520I AC offers 7.1 audio channels, which is more than 4.9% of motherboards and equal to 95.1% of motherboards.
Audio SNR
What it is: The signal-to-noise ratio of the onboard audio solution.
When it matters: When you care about cleaner onboard audio output.

Importance: MEDIUM

Good value: >=120 dB

97 dB
GIGABYTE A520I AC has an audio SNR of 97 dB, which is lower than that of 67.3% of motherboards and equal to that of 16.8% of motherboards.
Headphone amp support
What it is: Shows whether the onboard audio path includes dedicated headphone amplification for harder-to-drive headsets.
When it matters: When you use harder-to-drive headphones from the onboard audio.

Importance: LOW

no
GIGABYTE A520I AC does not support a headphone amp. 63% of motherboards support this feature.
N. of 3.5mm audio jacks
What it is: The number of rear 3.5mm audio jacks on the motherboard.
When it matters: When you want more analog audio connection options.

Importance: LOW

Good value: >=5

3
GIGABYTE A520I AC has 3 3.5mm audio jacks, which is fewer than 50.3% of motherboards and equal to 38.2% of motherboards.
Show more
VRM phases
What it is: The number of power-delivery phases used by the motherboard VRM.
When it matters: When you care about CPU power delivery and overclocking headroom.

Importance: HIGH

Good value: >=12

6
GIGABYTE A520I AC has 6 VRM phases, which is fewer than 85.5% of motherboards and equal to 1.9% of motherboards.
N. of CPU power connectors
What it is: The number of CPU power connectors on the motherboard.
When it matters: When you care about power delivery for higher-end CPUs.

Importance: HIGH

Good value: >=2

1
GIGABYTE A520I AC has 1 CPU power connectors, which is equal to 54.5% of motherboards.
N. of fan headers
What it is: The number of headers available for case or CPU fans.
When it matters: When your build uses several fans.

Importance: MEDIUM

Good value: >=6

3
GIGABYTE A520I AC has 3 fan headers, which is fewer than 76.7% of motherboards and equal to 15% of motherboards.
Pump header
What it is: Shows whether the motherboard includes a dedicated header designed for a liquid-cooling pump.
When it matters: When you build with an AIO or custom liquid cooling loop.

Importance: MEDIUM

yes
GIGABYTE A520I AC has a pump header. 23.1% of motherboards include this feature.
Pump header max current
What it is: The maximum current the dedicated pump header can supply.
When it matters: When you want to make sure the pump header can power your cooling setup.

Importance: LOW

Good value: >=2 A

2 A
GIGABYTE A520I AC supports up to 2 A on the pump header, which is higher than that of 43.3% of motherboards and equal to that of 33.4% of motherboards.
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GIGABYTE A520I AC vs the average motherboard

  • Includes dual BIOS
    GIGABYTE A520I AC has dual BIOS, while the average motherboard does not. 22.4% of motherboards include dual BIOS.
    What it is: Shows whether the motherboard includes two BIOS chips for redundancy or recovery.
    When it matters: When BIOS safety and recovery matter to you.

    Importance: LOW

    GIGABYTE A520I AC has dual BIOS, while the average motherboard does not. 22.4% of motherboards include dual BIOS.
  • Supports Wi-Fi
    GIGABYTE A520I AC supports Wi-Fi connectivity, while the average motherboard does not. 49.1% of motherboards support Wi-Fi connectivity.
    What it is: Shows whether the motherboard includes onboard Wi-Fi hardware instead of requiring a separate adapter.
    When it matters: When you want wireless networking without adding an extra card.

    Importance: MEDIUM

    GIGABYTE A520I AC supports Wi-Fi connectivity, while the average motherboard does not. 49.1% of motherboards support Wi-Fi connectivity.
  • Newer CPU socket
    GIGABYTE A520I AC has newer CPU socket than the average motherboard (AM4 vs LGA 1,151). The average motherboard uses LGA 1,151 CPU socket.
    What it is: The socket type the motherboard is built to support.
    When it matters: When you need the motherboard to match a specific CPU.

    Importance: HIGH

    GIGABYTE A520I AC has newer CPU socket than the average motherboard (AM4 vs LGA 1,151). The average motherboard uses LGA 1,151 CPU socket.AM4 vs LGA 1151
  • Supports ECC memory
    GIGABYTE A520I AC supports ECC memory, while the average motherboard does not. 20.9% of motherboards support ECC memory.
    ECC requires compatible CPU.
    What it is: Shows whether the motherboard can work with ECC memory on supported CPU and platform combinations.
    When it matters: When stability and error correction matter in your system.

    Importance: MEDIUM

    GIGABYTE A520I AC supports ECC memory, while the average motherboard does not. 20.9% of motherboards support ECC memory.
  • Supports Bluetooth
    GIGABYTE A520I AC supports Bluetooth, while the average motherboard does not. 47% of motherboards support Bluetooth.
    What it is: Shows whether the motherboard includes built-in Bluetooth for wireless peripherals and accessories.
    When it matters: When you want to connect wireless peripherals without an adapter.

    Importance: LOW

    GIGABYTE A520I AC supports Bluetooth, while the average motherboard does not. 47% of motherboards support Bluetooth.
  • 135 mm shorter
    GIGABYTE A520I AC is shorter than the average motherboard (170 mm vs 305 mm). The average motherboard height is 305 mm.
    What it is: The physical height of the motherboard.
    When it matters: When you check case fit or compare board size.

    Importance: LOW

    GIGABYTE A520I AC is shorter than the average motherboard (170 mm vs 305 mm). The average motherboard height is 305 mm.170 mm vs 305 mm
  • 77.8% cheaper
    GIGABYTE A520I AC is cheaper than the average motherboard (£90 vs £160).
    GIGABYTE A520I AC is cheaper than the average motherboard (£90 vs £160).£90 vs £160
  • 1 more HDMI outputs
    GIGABYTE A520I AC has more HDMI outputs than the average motherboard (2 vs 1). The average motherboard has 1 HDMI outputs.
    What it is: The number of HDMI outputs on the motherboard.
    When it matters: When you plan to use integrated graphics with one or more HDMI displays.

    Importance: MEDIUM

    GIGABYTE A520I AC has more HDMI outputs than the average motherboard (2 vs 1). The average motherboard has 1 HDMI outputs.2 vs 1
  • Includes dual BIOS
    GIGABYTE A520I AC has dual BIOS, while the average motherboard does not. 22.4% of motherboards include dual BIOS.
  • Newer CPU socket
    GIGABYTE A520I AC has newer CPU socket than the average motherboard (AM4 vs LGA 1,151). The average motherboard uses LGA 1,151 CPU socket.
  • Supports ECC memory
    GIGABYTE A520I AC supports ECC memory, while the average motherboard does not. 20.9% of motherboards support ECC memory.
  • 15.2% higher maximum RAM speed
    GIGABYTE A520I AC has a higher maximum RAM speed than the average motherboard (5,300 MT/s vs 4,600 MT/s). The average motherboard supports RAM speed of 4,600 MT/s.
  • 1 more HDMI outputs
    GIGABYTE A520I AC has more HDMI outputs than the average motherboard (2 vs 1). The average motherboard has 1 HDMI outputs.
  • Supports Wi-Fi
    GIGABYTE A520I AC supports Wi-Fi connectivity, while the average motherboard does not. 49.1% of motherboards support Wi-Fi connectivity.
  • Supports Bluetooth
    GIGABYTE A520I AC supports Bluetooth, while the average motherboard does not. 47% of motherboards support Bluetooth.
  • 135 mm shorter
    GIGABYTE A520I AC is shorter than the average motherboard (170 mm vs 305 mm). The average motherboard height is 305 mm.
  • 74 mm narrower
    GIGABYTE A520I AC is narrower than the average motherboard (170 mm vs 244 mm). The average motherboard width is 244 mm.

Total
Overall
Platform & Features
Memory
Ports & USB
Network
Power & Cooling
  • More basic motherboard chipset
    GIGABYTE A520I AC has more basic motherboard chipset than the average motherboard (AMD A520 vs Intel B860). The average motherboard uses Intel B860 chipset.
  • No debug LED indicators
    GIGABYTE A520I AC does not have debug LED indicators, while the average motherboard does. 78.8% of motherboards include debug LED indicators.
  • 2 fewer memory slots
    GIGABYTE A520I AC has fewer memory slots than the average motherboard (2 vs 4). The average motherboard has 4 memory slot/s.
  • 50% less maximum memory capacity
    GIGABYTE A520I AC has fewer maximum memory capacity than the average motherboard (64 GB vs 128 GB). The average motherboard supports 128 GB of memory.
  • Slower M.2 slot interfaces
    GIGABYTE A520I AC has slower M.2 slot interfaces than the average motherboard (1x PCIe 3.0x4/x2/SATA vs 1x PCIe 5.0x4, 2x PCIe 4.0x4). The average motherboard uses 1x PCIe 5.0x4, 2x PCIe 4.0x4 M.2 slot interfaces.
  • 1 fewer M.2 sockets
    GIGABYTE A520I AC has fewer M.2 sockets than the average motherboard (1 vs 2). The average motherboard has 2 M.2 socket/s.
  • Fewer RAID options
    GIGABYTE A520I AC has fewer RAID options than the average motherboard (0/1/10 vs 0/1/5/10). The average motherboard has 0/1/5/10 RAID level/s.
  • No multi-GPU support
    GIGABYTE A520I AC does not support multi-GPU, while the average motherboard does. 54.6% of motherboards support multi-GPU.
    Single PCIe x16 slot only.
  • 1 fewer PCIe x1 slots
    GIGABYTE A520I AC has fewer PCIe x1 slots than the average motherboard (0 vs 1). The average motherboard has 1 PCIe x1 slot/s.
  • Less flexible PCIe lane configuration
    GIGABYTE A520I AC has less flexible PCIe lane configuration than the average motherboard (x16 vs x16/x1). The average motherboard uses x16/x1 PCIe slot lane configuration.
  • 2 fewer rear USB ports
    GIGABYTE A520I AC has fewer rear USB ports than the average motherboard (6 vs 8). The average motherboard has 8 rear USB port/s.
  • 5 fewer total USB connections
    GIGABYTE A520I AC has fewer total USB connections than the average motherboard (10 vs 15). The average motherboard has 15 total USB connections.
  • 1 fewer rear USB-C ports
    GIGABYTE A520I AC has fewer rear USB-C ports than the average motherboard (0 vs 1). The average motherboard has 1 rear USB-C port/s.
  • 1 fewer USB 3.2 Gen2 ports
    GIGABYTE A520I AC has fewer USB 3.2 Gen2 ports than the average motherboard (0 vs 1). The average motherboard has 1 USB 3.2 Gen2 port/s.
  • 1 fewer USB 2.0 headers
    GIGABYTE A520I AC has fewer USB 2.0 headers than the average motherboard (1 vs 2). The average motherboard has 2 USB 2.0 header/s.
  • 1 fewer PS/2 ports
    GIGABYTE A520I AC has fewer PS/2 ports than the average motherboard (0 vs 1). The average motherboard has 1 PS/2 port/s.
  • 1 fewer total USB-C connections
    GIGABYTE A520I AC has fewer total USB-C connections than the average motherboard (0 vs 1). The average motherboard has 1 total USB-C connections.
  • 60% lower LAN speed
    GIGABYTE A520I AC has a lower LAN speed than the average motherboard (1 Gbps vs 2.5 Gbps). The average motherboard offers LAN speed of 2.5 Gbps.
  • Older Bluetooth version
    GIGABYTE A520I AC has older Bluetooth version than the average motherboard (4.2 vs 5.4). The average motherboard supports Bluetooth 5.4.
  • More basic audio codec
    GIGABYTE A520I AC has more basic audio codec than the average motherboard (Realtek ALC887 vs Realtek ALC898). The average motherboard uses Realtek ALC898 audio codec.
  • 18 dB lower audio SNR
    GIGABYTE A520I AC has a lower audio SNR than the average motherboard (97 dB vs 115 dB). The average motherboard has audio SNR of 115 dB.
  • No headphone amp support
    GIGABYTE A520I AC does not support a headphone amp, while the average motherboard does. 63% of motherboards support a headphone amp.
  • 2 fewer 3.5mm audio jacks
    GIGABYTE A520I AC has fewer 3.5mm audio jacks than the average motherboard (3 vs 5). The average motherboard has 5 3.5mm audio jacks.
  • No optical S/PDIF out
    GIGABYTE A520I AC does not have optical S/PDIF out, while the average motherboard does. 55.7% of motherboards include optical S/PDIF out.
  • Fewer VRM phases
    GIGABYTE A520I AC has fewer VRM phases than the average motherboard (6 vs 10). The average motherboard has 10 VRM phase/s.
  • 2 fewer fan headers
    GIGABYTE A520I AC has fewer fan headers than the average motherboard (3 vs 5). The average motherboard has 5 fan header/s.
  • No onboard RGB lighting
    GIGABYTE A520I AC does not have onboard RGB lighting, while the average motherboard does. 50.3% of motherboards include onboard RGB lighting.
  • 1 fewer ARGB headers
    GIGABYTE A520I AC has fewer ARGB headers than the average motherboard (1 vs 2). The average motherboard has 2 ARGB header/s.
  • More basic motherboard chipset
    GIGABYTE A520I AC has more basic motherboard chipset than the average motherboard (AMD A520 vs Intel B860). The average motherboard uses Intel B860 chipset.
    What it is: The chipset that defines the motherboard platform and many of its features.
    When it matters: When you compare platform features, connectivity, and CPU support.

    Importance: HIGH

    GIGABYTE A520I AC has more basic motherboard chipset than the average motherboard (AMD A520 vs Intel B860). The average motherboard uses Intel B860 chipset.AMD A520 vs Intel B860
  • 60% lower LAN speed
    GIGABYTE A520I AC has a lower LAN speed than the average motherboard (1 Gbps vs 2.5 Gbps). The average motherboard offers LAN speed of 2.5 Gbps.
    What it is: The maximum wired Ethernet speed supported by the motherboard.
    When it matters: When you want faster wired networking.

    Importance: HIGH

    Good value: 2.5GbE

    GIGABYTE A520I AC has a lower LAN speed than the average motherboard (1 Gbps vs 2.5 Gbps). The average motherboard offers LAN speed of 2.5 Gbps.1 Gbps vs 2.5 Gbps
  • Slower M.2 slot interfaces
    GIGABYTE A520I AC has slower M.2 slot interfaces than the average motherboard (1x PCIe 3.0x4/x2/SATA vs 1x PCIe 5.0x4, 2x PCIe 4.0x4). The average motherboard uses 1x PCIe 5.0x4, 2x PCIe 4.0x4 M.2 slot interfaces.
    What it is: The storage or PCIe interface available for each M.2 slot on the motherboard.
    When it matters: When you want to check which drives each M.2 slot can use.

    Importance: HIGH

    GIGABYTE A520I AC has slower M.2 slot interfaces than the average motherboard (1x PCIe 3.0x4/x2/SATA vs 1x PCIe 5.0x4, 2x PCIe 4.0x4). The average motherboard uses 1x PCIe 5.0x4, 2x PCIe 4.0x4 M.2 slot interfaces.1x PCIe 3.0x4/x2/SATA vs 1x PCIe 5.0x4, 2x PCIe 4.0x4
  • 2 fewer memory slots
    GIGABYTE A520I AC has fewer memory slots than the average motherboard (2 vs 4). The average motherboard has 4 memory slot/s.
    What it is: The number of RAM slots on the motherboard.
    When it matters: When you want more room for future memory upgrades.

    Importance: HIGH

    Good value: >=4

    GIGABYTE A520I AC has fewer memory slots than the average motherboard (2 vs 4). The average motherboard has 4 memory slot/s.2 vs 4
  • 2 fewer rear USB ports
    GIGABYTE A520I AC has fewer rear USB ports than the average motherboard (6 vs 8). The average motherboard has 8 rear USB port/s.
    What it is: The total number of rear USB ports available on the motherboard.
    When it matters: When you use many USB devices directly from the back of the PC.

    Importance: MEDIUM

    Good value: >=8

    GIGABYTE A520I AC has fewer rear USB ports than the average motherboard (6 vs 8). The average motherboard has 8 rear USB port/s.6 vs 8
  • 50% less maximum memory capacity
    GIGABYTE A520I AC has fewer maximum memory capacity than the average motherboard (64 GB vs 128 GB). The average motherboard supports 128 GB of memory.
    What it is: The largest total amount of RAM the motherboard supports.
    When it matters: When you plan a build with very high memory capacity.

    Importance: HIGH

    Good value: >=128 GB

    GIGABYTE A520I AC has fewer maximum memory capacity than the average motherboard (64 GB vs 128 GB). The average motherboard supports 128 GB of memory.64 GB vs 128 GB
  • 5 fewer total USB connections
    GIGABYTE A520I AC has fewer total USB connections than the average motherboard (10 vs 15). The average motherboard has 15 total USB connections.
    What it is: The total number of USB ports supported when rear ports and internal headers are counted together.
    When it matters: When you want to know the board's full USB expansion potential.

    Importance: MEDIUM

    Good value: >=14

    GIGABYTE A520I AC has fewer total USB connections than the average motherboard (10 vs 15). The average motherboard has 15 total USB connections.10 vs 15
  • 1 fewer M.2 sockets
    GIGABYTE A520I AC has fewer M.2 sockets than the average motherboard (1 vs 2). The average motherboard has 2 M.2 socket/s.
    What it is: The number of M.2 slots available on the motherboard.
    When it matters: When you want room for more NVMe or M.2 drives.

    Importance: HIGH

    Good value: >=3

    GIGABYTE A520I AC has fewer M.2 sockets than the average motherboard (1 vs 2). The average motherboard has 2 M.2 socket/s.1 vs 2
Total
Overall
Platform & Features
Memory
Storage
Expansion
Ports & USB
Network
Audio
Power & Cooling

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Third-party reviews

United Kingdom
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4.4
931 Reviews
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4.4
249 Reviews
United States
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4.4
951 Reviews
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4.6
245 Reviews

(Reviews last updated: May 2026)

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