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GIGABYTE GA AX370 Gaming K3 Review | 107 Data compared

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  • Avg. price in UK: ~£110
  • Avg. price in US: ~$150
  • CPU socket: AM4
  • Chipset: AMD X370
  • Form factor: ATX

GIGABYTE GA AX370 Gaming K3 review. Compare 107 technical specifications and user reviews to see how it ranks among motherboards and if it is worth buying.

5.4

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%

5.4

Technical Score

10.0%

?

User score

Good
5.4

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%

5.8

Memory

16.0%

6.8

Platform & Features

16.0%

4.4

Storage

15.0%

5.0

Network

13.0%

4.4

Ports & USB

8.0%

3.5

Expansion

8.0%

5.8

Power & Cooling

5.0%

9.2

Audio

Good
?

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%

?

User reviews

30.0%

?

Popularity

  • 3.6
    Gaming

    Score components:

    28.0%

    4.8

    VRM phases

    22.0%

    3.3

    N. of M.2 sockets

    18.0%

    4.6

    LAN speed

    17.0%

    3.3

    Maximum RAM speed

    15.0%

    1.0

    N. of PCIe 5.0 x16 slots

  • No image
No image

Best prices in UK

    N/A~ £110

Best rankings

?

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

Verdict

The Gigabyte GA-AX370-Gaming K3 is an ATX motherboard built on the AMD X370 chipset, supporting AM4-socket Ryzen and 7th Gen A-series processors. It features four DDR4 DIMM slots for up to 64GB of dual-channel memory (speeds up to 3200MHz O.C.), a single PCIe Gen3 x4 M.2 slot, two SATA Express, and eight SATA 6Gb/s ports with RAID 0/1/10 support. Key characteristics include a high-end Realtek ALC1220 120dB SNR audio codec, Killer E2500 Gaming LAN, and Turbo B-Clock for advanced overclocking tuning. Pros include its robust audio quality with a smart headphone amp, reinforced PCIe 'Ultra Durable' armor, and the reliable DualBIOS design. However, it lacks built-in Wi-Fi, does not support NVIDIA SLI (only AMD CrossFire), and some users have noted its 4+3 phase VRM design is relatively modest compared to higher-tier enthusiast boards.

Technical Specifications of GIGABYTE GA AX370 Gaming K3

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%

?

Memory

16.0%

?

Platform & Features

16.0%

?

Storage

15.0%

?

Network

13.0%

?

Ports & USB

8.0%

?

Expansion

8.0%

?

Power & Cooling

5.0%

?

Audio

5.4
GIGABYTE GA AX370 Gaming K3 has a technical score of 5.42 points, which is lower than that of 70.2% 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%

0.0

User reviews

30.0%

1.0

Popularity

?
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.
1.0
GIGABYTE GA AX370 Gaming K3 has a popularity of 1 points, which is lower than 77.9% 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%

5.4

Overall score

40.0%

9.9

Price

6.8
GIGABYTE GA AX370 Gaming K3 has a quality-to-price ratio of 6.8 points, which is lower than 69.3% 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 GA AX370 Gaming K3 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 X370
GIGABYTE GA AX370 Gaming K3 uses the AMD X370 chipset, which is less advanced than that of 71.8% 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

ATX
GIGABYTE GA AX370 Gaming K3 has the ATX form factor, which is more versatile than that of 47.8% of motherboards and equal to that of 52.2% 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 GA AX370 Gaming K3 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

4
GIGABYTE GA AX370 Gaming K3 has 4 Memory slots, which is more than 21.5% of motherboards and equal to 72.5% 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 GA AX370 Gaming K3 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 GA AX370 Gaming K3 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

3,200 MT/s
GIGABYTE GA AX370 Gaming K3 supports memory speeds up to 3200 MT/s, which is lower than that of 62.8% of motherboards and equal to that of 10.9% 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 GA AX370 Gaming K3 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/SATA
GIGABYTE GA AX370 Gaming K3 offers 1x PCIe 3.0x4/SATA for M.2 slot interfaces, which is slower than that of 73.8% of motherboards and equal to that of 10.4% 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

8
GIGABYTE GA AX370 Gaming K3 has 8 SATA 3 connectors, which is more than 85.5% of motherboards and equal to 11.2% of motherboards.
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 GA AX370 Gaming K3 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

no
GIGABYTE GA AX370 Gaming K3 does not support NVMe RAID. 59.8% of motherboards support this feature.
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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 GA AX370 Gaming K3 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 GA AX370 Gaming K3 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 GA AX370 Gaming K3 has 1 PCIe 3.0x16 slots, which is more than 40.6% of motherboards and equal to 26.7% of motherboards.
runs at x4 mode
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

?
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

no
GIGABYTE GA AX370 Gaming K3 does not support PCIe bifurcation. 61% of motherboards support this feature.
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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

8
GIGABYTE GA AX370 Gaming K3 has 8 USB ports (rear I/O), which is more than 40.3% of motherboards and equal to 30.7% 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

14
GIGABYTE GA AX370 Gaming K3 has 14 USB ports (including headers), which is fewer than 51.8% of motherboards and equal to 12.9% 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 GA AX370 Gaming K3 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 GA AX370 Gaming K3 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 GA AX370 Gaming K3 has 0 USB 3.2 Gen2x2 ports (USB-C), which is equal to 81.6% of motherboards.
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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 GA AX370 Gaming K3 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

Killer E2500
GIGABYTE GA AX370 Gaming K3 uses the Killer E2500 LAN controller, which is less advanced than that of 91.7% of motherboards and equal to that of 1.3% of motherboards.
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 GA AX370 Gaming K3 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

no
GIGABYTE GA AX370 Gaming K3 does not support Wi-Fi connectivity. 49.1% 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)

N/A
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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 ALC1220
GIGABYTE GA AX370 Gaming K3 uses the Realtek ALC1220 audio codec, which is more advanced than that of 65.1% of motherboards and equal to that of 13% 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 GA AX370 Gaming K3 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

120 dB
GIGABYTE GA AX370 Gaming K3 has an audio SNR of 120 dB, which is higher than that of 55% of motherboards and equal to that of 41.5% 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

yes
GIGABYTE GA AX370 Gaming K3 supports a headphone amp. 37% 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

5
GIGABYTE GA AX370 Gaming K3 has 5 3.5mm audio jacks, which is more than 49.8% of motherboards and equal to 36.8% of motherboards.
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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

7
GIGABYTE GA AX370 Gaming K3 has 7 VRM phases, which is fewer than 82.4% of motherboards and equal to 0.8% 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 GA AX370 Gaming K3 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

5
GIGABYTE GA AX370 Gaming K3 has 5 fan headers, which is more than 35.8% of motherboards and equal to 14.5% 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 GA AX370 Gaming K3 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 GA AX370 Gaming K3 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 GA AX370 Gaming K3 vs the average motherboard

  • Includes dual BIOS
    GIGABYTE GA AX370 Gaming K3 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 GA AX370 Gaming K3 has dual BIOS, while the average motherboard does not. 22.4% of motherboards include dual BIOS.
  • 1 more USB 3.2 Gen1 headers
    GIGABYTE GA AX370 Gaming K3 has more USB 3.2 Gen1 headers than the average motherboard (2 vs 1). The average motherboard has 1 USB 3.2 Gen1 header/s.
    two internal headers
    What it is: The number of internal USB 3.2 Gen1 headers for front-panel Type-A ports.
    When it matters: When your case has front USB-A ports to connect.

    Importance: MEDIUM

    Good value: >=1

    GIGABYTE GA AX370 Gaming K3 has more USB 3.2 Gen1 headers than the average motherboard (2 vs 1). The average motherboard has 1 USB 3.2 Gen1 header/s.2 vs 1
  • 1 more USB 3.2 Gen2 ports
    GIGABYTE GA AX370 Gaming K3 has more USB 3.2 Gen2 ports than the average motherboard (2 vs 1). The average motherboard has 1 USB 3.2 Gen2 port/s.
    What it is: The number of rear USB 3.2 Gen2 Type-A ports on the motherboard.
    When it matters: When you want faster USB-A ports for storage or accessories.

    Importance: MEDIUM

    Good value: >=2

    GIGABYTE GA AX370 Gaming K3 has more USB 3.2 Gen2 ports than the average motherboard (2 vs 1). The average motherboard has 1 USB 3.2 Gen2 port/s.2 vs 1
  • 1 more PCIe 2.0x16 slots
    GIGABYTE GA AX370 Gaming K3 has more PCIe 2.0x16 slots than the average motherboard (1 vs 0). The average motherboard has 0 PCIe 2.0x16 slot/s.
    What it is: The number of PCIe 2.0 x16 physical slots on the motherboard.
    When it matters: When you compare older full-length expansion options.

    Importance: LOW

    GIGABYTE GA AX370 Gaming K3 has more PCIe 2.0x16 slots than the average motherboard (1 vs 0). The average motherboard has 0 PCIe 2.0x16 slot/s.1 vs 0
  • 4 more SATA 3 connectors
    GIGABYTE GA AX370 Gaming K3 has more SATA 3 connectors than the average motherboard (8 vs 4). The average motherboard has 4 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

    GIGABYTE GA AX370 Gaming K3 has more SATA 3 connectors than the average motherboard (8 vs 4). The average motherboard has 4 SATA 3 connectors.8 vs 4
  • Newer CPU socket
    GIGABYTE GA AX370 Gaming K3 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 GA AX370 Gaming K3 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
  • 2 more PCIe x1 slots
    GIGABYTE GA AX370 Gaming K3 has more PCIe x1 slots than the average motherboard (3 vs 1). The average motherboard has 1 PCIe x1 slot/s.
    What it is: The number of PCIe x1 slots on the motherboard.
    When it matters: When you want space for smaller add-in cards.

    Importance: MEDIUM

    Good value: >=2

    GIGABYTE GA AX370 Gaming K3 has more PCIe x1 slots than the average motherboard (3 vs 1). The average motherboard has 1 PCIe x1 slot/s.3 vs 1
  • 1 more RGB headers
    GIGABYTE GA AX370 Gaming K3 has more RGB headers than the average motherboard (2 vs 1). The average motherboard has 1 RGB header/s.
    What it is: The number of 4-pin RGB headers available on the motherboard.
    When it matters: When you want to connect more standard RGB lighting devices.

    Importance: LOW

    Good value: >=2

    GIGABYTE GA AX370 Gaming K3 has more RGB headers than the average motherboard (2 vs 1). The average motherboard has 1 RGB header/s.2 vs 1
  • Includes dual BIOS
    GIGABYTE GA AX370 Gaming K3 has dual BIOS, while the average motherboard does not. 22.4% of motherboards include dual BIOS.
  • Newer CPU socket
    GIGABYTE GA AX370 Gaming K3 has newer CPU socket than the average motherboard (AM4 vs LGA 1,151). The average motherboard uses LGA 1,151 CPU socket.
  • Broader Windows support
    GIGABYTE GA AX370 Gaming K3 has broader Windows support than the average motherboard (Windows 11, Windows 10, Windows 8.1, Windows 8, Windows 7 vs Windows 11, Windows 10). The average motherboard supports Windows 11, Windows 10.
  • 4 more SATA 3 connectors
    GIGABYTE GA AX370 Gaming K3 has more SATA 3 connectors than the average motherboard (8 vs 4). The average motherboard has 4 SATA 3 connectors.
  • 1 more PCIe 2.0x16 slots
    GIGABYTE GA AX370 Gaming K3 has more PCIe 2.0x16 slots than the average motherboard (1 vs 0). The average motherboard has 0 PCIe 2.0x16 slot/s.
  • 2 more PCIe x1 slots
    GIGABYTE GA AX370 Gaming K3 has more PCIe x1 slots than the average motherboard (3 vs 1). The average motherboard has 1 PCIe x1 slot/s.
  • 1 more USB 3.2 Gen1 headers
    GIGABYTE GA AX370 Gaming K3 has more USB 3.2 Gen1 headers than the average motherboard (2 vs 1). The average motherboard has 1 USB 3.2 Gen1 header/s.
  • 1 more USB 3.2 Gen2 ports
    GIGABYTE GA AX370 Gaming K3 has more USB 3.2 Gen2 ports than the average motherboard (2 vs 1). The average motherboard has 1 USB 3.2 Gen2 port/s.
  • 2 more USB 3.2 Gen1 ports
    GIGABYTE GA AX370 Gaming K3 has more USB 3.2 Gen1 ports than the average motherboard (6 vs 4). The average motherboard has 4 USB 3.2 Gen1 port/s.
  • Better audio codec
    GIGABYTE GA AX370 Gaming K3 has better audio codec than the average motherboard (Realtek ALC1,220 vs Realtek ALC898). The average motherboard uses Realtek ALC898 audio codec.
  • 5 dB higher audio SNR
    GIGABYTE GA AX370 Gaming K3 has a higher audio SNR than the average motherboard (120 dB vs 115 dB). The average motherboard has audio SNR of 115 dB.
  • 1 more RGB headers
    GIGABYTE GA AX370 Gaming K3 has more RGB headers than the average motherboard (2 vs 1). The average motherboard has 1 RGB header/s.

Total
Platform & Features
Storage
Expansion
Ports & USB
Audio
Power & Cooling
  • More basic motherboard chipset
    GIGABYTE GA AX370 Gaming K3 has more basic motherboard chipset than the average motherboard (AMD X370 vs Intel B860). The average motherboard uses Intel B860 chipset.
  • No BIOS flashback support
    GIGABYTE GA AX370 Gaming K3 does not support BIOS flashback, while the average motherboard does. 50.8% of motherboards support BIOS flashback.
  • Fewer BIOS update options
    GIGABYTE GA AX370 Gaming K3 has fewer BIOS update options than the average motherboard (UEFI utility, Windows app vs UEFI utility, flashback, Windows app). The average motherboard offers UEFI utility, flashback, Windows app BIOS update methods.
  • 4 years older release date
    GIGABYTE GA AX370 Gaming K3 is older than the average motherboard (2,017 vs 2,021). The average motherboard was released in 2,021.
    April 2017
  • 50% less maximum memory capacity
    GIGABYTE GA AX370 Gaming K3 has fewer maximum memory capacity than the average motherboard (64 GB vs 128 GB). The average motherboard supports 128 GB of memory.
  • 30.4% lower maximum RAM speed
    GIGABYTE GA AX370 Gaming K3 has a lower maximum RAM speed than the average motherboard (3,200 MT/s vs 4,600 MT/s). The average motherboard supports RAM speed of 4,600 MT/s.
  • 35.1% lower overclocked RAM speed
    GIGABYTE GA AX370 Gaming K3 has a lower overclocked RAM speed than the average motherboard (3,200 MT/s vs 4,933 MT/s). The average motherboard supports overclocked RAM speed of 4,933 MT/s.
  • Slower M.2 slot interfaces
    GIGABYTE GA AX370 Gaming K3 has slower M.2 slot interfaces than the average motherboard (1x PCIe 3.0x4/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.
  • No NVMe RAID support
    GIGABYTE GA AX370 Gaming K3 does not support NVMe RAID, while the average motherboard does. 59.8% of motherboards support NVMe RAID.
  • 1 fewer M.2 sockets
    GIGABYTE GA AX370 Gaming K3 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 GA AX370 Gaming K3 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 PCIe bifurcation support
    GIGABYTE GA AX370 Gaming K3 does not support PCIe bifurcation, while the average motherboard does. 61% of motherboards support PCIe bifurcation.
  • 1 fewer rear USB-C ports
    GIGABYTE GA AX370 Gaming K3 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 DisplayPort outputs
    GIGABYTE GA AX370 Gaming K3 has fewer DisplayPort outputs than the average motherboard (0 vs 1). The average motherboard has 1 DisplayPort outputs.
  • 1 fewer total USB connections
    GIGABYTE GA AX370 Gaming K3 has fewer total USB connections than the average motherboard (14 vs 15). The average motherboard has 15 total USB connections.
  • Older HDMI version
    GIGABYTE GA AX370 Gaming K3 has older HDMI version than the average motherboard (1.4 vs 2.1). The average motherboard supports HDMI 2.1.
  • 1 fewer total USB-C connections
    GIGABYTE GA AX370 Gaming K3 has fewer total USB-C connections than the average motherboard (0 vs 1). The average motherboard has 1 total USB-C connections.
  • 2 fewer USB 2.0 ports
    GIGABYTE GA AX370 Gaming K3 has fewer USB 2.0 ports than the average motherboard (0 vs 2). The average motherboard has 2 USB 2.0 port/s.
  • More basic LAN controller
    GIGABYTE GA AX370 Gaming K3 has more basic LAN controller than the average motherboard (Killer E2,500 vs Marvell AQtion AQC113C). The average motherboard uses Marvell AQtion AQC113C LAN controller.
  • 60% lower LAN speed
    GIGABYTE GA AX370 Gaming K3 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.
  • No Wi-Fi antenna included
    GIGABYTE GA AX370 Gaming K3 does not include a Wi-Fi antenna, while the average motherboard does. 51.1% of motherboards include a Wi-Fi antenna.
  • Fewer VRM phases
    GIGABYTE GA AX370 Gaming K3 has fewer VRM phases than the average motherboard (7 vs 10). The average motherboard has 10 VRM phase/s.
  • 2 fewer ARGB headers
    GIGABYTE GA AX370 Gaming K3 has fewer ARGB headers than the average motherboard (0 vs 2). The average motherboard has 2 ARGB header/s.
  • More basic motherboard chipset
    GIGABYTE GA AX370 Gaming K3 has more basic motherboard chipset than the average motherboard (AMD X370 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 GA AX370 Gaming K3 has more basic motherboard chipset than the average motherboard (AMD X370 vs Intel B860). The average motherboard uses Intel B860 chipset.AMD X370 vs Intel B860
  • More basic LAN controller
    GIGABYTE GA AX370 Gaming K3 has more basic LAN controller than the average motherboard (Killer E2,500 vs Marvell AQtion AQC113C). The average motherboard uses Marvell AQtion AQC113C 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

    GIGABYTE GA AX370 Gaming K3 has more basic LAN controller than the average motherboard (Killer E2,500 vs Marvell AQtion AQC113C). The average motherboard uses Marvell AQtion AQC113C LAN controller.Killer E2500 vs Marvell AQtion AQC113C
  • 60% lower LAN speed
    GIGABYTE GA AX370 Gaming K3 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 GA AX370 Gaming K3 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 GA AX370 Gaming K3 has slower M.2 slot interfaces than the average motherboard (1x PCIe 3.0x4/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 GA AX370 Gaming K3 has slower M.2 slot interfaces than the average motherboard (1x PCIe 3.0x4/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/SATA vs 1x PCIe 5.0x4, 2x PCIe 4.0x4
  • No NVMe RAID support
    GIGABYTE GA AX370 Gaming K3 does not support NVMe RAID, while the average motherboard does. 59.8% of motherboards support NVMe RAID.
    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

    GIGABYTE GA AX370 Gaming K3 does not support NVMe RAID, while the average motherboard does. 59.8% of motherboards support NVMe RAID.
  • 50% less maximum memory capacity
    GIGABYTE GA AX370 Gaming K3 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 GA AX370 Gaming K3 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
  • 1 fewer M.2 sockets
    GIGABYTE GA AX370 Gaming K3 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 GA AX370 Gaming K3 has fewer M.2 sockets than the average motherboard (1 vs 2). The average motherboard has 2 M.2 socket/s.1 vs 2
  • No BIOS flashback support
    GIGABYTE GA AX370 Gaming K3 does not support BIOS flashback, while the average motherboard does. 50.8% of motherboards support BIOS flashback.
    What it is: Shows whether the motherboard can update BIOS without needing a fully installed or supported CPU to boot first.
    When it matters: When you may need to update BIOS before the system can boot.

    Importance: MEDIUM

    GIGABYTE GA AX370 Gaming K3 does not support BIOS flashback, while the average motherboard does. 50.8% of motherboards support BIOS flashback.
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Platform & Features
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Ports & USB
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Third-party reviews

What customers like about GIGABYTE GA AX370 Gaming K3?

  • Equipped with the high-quality ALC1220 audio codec for clear 120dB SNR sound.
  • Features DualBIOS™ technology for extra protection against BIOS failure.
  • Includes a good variety of connectivity like USB 3.1 Gen 2 and M.2 support.
  • Users find it physically easy to install and aesthetically pleasing with red LED lighting.
  • Supports a wide range of AMD Ryzen and Athlon processors via the AM4 socket.
  • Generally affordable compared to other X370 chipset boards.

What customers dislike about GIGABYTE GA AX370 Gaming K3?

  • VRM design (4+3 phases) is considered lackluster or 'tiny' for its price tier, potentially limiting stable overclocking.
  • BIOS software received significant criticism for being unstable and 'not noob-friendly' at launch.
  • Reported issues with memory compatibility, often struggling to reach 3000MHz+ speeds without specific updates.
  • Lacks built-in Wi-Fi, requiring users to purchase a separate card or use Ethernet.
  • Some users noted fewer fan headers and lower-quality soldering compared to competitors like the ASUS Prime X370-Pro.
  • RGB lighting control is limited and requires a separate app that some users find buggy.

Video reviews

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