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ASUS Prime B650M A Review | 107 Data compared

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  • Avg. price in UK: ~£130
  • Avg. price in US: ~$130
  • CPU socket: AM5
  • Chipset: AMD B650
  • Form factor: microATX

ASUS Prime B650M A review. Compare 107 technical specifications and user reviews to see how it ranks among motherboards and if it is worth buying.

6.9

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%

6.9

Technical Score

10.0%

6.6

User score

Good
6.9

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%

8.8

Memory

16.0%

7.2

Platform & Features

16.0%

6.5

Storage

15.0%

9.1

Network

13.0%

4.2

Ports & USB

8.0%

4.2

Expansion

8.0%

5.8

Power & Cooling

5.0%

7.4

Audio

Good
6.6

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%

8.3

User reviews

30.0%

2.6

Popularity

User score:
United Kingdom
amazon
4.0
(15)
amazon
4.6
(4)
United States
Amazon_logo.png
4.7
(4)

(Reviews last updated: May 2026)

Good
  • 5.3
    Gaming

    Score components:

    28.0%

    4.0

    VRM phases

    22.0%

    5.5

    N. of M.2 sockets

    18.0%

    10

    LAN speed

    17.0%

    6.1

    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 ASUS Prime B650M-A is a Micro-ATX motherboard designed for AMD Socket AM5, supporting Ryzen 9000, 8000, and 7000 series processors. It features four DDR5 DIMM slots (up to 128GB/192GB and 7600+ MHz OC), two M.2 slots (one supporting PCIe 5.0 x4), and dual PCIe 4.0 x16 expansion slots. Connectivity is highlighted by a Realtek 2.5Gb Ethernet port, USB 3.2 Gen 2 (10Gbps) Type-A rear ports, and a front-panel USB 3.2 Gen 1 Type-C connector. Key pros include its future-proof PCIe 5.0 storage support, robust cooling with VRM and PCH heatsinks, and user-friendly features like BIOS FlashBack and Aura Sync RGB headers. However, notable cons include the lack of built-in Wi-Fi/Bluetooth on this specific model and a relatively basic power delivery system that may limit extreme overclocking on high-end CPUs.

Technical Specifications of ASUS Prime B650M A

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%

8.8

Memory

16.0%

7.2

Platform & Features

16.0%

6.5

Storage

15.0%

9.1

Network

13.0%

4.2

Ports & USB

8.0%

4.2

Expansion

8.0%

5.8

Power & Cooling

5.0%

7.4

Audio

6.9
ASUS Prime B650M A has a technical score of 6.93 points, which is higher than that of 61.7% 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%

8.3

User reviews

30.0%

2.6

Popularity

User score:
United Kingdom
amazon
4.0
(15)
amazon
4.6
(4)
United States
Amazon_logo.png
4.7
(4)

(Reviews last updated: May 2026)

6.6
ASUS Prime B650M A has a user score of 6.55 points, which is lower than that of 87% 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.
2.6
ASUS Prime B650M A has a popularity of 2.6 points, which is lower than 63.6% 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%

6.9

Overall score

40.0%

9.8

Price

7.8
ASUS Prime B650M A has a quality-to-price ratio of 7.8 points, which is higher than 64% 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

Asus
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

AM5
ASUS Prime B650M A uses the AM5 CPU socket, which is more advanced than that of 85.8% of motherboards and equal to that of 14.2% 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 B650
ASUS Prime B650M A uses the AMD B650 chipset, which is more advanced than that of 72.5% of motherboards and equal to that of 4% 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

microATX
ASUS Prime B650M A has the microATX form factor, which is less versatile than that of 52.2% of motherboards and equal to that of 32.4% of motherboards.
Show more
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

DDR5
ASUS Prime B650M A uses DDR5 memory, which is newer than that of 64.7% of motherboards and equal to that of 35.3% 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
ASUS Prime B650M A 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

192 GB
ASUS Prime B650M A supports up to 192 GB of memory, which is more than 72.6% of motherboards and equal to 10.1% of motherboards.
higher limit with high-density DIMMs
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
ASUS Prime B650M A 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

5,200 MT/s
ASUS Prime B650M A supports memory speeds up to 5200 MT/s, which is higher than that of 60.8% of motherboards and equal to that of 1.7% 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

2
ASUS Prime B650M A has 2 M.2 sockets, which is more than 30.8% of motherboards and equal to 34.6% 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 5.0 x4, 1x PCIe 4.0 x4
ASUS Prime B650M A offers 1x PCIe 5.0x4, 1x PCIe 4.0x4 for M.2 slot interfaces, which is faster than that of 80.1% of motherboards and equal to that of 2.8% 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
ASUS Prime B650M A has 4 SATA 3 connectors, which is more than 5.6% of motherboards and equal to 46.3% 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
ASUS Prime B650M A 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
ASUS Prime B650M A supports NVMe RAID. 40.3% of motherboards support this feature.
RAID 0/1/10 only
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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
ASUS Prime B650M A 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

1
ASUS Prime B650M A has 1 PCIe 4.0x16 slots, which is more than 55.6% of motherboards and equal to 35.3% of motherboards.
runs at x1 mode
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

0
ASUS Prime B650M A has 0 PCIe 3.0x16 slots, which is fewer than 59.5% of motherboards and equal to 40.5% 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

?
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
ASUS Prime B650M A supports PCIe bifurcation. 39.1% 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
ASUS Prime B650M A 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

15
ASUS Prime B650M A has 15 USB ports (including headers), which is more than 48.3% of motherboards and equal to 13.5% 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
ASUS Prime B650M A 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

1
ASUS Prime B650M A has 1 USB-C ports (including headers), which is more than 30.5% of motherboards and equal to 21.3% 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
ASUS Prime B650M A has 0 USB 3.2 Gen2x2 ports (USB-C), which is equal to 81.6% of motherboards.
10Gbps excluded.
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

2.5 Gbps
ASUS Prime B650M A supports LAN speeds up to 2.5 Gbps, which is higher than that of 49.2% of motherboards and equal to that of 41.5% 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
ASUS Prime B650M A 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
ASUS Prime B650M A 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 6 (802.11ax)
ASUS Prime B650M A supports Wi-Fi 6 (802.11ax), which is newer than that of 60.4% of motherboards and equal to that of 11.6% 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 ALC897
ASUS Prime B650M A uses the Realtek ALC897 audio codec, which is less advanced than that of 50.8% of motherboards and equal to that of 29.3% 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
ASUS Prime B650M A offers 7.1 audio channels, which is more than 4.9% of motherboards and equal to 95.1% of motherboards.
full 7.1 needs front panel audio.
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
ASUS Prime B650M A 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

no
ASUS Prime B650M A 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
ASUS Prime B650M A 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

2+1
ASUS Prime B650M A has 2+1 VRM phases, which is fewer than 99.8% of motherboards and equal to 0.2% 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
ASUS Prime B650M A 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

4
ASUS Prime B650M A has 4 fan headers, which is fewer than 64.3% of motherboards and equal to 12.3% 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
ASUS Prime B650M A 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

?
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ASUS Prime B650M A vs the average motherboard

  • Newer CPU socket
    ASUS Prime B650M A has newer CPU socket than the average motherboard (AM5 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

    ASUS Prime B650M A has newer CPU socket than the average motherboard (AM5 vs LGA 1,151). The average motherboard uses LGA 1,151 CPU socket.AM5 vs LGA 1151
  • Newer DDR memory generation
    ASUS Prime B650M A has newer DDR memory generation than the average motherboard (DDR5 vs DDR4). The average motherboard supports DDR4 memory.
    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

    ASUS Prime B650M A has newer DDR memory generation than the average motherboard (DDR5 vs DDR4). The average motherboard supports DDR4 memory.DDR5 vs DDR4
  • 50% more maximum memory capacity
    ASUS Prime B650M A has more maximum memory capacity than the average motherboard (192 GB vs 128 GB). The average motherboard supports 128 GB of memory.
    higher limit with high-density DIMMs
    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

    ASUS Prime B650M A has more maximum memory capacity than the average motherboard (192 GB vs 128 GB). The average motherboard supports 128 GB of memory.192 GB vs 128 GB
  • 1 more PCIe 4.0x16 slots
    ASUS Prime B650M A has more PCIe 4.0x16 slots than the average motherboard (1 vs 0). The average motherboard has 0 PCIe 4.0x16 slot/s.
    runs at x1 mode
    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

    ASUS Prime B650M A has more PCIe 4.0x16 slots than the average motherboard (1 vs 0). The average motherboard has 0 PCIe 4.0x16 slot/s.1 vs 0
  • Supports Wi-Fi
    ASUS Prime B650M A 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

    ASUS Prime B650M A supports Wi-Fi connectivity, while the average motherboard does not. 49.1% of motherboards support Wi-Fi connectivity.
  • 1 more USB 3.2 Gen2 ports
    ASUS Prime B650M A 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

    ASUS Prime B650M A 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
  • Supports ECC memory
    ASUS Prime B650M A 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

    ASUS Prime B650M A supports ECC memory, while the average motherboard does not. 20.9% of motherboards support ECC memory.
  • 1 more ARGB headers
    ASUS Prime B650M A has more ARGB headers than the average motherboard (3 vs 2). The average motherboard has 2 ARGB header/s.
    What it is: The number of 3-pin addressable RGB headers available on the motherboard.
    When it matters: When you want to connect more ARGB lighting devices.

    Importance: LOW

    Good value: >=2

    ASUS Prime B650M A has more ARGB headers than the average motherboard (3 vs 2). The average motherboard has 2 ARGB header/s.3 vs 2
  • Newer CPU socket
    ASUS Prime B650M A has newer CPU socket than the average motherboard (AM5 vs LGA 1,151). The average motherboard uses LGA 1,151 CPU socket.
  • Newer DDR memory generation
    ASUS Prime B650M A has newer DDR memory generation than the average motherboard (DDR5 vs DDR4). The average motherboard supports DDR4 memory.
  • 50% more maximum memory capacity
    ASUS Prime B650M A has more maximum memory capacity than the average motherboard (192 GB vs 128 GB). The average motherboard supports 128 GB of memory.
  • Supports ECC memory
    ASUS Prime B650M A supports ECC memory, while the average motherboard does not. 20.9% of motherboards support ECC memory.
  • 1 more PCIe 4.0x16 slots
    ASUS Prime B650M A has more PCIe 4.0x16 slots than the average motherboard (1 vs 0). The average motherboard has 0 PCIe 4.0x16 slot/s.
  • 1 more USB 3.2 Gen2 ports
    ASUS Prime B650M A 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.
  • Includes VGA connector
    ASUS Prime B650M A has a VGA connector, while the average motherboard does not. 22% of motherboards include a VGA connector.
  • 2 more USB 2.0 ports
    ASUS Prime B650M A has more USB 2.0 ports than the average motherboard (4 vs 2). The average motherboard has 2 USB 2.0 port/s.
  • Supports Wi-Fi
    ASUS Prime B650M A supports Wi-Fi connectivity, while the average motherboard does not. 49.1% of motherboards support Wi-Fi connectivity.
  • 5 dB higher audio SNR
    ASUS Prime B650M A 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 ARGB headers
    ASUS Prime B650M A has more ARGB headers than the average motherboard (3 vs 2). The average motherboard has 2 ARGB header/s.
  • 61 mm shorter
    ASUS Prime B650M A is shorter than the average motherboard (244 mm vs 305 mm). The average motherboard height is 305 mm.

Total
Platform & Features
Memory
Expansion
Ports & USB
Network
Audio
Power & Cooling
  • Not suitable for gaming
    ASUS Prime B650M A is not suitable for gaming, while the average motherboard is. 86.3% of motherboards are suitable for gaming.
  • More basic motherboard chipset
    ASUS Prime B650M A has more basic motherboard chipset than the average motherboard (AMD B650 vs Intel B860). The average motherboard uses Intel B860 chipset.
  • No debug LED indicators
    ASUS Prime B650M A does not have debug LED indicators, while the average motherboard does. 78.8% of motherboards include debug LED indicators.
  • Less versatile form factor
    ASUS Prime B650M A has less versatile form factor than the average motherboard (microATX vs ATX). The average motherboard comes in ATX form factor.
  • Fewer RAID options
    ASUS Prime B650M A 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.
  • Slower M.2 slot interfaces
    ASUS Prime B650M A has slower M.2 slot interfaces than the average motherboard (1x PCIe 5.0x4, 1x PCIe 4.0x4 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 multi-GPU support
    ASUS Prime B650M A does not support multi-GPU, while the average motherboard does. 54.6% of motherboards support multi-GPU.
  • 1 fewer PCIe x1 slots
    ASUS Prime B650M A has fewer PCIe x1 slots than the average motherboard (0 vs 1). The average motherboard has 1 PCIe x1 slot/s.
  • 1 fewer PCIe 3.0x16 slots
    ASUS Prime B650M A has fewer PCIe 3.0x16 slots than the average motherboard (0 vs 1). The average motherboard has 1 PCIe 3.0x16 slot/s.
  • 1 fewer rear USB-C ports
    ASUS Prime B650M A has fewer rear USB-C ports than the average motherboard (0 vs 1). The average motherboard has 1 rear USB-C port/s.
  • 2 fewer USB 3.2 Gen1 ports
    ASUS Prime B650M A has fewer USB 3.2 Gen1 ports than the average motherboard (2 vs 4). The average motherboard has 4 USB 3.2 Gen1 port/s.
  • Older Bluetooth version
    ASUS Prime B650M A has older Bluetooth version than the average motherboard (5.2 vs 5.4). The average motherboard supports Bluetooth 5.4.
  • No headphone amp support
    ASUS Prime B650M A does not support a headphone amp, while the average motherboard does. 63% of motherboards support a headphone amp.
  • More basic audio codec
    ASUS Prime B650M A has more basic audio codec than the average motherboard (Realtek ALC897 vs Realtek ALC898). The average motherboard uses Realtek ALC898 audio codec.
  • 2 fewer 3.5mm audio jacks
    ASUS Prime B650M A 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
    ASUS Prime B650M A does not have optical S/PDIF out, while the average motherboard does. 55.7% of motherboards include optical S/PDIF out.
  • Fewer VRM phases
    ASUS Prime B650M A has fewer VRM phases than the average motherboard (2+1 vs 10). The average motherboard has 10 VRM phase/s.
  • No onboard RGB lighting
    ASUS Prime B650M A does not have onboard RGB lighting, while the average motherboard does. 50.3% of motherboards include onboard RGB lighting.
  • 1 fewer fan headers
    ASUS Prime B650M A has fewer fan headers than the average motherboard (4 vs 5). The average motherboard has 5 fan header/s.
  • Fewer VRM phases
    ASUS Prime B650M A has fewer VRM phases than the average motherboard (2+1 vs 10). The average motherboard has 10 VRM phase/s.
    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

    ASUS Prime B650M A has fewer VRM phases than the average motherboard (2+1 vs 10). The average motherboard has 10 VRM phase/s.2+1 vs 10
  • 1 fewer rear USB-C ports
    ASUS Prime B650M A has fewer rear USB-C ports than the average motherboard (0 vs 1). The average motherboard has 1 rear USB-C port/s.
    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

    ASUS Prime B650M A has fewer rear USB-C ports than the average motherboard (0 vs 1). The average motherboard has 1 rear USB-C port/s.0 vs 1
  • Fewer RAID options
    ASUS Prime B650M A 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.
    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

    ASUS Prime B650M A 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.0/1/10 vs 0/1/5/10
  • Not suitable for gaming
    ASUS Prime B650M A is not suitable for gaming, while the average motherboard is. 86.3% of motherboards are suitable for gaming.
    What it is: An overall indication of whether the motherboard is well equipped for gaming builds.
    When it matters: When you want features that suit a gaming-oriented PC.

    Importance: MEDIUM

    ASUS Prime B650M A is not suitable for gaming, while the average motherboard is. 86.3% of motherboards are suitable for gaming.
  • No multi-GPU support
    ASUS Prime B650M A does not support multi-GPU, while the average motherboard does. 54.6% of motherboards support multi-GPU.
    What it is: Shows whether the board can run more than one graphics card in a supported multi-GPU configuration.
    When it matters: When you plan to run more than one graphics card.

    Importance: LOW

    ASUS Prime B650M A does not support multi-GPU, while the average motherboard does. 54.6% of motherboards support multi-GPU.
  • 2 fewer USB 3.2 Gen1 ports
    ASUS Prime B650M A has fewer USB 3.2 Gen1 ports than the average motherboard (2 vs 4). The average motherboard has 4 USB 3.2 Gen1 port/s.
    What it is: The number of rear USB 3.2 Gen1 Type-A ports on the motherboard.
    When it matters: When you want more standard USB ports with faster transfer speeds.

    Importance: MEDIUM

    Good value: >=4

    ASUS Prime B650M A has fewer USB 3.2 Gen1 ports than the average motherboard (2 vs 4). The average motherboard has 4 USB 3.2 Gen1 port/s.2 vs 4
  • No headphone amp support
    ASUS Prime B650M A does not support a headphone amp, while the average motherboard does. 63% of motherboards support a headphone amp.
    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

    ASUS Prime B650M A does not support a headphone amp, while the average motherboard does. 63% of motherboards support a headphone amp.
  • More basic motherboard chipset
    ASUS Prime B650M A has more basic motherboard chipset than the average motherboard (AMD B650 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

    ASUS Prime B650M A has more basic motherboard chipset than the average motherboard (AMD B650 vs Intel B860). The average motherboard uses Intel B860 chipset.AMD B650 vs Intel B860
Total
Overall
Platform & Features
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Ports & USB
Network
Audio
Power & Cooling

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Third-party reviews

United Kingdom
amazon
4.0
15 Reviews
amazon
4.6
4 Reviews
United States
Amazon_logo.png
4.7
4 Reviews

(Reviews last updated: May 2026)

What customers like about ASUS Prime B650M A?

  • Stable performance with no spontaneous reboots or Blue Screens of Death (BSOD) reported by many users
  • Effective cooling performance when paired with standard air coolers
  • Quick boot times for some users once initial setup is complete
  • Generous connectivity including 2.5Gb Ethernet and PCIe 5.0 M.2 support
  • BIOS FlashBack feature allows for easy BIOS updates without a CPU installed
  • Comprehensive I/O for a budget-friendly board, including front USB Type-C support

What customers dislike about ASUS Prime B650M A?

  • Long POST times (up to 40 seconds) due to memory training on the AM5 platform
  • Potential stability issues when attempting to run RAM at high overclocked speeds (e.g., 6000MHz+)
  • Spotty Bluetooth and Wi-Fi connectivity reported on wireless-enabled variants
  • Entry-level VRM design may run hot under heavy loads with high-end Ryzen 9 processors
  • Lacks a pre-installed I/O shield and uses a more basic audio codec (ALC897)
  • Occasional BIOS/UEFI bugs that can make initial configuration or updates frustrating

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