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ASUS Prime Z390 P Review | 107 Data compared

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  • Avg. price in UK: ~£170
  • Avg. price in US: ~$130
  • CPU socket: LGA 1151
  • Chipset: Intel Z390
  • Form factor: ATX

ASUS Prime Z390 P review. Compare 107 technical specifications and user reviews to see how it ranks among motherboards and if it is worth buying.

6.2

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%

5.8

Technical Score

10.0%

9.2

User score

Good
5.8

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%

6.9

Memory

16.0%

6.6

Platform & Features

16.0%

5.9

Storage

15.0%

5.0

Network

13.0%

5.1

Ports & USB

8.0%

4.9

Expansion

8.0%

5.4

Power & Cooling

5.0%

5.7

Audio

Good
9.2

User score

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

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

Score components:

70.0%

8.9

User reviews

30.0%

10

Popularity

User score:
United Kingdom
amazon
4.4
(1753)
amazon
4.6
(746)
United States
Amazon_logo.png
4.4
(1806)

(Reviews last updated: May 2026)

Exceptional
  • 4.5
    Gaming

    Score components:

    28.0%

    5.5

    VRM phases

    22.0%

    5.5

    N. of M.2 sockets

    18.0%

    4.6

    LAN speed

    17.0%

    4.7

    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 Z390-P is an ATX motherboard built on the Intel Z390 chipset, supporting 8th and 9th Generation Intel Core processors via the LGA 1151 socket. It features four DDR4 DIMM slots capable of supporting up to 128GB of memory at overclocked speeds of up to 4266MHz, along with dual M.2 slots (one supporting up to 32Gbps) and four SATA 6Gb/s ports for versatile storage configurations. Notable characteristics include OptiMem II for improved memory stability, 5X Protection III hardware-level safeguards, and Fan Xpert 4 for advanced cooling control. Main pros include its reliable performance for entry-level Z390 builds, intuitive UEFI BIOS, and support for AMD CrossFireX multi-GPU setups. However, cons include limited VRM power phases that may struggle with heavy overclocking on high-end CPUs like the i9-9900K and a lack of integrated Wi-Fi or USB Type-C ports.

Technical Specifications of ASUS Prime Z390 P

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%

6.9

Memory

16.0%

6.6

Platform & Features

16.0%

5.9

Storage

15.0%

5.0

Network

13.0%

5.1

Ports & USB

8.0%

4.9

Expansion

8.0%

5.4

Power & Cooling

5.0%

5.7

Audio

5.8
ASUS Prime Z390 P has a technical score of 5.84 points, which is lower than that of 61% 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%

8.9

User reviews

30.0%

10

Popularity

User score:
United Kingdom
amazon
4.4
(1753)
amazon
4.6
(746)
United States
Amazon_logo.png
4.4
(1806)

(Reviews last updated: May 2026)

9.2
ASUS Prime Z390 P has a user score of 9.24 points, which is higher than that of 89.3% of products in this category.
Popularity
What it is: An indicator based on the number of reviews received by the motherboard.
When it matters: When you prefer a motherboard that has already been bought and reviewed by many other users.
10
ASUS Prime Z390 P has a popularity of 10 points, which is higher than 79.9% of products in this category.
Ratio quality/price

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

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

Score components:

60.0%

6.2

Overall score

40.0%

9.6

Price

7.2
ASUS Prime Z390 P has a quality-to-price ratio of 7.2 points, which is lower than 54% 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

LGA 1151
ASUS Prime Z390 P uses the LGA 1151 CPU socket, which is less advanced than that of 70.5% of motherboards and equal to that of 13.8% of motherboards.
300-series / v2 revision.
CPU platform

Importance: MEDIUM

Intel
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 Z390
ASUS Prime Z390 P uses the Intel Z390 chipset, which is less advanced than that of 60.1% of motherboards and equal to that of 2.1% 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
ASUS Prime Z390 P 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
ASUS Prime Z390 P 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
ASUS Prime Z390 P 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
ASUS Prime Z390 P supports up to 128 GB of memory, which is more than 40.4% of motherboards and equal to 32.1% of motherboards.
requires BIOS update for full capacity
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 Z390 P 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

4,266 MT/s
ASUS Prime Z390 P supports memory speeds up to 4266 MT/s, which is lower than that of 54.5% of motherboards and equal to that of 0.8% 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 Z390 P 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 3.0 x4, 1x PCIe 3.0 x4/SATA
ASUS Prime Z390 P offers 1x PCIe 3.0x4, 1x PCIe 3.0x4/SATA for M.2 slot interfaces, which is slower than that of 61.4% of motherboards and equal to that of 1.9% 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 Z390 P 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

0/1/5/10
ASUS Prime Z390 P supports RAID levels 0/1/5/10, which is broader than 31.8% of motherboards and equal to 68.2% 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: LOW

yes
ASUS Prime Z390 P supports NVMe RAID. 40.3% of motherboards support this feature.
Intel RST support
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N. of PCIe 5.0 x16 slots
What it is: The number of PCIe 5.0 x16 physical slots on the motherboard.
When it matters: When you want the newest high-bandwidth expansion slots.

Importance: HIGH

Good value: >=1

0
ASUS Prime Z390 P 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
ASUS Prime Z390 P 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

2
ASUS Prime Z390 P has 2 PCIe 3.0x16 slots, which is more than 67.4% of motherboards and equal to 15.4% of motherboards.
PCIe slot electrical configuration
What it is: The actual lane wiring used by the motherboard PCIe slots.
When it matters: When you need to know how much bandwidth each slot really gets.

Importance: HIGH

x16/x16/x1/x1/x1/x1
ASUS Prime Z390 P uses x16/x16/x1/x1/x1/x1 for PCIe slot electrical configuration, which is more flexible than that of 93.2% of motherboards and equal to that of 0.1% 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: MEDIUM

yes
ASUS Prime Z390 P supports PCIe bifurcation. 39.1% of motherboards support this feature.
x8/x8, x8/x4/x4.
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: MEDIUM

Good value: >=8

?
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
ASUS Prime Z390 P has 13 USB ports (including headers), which is fewer than 64.7% 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
ASUS Prime Z390 P 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
ASUS Prime Z390 P 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
ASUS Prime Z390 P has 0 USB 3.2 Gen2x2 ports (USB-C), which is equal to 81.6% of motherboards.
Show more
LAN speed
What it is: The maximum wired Ethernet speed supported by the motherboard.
When it matters: When you want faster wired networking.

Importance: HIGH

Good value: 2.5GbE

1 Gbps
ASUS Prime Z390 P 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

Realtek RTL8111H
ASUS Prime Z390 P uses the Realtek RTL8111H LAN controller, which is less advanced than that of 74.7% of motherboards and equal to that of 10.2% 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
ASUS Prime Z390 P 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
ASUS Prime Z390 P 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
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 ALC887
ASUS Prime Z390 P uses the Realtek ALC887 audio codec, which is less advanced than that of 89% of motherboards and equal to that of 7.9% of motherboards.
Audio channels
What it is: The audio channel configuration supported by the onboard sound solution.
When it matters: When you want surround sound from the motherboard audio outputs.

Importance: LOW

Good value: 7.1

7.1
ASUS Prime Z390 P 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

97 dB
ASUS Prime Z390 P has an audio SNR of 97 dB, which is lower than that of 67.3% of motherboards and equal to that of 16.8% of motherboards.
Headphone amp support
What it is: Shows whether the onboard audio path includes dedicated headphone amplification for harder-to-drive headsets.
When it matters: When you use harder-to-drive headphones from the onboard audio.

Importance: LOW

no
ASUS Prime Z390 P 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 Z390 P 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

8+1
ASUS Prime Z390 P has 8+1 VRM phases, which is fewer than 66.1% of motherboards and equal to 1.4% 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 Z390 P 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 Z390 P 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 Z390 P 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

1 A
ASUS Prime Z390 P supports up to 1 A on the pump header, which is lower than that of 58.4% of motherboards and equal to that of 15.9% of motherboards.
Show more

ASUS Prime Z390 P vs the average motherboard

  • More flexible PCIe lane configuration
    ASUS Prime Z390 P has more flexible PCIe lane configuration than the average motherboard (x16/x16/x1/x1/x1/x1 vs x16/x1). The average motherboard uses x16/x1 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: HIGH

    ASUS Prime Z390 P has more flexible PCIe lane configuration than the average motherboard (x16/x16/x1/x1/x1/x1 vs x16/x1). The average motherboard uses x16/x1 PCIe slot lane configuration.x16/x16/x1/x1/x1/x1 vs x16/x1
  • 1 more USB 3.2 Gen1 headers
    ASUS Prime Z390 P 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

    ASUS Prime Z390 P 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
    ASUS Prime Z390 P 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 Z390 P 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
  • 3 more PCIe x1 slots
    ASUS Prime Z390 P has more PCIe x1 slots than the average motherboard (4 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

    ASUS Prime Z390 P has more PCIe x1 slots than the average motherboard (4 vs 1). The average motherboard has 1 PCIe x1 slot/s.4 vs 1
  • Broader Windows support
    ASUS Prime Z390 P has broader Windows support than the average motherboard (Windows 11, Windows 10, Windows 7 vs Windows 11, Windows 10). The average motherboard supports Windows 11, Windows 10.
    What it is: The Windows versions officially supported by the motherboard.
    When it matters: When you want to know whether your planned Windows version is supported.

    Importance: MEDIUM

    ASUS Prime Z390 P has broader Windows support than the average motherboard (Windows 11, Windows 10, Windows 7 vs Windows 11, Windows 10). The average motherboard supports Windows 11, Windows 10.Windows 11, Windows 10, Windows 7 vs Windows 11, Windows 10
  • 15.5% higher user score
    ASUS Prime Z390 P has a higher user score than the average motherboard (9.24 vs 8.000).
    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.
    ASUS Prime Z390 P has a higher user score than the average motherboard (9.24 vs 8.000).9.24 vs 8
  • 2.4x more popular
    ASUS Prime Z390 P is more popular than the average motherboard (10.00 vs 4.165).
    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.
    ASUS Prime Z390 P is more popular than the average motherboard (10.00 vs 4.165).10 vs 4.17
  • Broader Windows support
    ASUS Prime Z390 P has broader Windows support than the average motherboard (Windows 11, Windows 10, Windows 7 vs Windows 11, Windows 10). The average motherboard supports Windows 11, Windows 10.
  • More flexible PCIe lane configuration
    ASUS Prime Z390 P has more flexible PCIe lane configuration than the average motherboard (x16/x16/x1/x1/x1/x1 vs x16/x1). The average motherboard uses x16/x1 PCIe slot lane configuration.
  • 3 more PCIe x1 slots
    ASUS Prime Z390 P has more PCIe x1 slots than the average motherboard (4 vs 1). The average motherboard has 1 PCIe x1 slot/s.
  • 1 more USB 3.2 Gen1 headers
    ASUS Prime Z390 P 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
    ASUS Prime Z390 P 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.

Total
Overall
Platform & Features
Expansion
Ports & USB
  • More basic motherboard chipset
    ASUS Prime Z390 P has more basic motherboard chipset than the average motherboard (Intel Z390 vs Intel B860). The average motherboard uses Intel B860 chipset.
  • No BIOS flashback support
    ASUS Prime Z390 P does not support BIOS flashback, while the average motherboard does. 50.8% of motherboards support BIOS flashback.
  • No debug LED indicators
    ASUS Prime Z390 P does not have debug LED indicators, while the average motherboard does. 78.8% of motherboards include debug LED indicators.
  • Fewer BIOS update options
    ASUS Prime Z390 P 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.
  • Slower M.2 slot interfaces
    ASUS Prime Z390 P has slower M.2 slot interfaces than the average motherboard (1x PCIe 3.0x4, 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.
  • 1 fewer rear USB-C ports
    ASUS Prime Z390 P 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 total USB connections
    ASUS Prime Z390 P has fewer total USB connections than the average motherboard (13 vs 15). The average motherboard has 15 total USB connections.
  • Older HDMI version
    ASUS Prime Z390 P has older HDMI version than the average motherboard (1.4 vs 2.1). The average motherboard supports HDMI 2.1.
    version may vary by revision
  • 1 fewer total USB-C connections
    ASUS Prime Z390 P 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
    ASUS Prime Z390 P has fewer USB 2.0 ports than the average motherboard (0 vs 2). The average motherboard has 2 USB 2.0 port/s.
  • 60% lower LAN speed
    ASUS Prime Z390 P 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.
  • More basic LAN controller
    ASUS Prime Z390 P has more basic LAN controller than the average motherboard (Realtek RTL8,111H vs Marvell AQtion AQC113C). The average motherboard uses Marvell AQtion AQC113C LAN controller.
  • No Wi-Fi antenna included
    ASUS Prime Z390 P does not include a Wi-Fi antenna, while the average motherboard does. 51.1% of motherboards include a Wi-Fi antenna.
  • More basic audio codec
    ASUS Prime Z390 P has more basic audio codec than the average motherboard (Realtek ALC887 vs Realtek ALC898). The average motherboard uses Realtek ALC898 audio codec.
  • 18 dB lower audio SNR
    ASUS Prime Z390 P 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
    ASUS Prime Z390 P does not support a headphone amp, while the average motherboard does. 63% of motherboards support a headphone amp.
  • 2 fewer 3.5mm audio jacks
    ASUS Prime Z390 P 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 Z390 P does not have optical S/PDIF out, while the average motherboard does. 55.7% of motherboards include optical S/PDIF out.
  • 2 fewer ARGB headers
    ASUS Prime Z390 P has fewer ARGB headers than the average motherboard (0 vs 2). The average motherboard has 2 ARGB header/s.
  • No onboard RGB lighting
    ASUS Prime Z390 P does not have onboard RGB lighting, while the average motherboard does. 50.3% of motherboards include onboard RGB lighting.
  • Fewer VRM phases
    ASUS Prime Z390 P has fewer VRM phases than the average motherboard (8+1 vs 10). The average motherboard has 10 VRM phase/s.
  • 1 fewer fan headers
    ASUS Prime Z390 P has fewer fan headers than the average motherboard (4 vs 5). The average motherboard has 5 fan header/s.
  • 61 mm wider
    ASUS Prime Z390 P is wider than the average motherboard (305 mm vs 244 mm). The average motherboard width is 244 mm.
  • 1 A lower pump header current limit
    ASUS Prime Z390 P has a lower pump header current than the average motherboard (1 A vs 2 A). The average motherboard provides pump header current of 2 A.
  • More basic motherboard chipset
    ASUS Prime Z390 P has more basic motherboard chipset than the average motherboard (Intel Z390 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 Z390 P has more basic motherboard chipset than the average motherboard (Intel Z390 vs Intel B860). The average motherboard uses Intel B860 chipset.Intel Z390 vs Intel B860
  • 60% lower LAN speed
    ASUS Prime Z390 P 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

    ASUS Prime Z390 P 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 LAN controller
    ASUS Prime Z390 P has more basic LAN controller than the average motherboard (Realtek RTL8,111H 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

    ASUS Prime Z390 P has more basic LAN controller than the average motherboard (Realtek RTL8,111H vs Marvell AQtion AQC113C). The average motherboard uses Marvell AQtion AQC113C LAN controller.Realtek RTL8111H vs Marvell AQtion AQC113C
  • Slower M.2 slot interfaces
    ASUS Prime Z390 P has slower M.2 slot interfaces than the average motherboard (1x PCIe 3.0x4, 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

    ASUS Prime Z390 P has slower M.2 slot interfaces than the average motherboard (1x PCIe 3.0x4, 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, 1x PCIe 3.0x4/SATA vs 1x PCIe 5.0x4, 2x PCIe 4.0x4
  • No BIOS flashback support
    ASUS Prime Z390 P 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

    ASUS Prime Z390 P does not support BIOS flashback, while the average motherboard does. 50.8% of motherboards support BIOS flashback.
  • 1 fewer rear USB-C ports
    ASUS Prime Z390 P 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 Z390 P 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
  • More basic audio codec
    ASUS Prime Z390 P has more basic audio codec than the average motherboard (Realtek ALC887 vs Realtek ALC898). The average motherboard uses Realtek ALC898 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

    ASUS Prime Z390 P has more basic audio codec than the average motherboard (Realtek ALC887 vs Realtek ALC898). The average motherboard uses Realtek ALC898 audio codec.Realtek ALC887 vs Realtek ALC898
  • No Wi-Fi antenna included
    ASUS Prime Z390 P does not include a Wi-Fi antenna, while the average motherboard does. 51.1% of motherboards include a Wi-Fi antenna.
    What it is: Shows whether the external Wi-Fi antenna is included with the motherboard package.
    When it matters: When the board has Wi-Fi and you want it ready to use right away.

    Importance: LOW

    ASUS Prime Z390 P does not include a Wi-Fi antenna, while the average motherboard does. 51.1% of motherboards include a Wi-Fi antenna.
Total
Platform & Features
Storage
Ports & USB
Network
Audio
Power & Cooling

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Third-party reviews

United Kingdom
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4.4
1753 Reviews
amazon
4.6
746 Reviews
United States
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4.4
1806 Reviews

(Reviews last updated: May 2026)

What customers like about ASUS Prime Z390 P?

  • Excellent value for a budget Z390 chipset motherboard
  • User-friendly BIOS with functional EZ Flash tools for easy updates
  • Highly popular for multi-GPU cryptocurrency mining rigs, supporting up to 6-8 GPUs with specific settings
  • Compact and clean aesthetic design that fits well in most ATX cases
  • Reliable performance for standard, non-overclocked builds using Intel 8th and 9th Gen CPUs
  • Straightforward installation process suitable for beginners

What customers dislike about ASUS Prime Z390 P?

  • VRMs are considered entry-level and may cause power limit throttling under heavy overclocking (e.g., i9-9900K at 5GHz)
  • Lacks premium features like integrated Wi-Fi or advanced RGB sync (Aura Sync support is limited compared to 'A' models)
  • Some users reported slow USB 3.2 transfer speeds or issues with specific USB ports
  • Reports of long-term durability issues, with some units failing after roughly 12-16 months
  • Mixed feedback on technical support response times and warranty claim processes
  • Can be finicky when configuring more than 4 GPUs, requiring specific BIOS tweaks like 'Above 4G Decoding'

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