ASRock B660M C Review | 107 Data compared
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ASRock B660M C Review | 107 Data compared

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  • CPU socket: LGA 1700
  • Chipset: Intel B660
  • Form factor: microATX

ASRock B660M C review. Compare 107 technical specifications and user reviews to see how this product ranks in the Motherboards category and whether it is worth buying.

6.1

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%

6.1

Technical Score

10.0%

8.0

User score

Good
6.1

Technical Score

What it is: An assessment of technical performance for products in the Motherboards category across these key areas: Platform & Features, Memory, Storage, Expansion, Ports & USB, Network, Audio, Power & Cooling.

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

Score components:

19.0%

7.0

Memory

16.0%

8.6

Platform & Features

16.0%

6.3

Storage

15.0%

5.1

Network

13.0%

3.3

Ports & USB

8.0%

5.3

Expansion

8.0%

6.2

Power & Cooling

5.0%

6.2

Audio

Good
8.0

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

Excellent
  • 3.9
    Gaming

    What it is:

    Score components:

    28.0%

    4.8

    VRM phases

    22.0%

    5.5

    N. of M.2 sockets

    18.0%

    1.0

    LAN speed

    17.0%

    6.3

    Maximum RAM speed

    15.0%

    1.0

    N. of PCIe 5.0 x16 slots

  • asrock-b660m-c
asrock-b660m-c

Best prices

    N/A~ £110

Best rankings

The first number in the "Best rankings" table above indicates the product's rank among all products in our database, while the second number (in brackets) represents its rank among available products only. | The "average product" rating mentioned below reflects the median values calculated across all attributes for products within this category.

Technical Specifications of motherboard ASRock B660M C

Technical Score

What it is: An assessment of technical performance for products in the Motherboards category across these key areas: Platform & Features, Memory, Storage, Expansion, Ports & USB, Network, Audio, Power & Cooling.

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

Score components:

19.0%

7.0

Memory

16.0%

8.6

Platform & Features

16.0%

6.3

Storage

15.0%

5.1

Network

13.0%

3.3

Ports & USB

8.0%

5.3

Expansion

8.0%

6.2

Power & Cooling

5.0%

6.2

Audio

6.1
ASRock B660M C has a technical score of 6.14 points, which is lower than that of 55.1% 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

8.0
ASRock B660M C has a user score of 8 points, which is higher than that of 36.7% 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.
1.0
ASRock B660M C has a popularity of 1 points, which is lower than 79.1% 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%

6.1

Overall score

40.0%

9.9

Price

7.3
ASRock B660M C has a quality-to-price ratio of 7.3 points, which is lower than 52.7% 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: LOW

Asrock
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

LGA 1700
ASRock B660M C uses the LGA 1,700 CPU socket, which is more advanced than that of 55% of motherboards and equal to that of 22.6% of motherboards.
CPU platform
What it is: The processor platform supported by the motherboard, indicating compatibility with Intel or AMD processors.
When it matters: When choosing a motherboard to match your chosen processor brand (Intel or AMD).

Importance: LOW

Good value: Intel

Intel
ASRock B660M C is built for the Intel CPU platform, which is more versatile than that of 31.6% of motherboards and equal to that of 68.4% of motherboards.
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

Intel B660
ASRock B660M C uses the Intel B660 chipset, which is more advanced than that of 57.7% of motherboards and equal to that of 2.8% 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: LOW

microATX
ASRock B660M C 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.
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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
ASRock B660M C uses DDR4 memory, which is newer than that of 13.5% of motherboards and equal to that of 50.8% 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: MEDIUM

Good value: >=4

4
ASRock B660M C 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

128 GB
ASRock B660M C supports up to 128 GB of memory, which is more than 40.4% of motherboards and equal to 31.9% 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: LOW

2
ASRock B660M C supports 2 memory channels, which is more than 0.2% of motherboards and equal to 92.6% 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: LOW

Good value: >=6400 MT/s

5333 MT/s
ASRock B660M C supports memory speeds up to 5,333 MT/s, which is higher than that of 62.8% of motherboards and equal to that of 5.2% of motherboards.
Show more
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
ASRock B660M C has 2 M.2 sockets, which is more than 30.8% of motherboards and equal to 34.4% 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: MEDIUM

2x PCIe 4.0 x4
Key E Wi-Fi slot excluded.
ASRock B660M C offers 2x PCIe 4.0 x4 for M.2 slot interfaces, which is faster than that of 55.9% of motherboards and equal to that of 5.3% of motherboards.
Key E Wi-Fi slot excluded.
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: LOW

Good value: >=6

8
ASRock B660M C has 8 SATA 3 connectors, which is more than 85.4% of motherboards and equal to 11.1% 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: LOW

0/1/5/10
SATA only
ASRock B660M C supports RAID levels 0/1/5/10, which is broader than 32% of motherboards and equal to 68% of motherboards.
SATA only
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: MEDIUM

no
ASRock B660M C does not support NVMe RAID. 59.8% of motherboards support this feature.
Show more
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: LOW

Good value: >=1

0
ASRock B660M C has 0 PCIe 5.0 x16 slots, which is fewer than 31.5% of motherboards and 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: LOW

Good value: >=1

1
ASRock B660M C has 1 PCIe 4.0 x16 slots, which is more than 55.5% of motherboards and equal to 35.4% 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: LOW

3
ASRock B660M C has 3 PCIe 3.0 x16 slots, which is more than 82.7% of motherboards and equal to 11.1% 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: LOW

x16
ASRock B660M C uses x16 for PCIe slot electrical configuration, which is less flexible than that of 81% of motherboards and equal to that of 16.1% 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: LOW

Good value: yes

yes
ASRock B660M C supports PCIe bifurcation. 40.4% of motherboards support this feature.
Show more
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: HIGH

Good value: >=8

8
ASRock B660M C has 8 USB ports (rear I/O), which is more than 40.2% of motherboards and equal to 30.5% 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

13
ASRock B660M C has 13 USB ports (including headers), which is fewer than 65% of motherboards and equal to 7.6% 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
ASRock B660M C 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: LOW

Good value: >=2

1
ASRock B660M C has 1 USB-C ports (including headers), which is more than 30.4% 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: LOW

Good value: >=1

0
ASRock B660M C has 0 USB 3.2 Gen2x2 ports (USB-C), which is fewer than 18.3% of motherboards and equal to 81.7% 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
ASRock B660M C supports LAN speeds up to 1 Gbps, which is lower than that of 50.8% of motherboards and equal to that of 49.2% 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

Intel I219-V
ASRock B660M C uses the Intel I219-V LAN controller, which is more advanced than that of 58.2% of motherboards and equal to that of 10% 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: MEDIUM

1
ASRock B660M C has 1 RJ45 ports, which is fewer than 14.4% of motherboards and 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: LOW

Good value: yes

yes
ASRock B660M C supports Wi-Fi connectivity. 50% of motherboards support this feature.
Wi-Fi 5.
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: HIGH

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

Wi-Fi 5 (802.11ac)
ASRock B660M C 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.
Show more
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
ASRock B660M C uses the Realtek ALC897 audio codec, which is less advanced than that of 50.3% of motherboards and equal to that of 29.2% 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
ASRock B660M C 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: LOW

Good value: >=120 dB

97 dB
ASRock B660M C has an audio SNR of 97 dB, which is lower than that of 65.4% of motherboards and equal to that of 17% 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

Good value: yes

no
ASRock B660M C does not support a headphone amp. 59.3% 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
ASRock B660M C has 3 3.5mm audio jacks, which is fewer than 50.4% of motherboards and equal to 38.1% 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: MEDIUM

Good value: >=12

7
ASRock B660M C has 7 VRM phases, which is fewer than 81% of motherboards and equal to 1.1% 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: LOW

Good value: >=2

1
ASRock B660M C has 1 CPU power connectors, which is fewer than 45.5% of motherboards and 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: LOW

Good value: >=6

5
ASRock B660M C has 5 fan headers, which is fewer than 50% of motherboards and equal to 14.6% 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: LOW

Good value: yes

yes
ASRock B660M C has a pump header. 21.9% 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
ASRock B660M C supports up to 2 A on the pump header, which is higher than that of 45.4% of motherboards and equal to that of 32.4% of motherboards.
Show more

ASRock B660M C vs the average motherboard

  • newer CPU socket
    ASRock B660M C has newer CPU socket than the average motherboard (LGA 1,700 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

    ASRock B660M C has newer CPU socket than the average motherboard (LGA 1,700 vs LGA 1,151). The average motherboard uses LGA 1,151 CPU socket.LGA 1700 vs LGA 1151
  • Integrated I/O shield
    ASRock B660M C has an integrated I/O shield, while the average motherboard does not. 46% of motherboards include an integrated I/O shield.
    What it is: Shows whether the rear I/O shield comes pre-mounted on the motherboard instead of being installed separately.
    When it matters: When you want an easier motherboard installation process.

    Importance: LOW

    Good value: yes

    ASRock B660M C has an integrated I/O shield, while the average motherboard does not. 46% of motherboards include an integrated I/O shield.
  • 1 more PCIe 4.0 x16 slots
    ASRock B660M C has more PCIe 4.0 x16 slots than the average motherboard (1 vs 0). The average motherboard has 0 PCIe 4.0 x16 slot/s.
    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: LOW

    Good value: >=1

    ASRock B660M C has more PCIe 4.0 x16 slots than the average motherboard (1 vs 0). The average motherboard has 0 PCIe 4.0 x16 slot/s.1 vs 0
  • more advanced LAN controller
    ASRock B660M C has better LAN controller than the average motherboard (Intel I219-V vs Killer + Intel + Realtek). The average motherboard uses Killer + Intel + Realtek 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

    ASRock B660M C has better LAN controller than the average motherboard (Intel I219-V vs Killer + Intel + Realtek). The average motherboard uses Killer + Intel + Realtek LAN controller.Intel I219-V vs Killer + Intel + Realtek
  • more BIOS update options
    ASRock B660M C has more BIOS update options than the average motherboard (UEFI utility, flashback, Windows app, internet flash vs UEFI utility, flashback, Windows app). The average motherboard offers UEFI utility, flashback, Windows app BIOS update methods.
    What it is: The available ways to update the motherboard BIOS.
    When it matters: When you want easier BIOS maintenance and recovery.

    Importance: LOW

    ASRock B660M C has more BIOS update options than the average motherboard (UEFI utility, flashback, Windows app, internet flash vs UEFI utility, flashback, Windows app). The average motherboard offers UEFI utility, flashback, Windows app BIOS update methods.UEFI utility, flashback, Windows app, internet flash vs UEFI utility, flashback, Windows app
  • 4 more SATA 3 connectors
    ASRock B660M C 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: LOW

    Good value: >=6

    ASRock B660M C has more SATA 3 connectors than the average motherboard (8 vs 4). The average motherboard has 4 SATA 3 connectors.8 vs 4
  • 1 more ARGB headers
    ASRock B660M C 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

    ASRock B660M C has more ARGB headers than the average motherboard (3 vs 2). The average motherboard has 2 ARGB header/s.3 vs 2
  • Supports Bluetooth
    ASRock B660M C supports Bluetooth, while the average motherboard does not. 48.9% 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

    Good value: yes

    ASRock B660M C supports Bluetooth, while the average motherboard does not. 48.9% of motherboards support Bluetooth.
  • newer CPU socket
    ASRock B660M C has newer CPU socket than the average motherboard (LGA 1,700 vs LGA 1,151). The average motherboard uses LGA 1,151 CPU socket.
  • Integrated I/O shield
    ASRock B660M C has an integrated I/O shield, while the average motherboard does not. 46% of motherboards include an integrated I/O shield.
  • more BIOS update options
    ASRock B660M C has more BIOS update options than the average motherboard (UEFI utility, flashback, Windows app, internet flash vs UEFI utility, flashback, Windows app). The average motherboard offers UEFI utility, flashback, Windows app BIOS update methods.
  • 12.7% higher maximum RAM speed
    ASRock B660M C has a higher maximum RAM speed than the average motherboard (5,333 MT/s vs 4,733 MT/s). The average motherboard supports RAM speed of 4,733 MT/s.
  • 4 more SATA 3 connectors
    ASRock B660M C has more SATA 3 connectors than the average motherboard (8 vs 4). The average motherboard has 4 SATA 3 connectors.
  • 1 more PCIe 4.0 x16 slots
    ASRock B660M C has more PCIe 4.0 x16 slots than the average motherboard (1 vs 0). The average motherboard has 0 PCIe 4.0 x16 slot/s.
  • 2 more PCIe 3.0 x16 slots
    ASRock B660M C has more PCIe 3.0 x16 slots than the average motherboard (3 vs 1). The average motherboard has 1 PCIe 3.0 x16 slot/s.
  • 2 more USB 2.0 ports
    ASRock B660M C has more USB 2.0 ports than the average motherboard (4 vs 2). The average motherboard has 2 USB 2.0 port/s.
  • more advanced LAN controller
    ASRock B660M C has better LAN controller than the average motherboard (Intel I219-V vs Killer + Intel + Realtek). The average motherboard uses Killer + Intel + Realtek LAN controller.
  • Supports Bluetooth
    ASRock B660M C supports Bluetooth, while the average motherboard does not. 48.9% of motherboards support Bluetooth.
  • 1 more ARGB headers
    ASRock B660M C has more ARGB headers than the average motherboard (3 vs 2). The average motherboard has 2 ARGB header/s.
  • 61 mm shorter
    ASRock B660M C is shorter than the average motherboard (244 mm vs 305 mm). The average motherboard height is 305 mm.

Total
Platform & Features
Memory
Storage
Expansion
Ports & USB
Network
Power & Cooling
  • more basic motherboard chipset
    ASRock B660M C has more basic motherboard chipset than the average motherboard (Intel B660 vs Intel B860). The average motherboard uses Intel B860 chipset.
  • No BIOS flashback support
    ASRock B660M C does not support BIOS flashback, while the average motherboard does. 50.9% of motherboards support BIOS flashback.
  • No automatic overclocking
    ASRock B660M C does not support automatic overclocking, while the average motherboard does. 74.2% of motherboards support automatic overclocking.
    memory auto-OC only
  • less versatile form factor
    ASRock B660M C has less versatile form factor than the average motherboard (microATX vs ATX). The average motherboard comes in ATX form factor.
  • No NVMe RAID support
    ASRock B660M C does not support NVMe RAID, while the average motherboard does. 59.8% of motherboards support NVMe RAID.
  • slower M.2 slot interfaces
    ASRock B660M C has slower M.2 slot interfaces than the average motherboard (2x PCIe 4.0 x4 vs 1x PCIe 5.0 x4, 2x PCIe 4.0 x4). The average motherboard uses 1x PCIe 5.0 x4, 2x PCIe 4.0 x4 M.2 slot interfaces.
    Key E Wi-Fi slot excluded.
  • less flexible PCIe lane configuration
    ASRock B660M C has less flexible PCIe lane configuration than the average motherboard (x16 vs x16/x0/x4, x8/x8/x4). The average motherboard uses x16/x0/x4, x8/x8/x4 PCIe slot lane configuration.
  • 1 fewer PCIe x1 slots
    ASRock B660M C has fewer PCIe x1 slots than the average motherboard (0 vs 1). The average motherboard has 1 PCIe x1 slot/s.
  • 1 fewer rear USB-C ports
    ASRock B660M C 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
    ASRock B660M C 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.
  • 2 fewer total USB connections
    ASRock B660M C has fewer total USB connections than the average motherboard (13 vs 15). The average motherboard has 15 total USB connections.
  • 1 fewer DisplayPort outputs
    ASRock B660M C has fewer DisplayPort outputs than the average motherboard (0 vs 1). The average motherboard has 1 DisplayPort outputs.
    other video outputs only
  • 60% lower LAN speed
    ASRock B660M C 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
    ASRock B660M C has older Bluetooth version than the average motherboard (4.2 vs 5.4). The average motherboard supports Bluetooth 5.4.
  • 18 dB lower audio SNR
    ASRock B660M C 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
    ASRock B660M C does not support a headphone amp, while the average motherboard does. 59.2% of motherboards support a headphone amp.
  • 2 fewer 3.5mm audio jacks
    ASRock B660M C 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
    ASRock B660M C does not have optical S/PDIF out, while the average motherboard does. 55.8% of motherboards include optical S/PDIF out.
  • fewer VRM phases
    ASRock B660M C has fewer VRM phases than the average motherboard (7 vs 10). The average motherboard has 10 VRM phase/s.
  • No onboard RGB lighting
    ASRock B660M C does not have onboard RGB lighting, while the average motherboard does. 50.4% of motherboards include onboard RGB lighting.
  • 0.5 fewer fan headers
    ASRock B660M C has fewer fan headers than the average motherboard (5 vs 5.5). The average motherboard has 5.5 fan header/s.
  • 60% lower LAN speed
    ASRock B660M C 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

    ASRock B660M C 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
  • more basic motherboard chipset
    ASRock B660M C has more basic motherboard chipset than the average motherboard (Intel B660 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

    ASRock B660M C has more basic motherboard chipset than the average motherboard (Intel B660 vs Intel B860). The average motherboard uses Intel B860 chipset.Intel B660 vs Intel B860
  • No NVMe RAID support
    ASRock B660M C 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: MEDIUM

    ASRock B660M C does not support NVMe RAID, while the average motherboard does. 59.8% of motherboards support NVMe RAID.
  • slower M.2 slot interfaces
    ASRock B660M C has slower M.2 slot interfaces than the average motherboard (2x PCIe 4.0 x4 vs 1x PCIe 5.0 x4, 2x PCIe 4.0 x4). The average motherboard uses 1x PCIe 5.0 x4, 2x PCIe 4.0 x4 M.2 slot interfaces.
    Key E Wi-Fi slot excluded.
    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: MEDIUM

    ASRock B660M C has slower M.2 slot interfaces than the average motherboard (2x PCIe 4.0 x4 vs 1x PCIe 5.0 x4, 2x PCIe 4.0 x4). The average motherboard uses 1x PCIe 5.0 x4, 2x PCIe 4.0 x4 M.2 slot interfaces.2x PCIe 4.0 x4 vs 1x PCIe 5.0 x4, 2x PCIe 4.0 x4
  • 1 fewer rear USB-C ports
    ASRock B660M C 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

    ASRock B660M C 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
  • less flexible PCIe lane configuration
    ASRock B660M C has less flexible PCIe lane configuration than the average motherboard (x16 vs x16/x0/x4, x8/x8/x4). The average motherboard uses x16/x0/x4, x8/x8/x4 PCIe slot lane 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: LOW

    ASRock B660M C has less flexible PCIe lane configuration than the average motherboard (x16 vs x16/x0/x4, x8/x8/x4). The average motherboard uses x16/x0/x4, x8/x8/x4 PCIe slot lane configuration.x16 vs x16/x0/x4, x8/x8/x4
  • No BIOS flashback support
    ASRock B660M C does not support BIOS flashback, while the average motherboard does. 50.9% 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: LOW

    Good value: yes

    ASRock B660M C does not support BIOS flashback, while the average motherboard does. 50.9% of motherboards support BIOS flashback.
  • 1 fewer USB 3.2 Gen2 ports
    ASRock B660M C 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.
    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

    ASRock B660M C 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.0 vs 1
Total
Overall
Platform & Features
Storage
Expansion
Ports & USB
Network
Audio
Power & Cooling

Graphic comparison of ASRock B660M C and other products in the Motherboards category

Attribute category
Attribute

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.

Pros

  • Advanced motherboard chipset (Intel B660)
  • Modern CPU socket (LGA 1,700)
  • Large maximum memory capacity (128 GB)
  • Modern Wi-Fi standard (Wi-Fi 5 (802.11ac))
  • Many M.2 sockets (2)
  • Many memory slots (4)
  • Many rear USB ports (8)
  • Integrated I/O shield
  • Fast M.2 slot interfaces (2)
  • Reliable LAN controller (Intel I219-V)

Cons

  • Low LAN speed (1 Gbps)
  • Few USB 3.2 Gen2 ports (0)
  • Basic VRM design (7)
  • Few rear USB-C ports (0)
  • Few total USB connections (13)
  • Limited PCIe lane configuration (x16)
  • Low audio SNR (97 dB)
  • Few PCIe x1 slots (0)
  • Few CPU power connectors (1)
  • No NVMe RAID support

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