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GIGABYTE GA Z77X D3H Rev 1 2 Review | 107 Data compared

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  • Avg. price in UK: ~£110
  • Avg. price in US: ~$80
  • CPU socket: LGA 1155
  • Chipset: Intel Z77
  • Form factor: ATX

GIGABYTE GA Z77X D3H Rev 1 2 review. Compare 107 technical specifications and user reviews to see how it ranks among motherboards and if it is worth buying.

4.9

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%

4.6

Technical Score

10.0%

7.7

User score

Poor
4.6

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%

3.8

Memory

16.0%

6.1

Platform & Features

16.0%

3.4

Storage

15.0%

5.5

Network

13.0%

3.1

Ports & USB

8.0%

5.7

Expansion

8.0%

4.3

Power & Cooling

5.0%

6.4

Audio

Poor
7.7

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%

8.1

User reviews

30.0%

6.9

Popularity

User score:
United Kingdom
amazon
4.1
(135)
amazon
4.1
(41)
United States
Amazon_logo.png
4.2
(133)
Amazon_logo.png
3.9
(46)

(Reviews last updated: May 2026)

Very good
  • 2.9
    Gaming

    Score components:

    28.0%

    5.4

    VRM phases

    22.0%

    1.0

    N. of M.2 sockets

    18.0%

    4.6

    LAN speed

    17.0%

    1.0

    Maximum RAM speed

    15.0%

    1.0

    N. of PCIe 5.0 x16 slots

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Best prices in UK

Best rankings

?

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

Verdict

The Gigabyte GA-Z77X-D3H (rev. 1.2) is an ATX motherboard featuring the Intel Z77 chipset and LGA1155 socket, providing native support for 2nd and 3rd Generation Intel Core processors. Key specifications include four DDR3 DIMM slots supporting up to 32GB of memory at overclocked speeds of 2800 MHz, dual-channel architecture, and triple PCI Express x16 slots (supporting PCIe 3.0). Main characteristics include an onboard mSATA slot for SSD caching, 2-way SLI and CrossFire multi-GPU support, and a high-quality 108dB SNR audio codec. Pros include its GIGABYTE 3D Power digital engine for precise voltage control, the 3D BIOS (Dual UEFI) for user-friendly navigation, and extensive connectivity with six rear USB 3.0 ports and HDMI/DVI/VGA outputs. However, cons include a limited 4-pin CPU power header that restricts extreme overclocking potential compared to high-end boards, and the fact that using the mSATA slot typically disables one of the standard SATA ports.

Technical Specifications of GIGABYTE GA Z77X D3H Rev 1 2

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%

3.8

Memory

16.0%

6.1

Platform & Features

16.0%

3.4

Storage

15.0%

5.5

Network

13.0%

3.1

Ports & USB

8.0%

5.7

Expansion

8.0%

4.3

Power & Cooling

5.0%

6.4

Audio

4.6
GIGABYTE GA Z77X D3H Rev 1 2 has a technical score of 4.61 points, which is lower than that of 86.8% 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%

8.1

User reviews

30.0%

6.9

Popularity

User score:
United Kingdom
amazon
4.1
(135)
amazon
4.1
(41)
United States
Amazon_logo.png
4.2
(133)
Amazon_logo.png
3.9
(46)

(Reviews last updated: May 2026)

7.7
GIGABYTE GA Z77X D3H Rev 1 2 has a user score of 7.74 points, which is lower than that of 58.3% 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.
6.9
GIGABYTE GA Z77X D3H Rev 1 2 has a popularity of 6.9 points, which is higher than 68.2% 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%

4.9

Overall score

40.0%

9.9

Price

6.4
GIGABYTE GA Z77X D3H Rev 1 2 has a quality-to-price ratio of 6.4 points, which is lower than 81.8% of products in this category.
Brand name
What it is: The brand that makes the motherboard.
When it matters: When you have a brand preference for support, BIOS, or build quality.

Importance: MEDIUM

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

Importance: HIGH

LGA 1155
GIGABYTE GA Z77X D3H Rev 1 2 uses the LGA 1155 CPU socket, which is less advanced than that of 88.4% of motherboards and equal to that of 1.8% of motherboards.
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 Z77
GIGABYTE GA Z77X D3H Rev 1 2 uses the Intel Z77 chipset, which is less advanced than that of 83.1% of motherboards and equal to that of 1.5% of motherboards.
Form factor
What it is: The physical size standard of the motherboard, such as ATX or Micro-ATX.
When it matters: When you need the board to fit a specific case size.

Importance: HIGH

ATX
GIGABYTE GA Z77X D3H Rev 1 2 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

DDR3
GIGABYTE GA Z77X D3H Rev 1 2 uses DDR3 memory, which is older than that of 86.6% of motherboards and equal to that of 13.4% of motherboards.
Memory slots
What it is: The number of RAM slots on the motherboard.
When it matters: When you want more room for future memory upgrades.

Importance: HIGH

Good value: >=4

4
GIGABYTE GA Z77X D3H Rev 1 2 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

32 GB
GIGABYTE GA Z77X D3H Rev 1 2 supports up to 32 GB of memory, which is less than 87% of motherboards and equal to 11.2% of motherboards.
Memory channels
What it is: The memory channel configuration supported by the motherboard platform.
When it matters: When memory bandwidth matters for your build.

Importance: MEDIUM

2
GIGABYTE GA Z77X D3H Rev 1 2 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

1,600 MT/s
GIGABYTE GA Z77X D3H Rev 1 2 supports memory speeds up to 1600 MT/s, which is lower than that of 93.1% of motherboards and equal to that of 6.4% 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

0
GIGABYTE GA Z77X D3H Rev 1 2 has 0 M.2 sockets, which is fewer than 88.4% of motherboards and equal to 11.7% 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

N/A
N. of SATA 3 connectors
What it is: The number of SATA 6Gb/s connectors on the motherboard.
When it matters: When you plan to connect multiple SATA drives.

Importance: MEDIUM

Good value: >=6

4
GIGABYTE GA Z77X D3H Rev 1 2 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
GIGABYTE GA Z77X D3H Rev 1 2 supports RAID levels 0/1/5/10, which is broader than 31.8% of motherboards and equal to 68.2% of motherboards.
secondary Marvell controller has different RAID limits
NVMe RAID support
What it is: Shows whether the board supports RAID configurations that use NVMe SSDs.
When it matters: When you plan to use multiple NVMe drives in RAID.

Importance: LOW

no
GIGABYTE GA Z77X D3H Rev 1 2 does not support NVMe RAID. 59.8% of motherboards support this feature.
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N. of PCIe 5.0 x16 slots
What it is: The number of PCIe 5.0 x16 physical slots on the motherboard.
When it matters: When you want the newest high-bandwidth expansion slots.

Importance: HIGH

Good value: >=1

0
GIGABYTE GA Z77X D3H Rev 1 2 has 0 PCIe 5.0x16 slots, which is equal to 68.5% of motherboards.
N. of PCIe 4.0 x16 slots
What it is: The number of PCIe 4.0 x16 physical slots on the motherboard.
When it matters: When you want more room for modern expansion cards.

Importance: HIGH

Good value: >=1

0
GIGABYTE GA Z77X D3H Rev 1 2 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
GIGABYTE GA Z77X D3H Rev 1 2 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

?
PCIe bifurcation support
What it is: Shows whether the board can split PCIe lanes across multiple devices from one slot or link.
When it matters: When you plan multi-SSD adapters or more advanced expansion setups.

Importance: MEDIUM

no
GIGABYTE GA Z77X D3H Rev 1 2 does not support PCIe bifurcation. 61% of motherboards support this feature.
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Total USB ports (rear I/O)
What it is: The total number of rear USB ports available on the motherboard.
When it matters: When you use many USB devices directly from the back of the PC.

Importance: MEDIUM

Good value: >=8

8
GIGABYTE GA Z77X D3H Rev 1 2 has 8 USB ports (rear I/O), which is more than 40.3% of motherboards and equal to 30.7% of motherboards.
Total USB ports (including headers)
What it is: The total number of USB ports supported when rear ports and internal headers are counted together.
When it matters: When you want to know the board's full USB expansion potential.

Importance: MEDIUM

Good value: >=14

14
GIGABYTE GA Z77X D3H Rev 1 2 has 14 USB ports (including headers), which is fewer than 51.8% of motherboards and equal to 12.9% of motherboards.
Total USB-C ports (rear I/O)
What it is: The total number of rear USB-C ports on the motherboard.
When it matters: When you want more USB-C devices connected without adapters.

Importance: MEDIUM

Good value: >=1

0
GIGABYTE GA Z77X D3H Rev 1 2 has 0 USB-C ports (rear I/O), which is fewer than 64.6% of motherboards and equal to 35.4% of motherboards.
Total USB-C ports (including headers)
What it is: The total number of USB-C ports supported when rear ports and internal headers are counted together.
When it matters: When you want more USB-C connectivity across the whole build.

Importance: MEDIUM

Good value: >=2

0
GIGABYTE GA Z77X D3H Rev 1 2 has 0 USB-C ports (including headers), which is fewer than 69.6% of motherboards and equal to 30.4% of motherboards.
N. of USB 3.2 Gen2x2 ports (USB-C)
What it is: The number of rear USB 3.2 Gen2x2 Type-C ports on the motherboard.
When it matters: When you want very fast USB-C connectivity on the rear I/O.

Importance: HIGH

Good value: >=1

0
GIGABYTE GA Z77X D3H Rev 1 2 has 0 USB 3.2 Gen2x2 ports (USB-C), which is equal to 81.6% of motherboards.
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LAN speed
What it is: The maximum wired Ethernet speed supported by the motherboard.
When it matters: When you want faster wired networking.

Importance: HIGH

Good value: 2.5GbE

1 Gbps
GIGABYTE GA Z77X D3H Rev 1 2 supports LAN speeds up to 1 Gbps, which is lower than that of 50.8% of motherboards and equal to that of 49.1% of motherboards.
LAN controller
What it is: The model of onboard Ethernet controller used by the motherboard.
When it matters: When you compare networking hardware quality and features.

Importance: MEDIUM

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

Importance: LOW

1
GIGABYTE GA Z77X D3H Rev 1 2 has 1 RJ45 ports, which is equal to 85.6% of motherboards.
Wi-Fi connectivity
What it is: Shows whether the motherboard includes onboard Wi-Fi hardware instead of requiring a separate adapter.
When it matters: When you want wireless networking without adding an extra card.

Importance: MEDIUM

no
GIGABYTE GA Z77X D3H Rev 1 2 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

VIA VT2021
GIGABYTE GA Z77X D3H Rev 1 2 uses the VIA VT2021 audio codec, which is less advanced than that of 98.7% of motherboards and equal to that of 0.1% of motherboards.
Audio channels
What it is: The audio channel configuration supported by the onboard sound solution.
When it matters: When you want surround sound from the motherboard audio outputs.

Importance: LOW

Good value: 7.1

7.1
GIGABYTE GA Z77X D3H Rev 1 2 offers 7.1 audio channels, which is more than 4.9% of motherboards and equal to 95.1% of motherboards.
Audio SNR
What it is: The signal-to-noise ratio of the onboard audio solution.
When it matters: When you care about cleaner onboard audio output.

Importance: MEDIUM

Good value: >=120 dB

108 dB
GIGABYTE GA Z77X D3H Rev 1 2 has an audio SNR of 108 dB, which is lower than that of 61.8% of motherboards and equal to that of 2% of motherboards.
Headphone amp support
What it is: Shows whether the onboard audio path includes dedicated headphone amplification for harder-to-drive headsets.
When it matters: When you use harder-to-drive headphones from the onboard audio.

Importance: LOW

no
GIGABYTE GA Z77X D3H Rev 1 2 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

5
GIGABYTE GA Z77X D3H Rev 1 2 has 5 3.5mm audio jacks, which is more than 49.8% of motherboards and equal to 36.8% of motherboards.
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VRM phases
What it is: The number of power-delivery phases used by the motherboard VRM.
When it matters: When you care about CPU power delivery and overclocking headroom.

Importance: HIGH

Good value: >=12

6+2+1
GIGABYTE GA Z77X D3H Rev 1 2 has 6+2+1 VRM phases, which is fewer than 69.1% of motherboards and equal to 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
GIGABYTE GA Z77X D3H Rev 1 2 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
GIGABYTE GA Z77X D3H Rev 1 2 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

no
GIGABYTE GA Z77X D3H Rev 1 2 does not have a pump header. 77% 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

0 A
GIGABYTE GA Z77X D3H Rev 1 2 supports up to 0 A on the pump header, which is lower than that of 74.3% of motherboards and equal to that of 25.7% of motherboards.
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GIGABYTE GA Z77X D3H Rev 1 2 vs the average motherboard

  • 1 more PCIe x8 slots
    GIGABYTE GA Z77X D3H Rev 1 2 has more PCIe x8 slots than the average motherboard (1 vs 0). The average motherboard has 0 PCIe x8 slot/s.
    What it is: The number of PCIe x8 slots on the motherboard.
    When it matters: When you need more bandwidth for add-in cards beyond x4.

    Importance: MEDIUM

    GIGABYTE GA Z77X D3H Rev 1 2 has more PCIe x8 slots than the average motherboard (1 vs 0). The average motherboard has 0 PCIe x8 slot/s.1 vs 0
  • 1 more PCIe x4 slots
    GIGABYTE GA Z77X D3H Rev 1 2 has more PCIe x4 slots than the average motherboard (1 vs 0). The average motherboard has 0 PCIe x4 slot/s.
    What it is: The number of PCIe x4 slots on the motherboard.
    When it matters: When you need more mid-bandwidth expansion slots.

    Importance: MEDIUM

    GIGABYTE GA Z77X D3H Rev 1 2 has more PCIe x4 slots than the average motherboard (1 vs 0). The average motherboard has 0 PCIe x4 slot/s.1 vs 0
  • 1 more PCI slots
    GIGABYTE GA Z77X D3H Rev 1 2 has more PCI slots than the average motherboard (1 vs 0). The average motherboard has 0 PCI slot/s.
    What it is: The number of legacy PCI slots on the motherboard.
    When it matters: When you need compatibility with older expansion cards.

    Importance: LOW

    GIGABYTE GA Z77X D3H Rev 1 2 has more PCI slots than the average motherboard (1 vs 0). The average motherboard has 0 PCI slot/s.1 vs 0
  • Includes dual BIOS
    GIGABYTE GA Z77X D3H Rev 1 2 has dual BIOS, while the average motherboard does not. 22.4% of motherboards include dual BIOS.
    What it is: Shows whether the motherboard includes two BIOS chips for redundancy or recovery.
    When it matters: When BIOS safety and recovery matter to you.

    Importance: LOW

    GIGABYTE GA Z77X D3H Rev 1 2 has dual BIOS, while the average motherboard does not. 22.4% of motherboards include dual BIOS.
  • 4 more SATA 2 connectors
    GIGABYTE GA Z77X D3H Rev 1 2 has more SATA 2 connectors than the average motherboard (4 vs 0). The average motherboard has 0 SATA 2 connectors.
    What it is: The number of SATA 3Gb/s connectors on the motherboard.
    When it matters: When you still use older SATA devices.

    Importance: LOW

    GIGABYTE GA Z77X D3H Rev 1 2 has more SATA 2 connectors than the average motherboard (4 vs 0). The average motherboard has 0 SATA 2 connectors.4 vs 0
  • 2 more PCIe x1 slots
    GIGABYTE GA Z77X D3H Rev 1 2 has more PCIe x1 slots than the average motherboard (3 vs 1). The average motherboard has 1 PCIe x1 slot/s.
    What it is: The number of PCIe x1 slots on the motherboard.
    When it matters: When you want space for smaller add-in cards.

    Importance: MEDIUM

    Good value: >=2

    GIGABYTE GA Z77X D3H Rev 1 2 has more PCIe x1 slots than the average motherboard (3 vs 1). The average motherboard has 1 PCIe x1 slot/s.3 vs 1
  • Supports mSATA
    GIGABYTE GA Z77X D3H Rev 1 2 supports mSATA, while the average motherboard does not. 1.9% of motherboards support mSATA.
    What it is: Shows whether the board includes an mSATA slot for older compact SATA-based storage devices.
    When it matters: When you use older mSATA storage devices.

    Importance: LOW

    GIGABYTE GA Z77X D3H Rev 1 2 supports mSATA, while the average motherboard does not. 1.9% of motherboards support mSATA.
  • 2 more USB 3.2 Gen1 ports
    GIGABYTE GA Z77X D3H Rev 1 2 has more USB 3.2 Gen1 ports than the average motherboard (6 vs 4). The average motherboard has 4 USB 3.2 Gen1 port/s.
    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

    GIGABYTE GA Z77X D3H Rev 1 2 has more USB 3.2 Gen1 ports than the average motherboard (6 vs 4). The average motherboard has 4 USB 3.2 Gen1 port/s.6 vs 4
  • Includes dual BIOS
    GIGABYTE GA Z77X D3H Rev 1 2 has dual BIOS, while the average motherboard does not. 22.4% of motherboards include dual BIOS.
  • 4 more SATA 2 connectors
    GIGABYTE GA Z77X D3H Rev 1 2 has more SATA 2 connectors than the average motherboard (4 vs 0). The average motherboard has 0 SATA 2 connectors.
  • Supports mSATA
    GIGABYTE GA Z77X D3H Rev 1 2 supports mSATA, while the average motherboard does not. 1.9% of motherboards support mSATA.
  • 1 more PCIe x8 slots
    GIGABYTE GA Z77X D3H Rev 1 2 has more PCIe x8 slots than the average motherboard (1 vs 0). The average motherboard has 0 PCIe x8 slot/s.
  • 1 more PCIe x4 slots
    GIGABYTE GA Z77X D3H Rev 1 2 has more PCIe x4 slots than the average motherboard (1 vs 0). The average motherboard has 0 PCIe x4 slot/s.
  • 1 more PCI slots
    GIGABYTE GA Z77X D3H Rev 1 2 has more PCI slots than the average motherboard (1 vs 0). The average motherboard has 0 PCI slot/s.
  • 2 more PCIe x1 slots
    GIGABYTE GA Z77X D3H Rev 1 2 has more PCIe x1 slots than the average motherboard (3 vs 1). The average motherboard has 1 PCIe x1 slot/s.
  • 2 more USB 3.2 Gen1 ports
    GIGABYTE GA Z77X D3H Rev 1 2 has more USB 3.2 Gen1 ports than the average motherboard (6 vs 4). The average motherboard has 4 USB 3.2 Gen1 port/s.
  • 1 more DVI outputs
    GIGABYTE GA Z77X D3H Rev 1 2 has more DVI outputs than the average motherboard (1 vs 0). The average motherboard has 0 DVI outputs.
  • Includes VGA connector
    GIGABYTE GA Z77X D3H Rev 1 2 has a VGA connector, while the average motherboard does not. 22% of motherboards include a VGA connector.

Total
Platform & Features
Storage
Expansion
Ports & USB
  • More basic motherboard chipset
    GIGABYTE GA Z77X D3H Rev 1 2 has more basic motherboard chipset than the average motherboard (Intel Z77 vs Intel B860). The average motherboard uses Intel B860 chipset.
  • No BIOS flashback support
    GIGABYTE GA Z77X D3H Rev 1 2 does not support BIOS flashback, while the average motherboard does. 50.8% of motherboards support BIOS flashback.
  • Not ready for Windows 11
    GIGABYTE GA Z77X D3H Rev 1 2 is not ready for Windows 11, while the average motherboard is. 77.1% of motherboards are ready for Windows 11.
  • No debug LED indicators
    GIGABYTE GA Z77X D3H Rev 1 2 does not have debug LED indicators, while the average motherboard does. 78.8% of motherboards include debug LED indicators.
  • Older CPU socket
    GIGABYTE GA Z77X D3H Rev 1 2 has older CPU socket than the average motherboard (LGA 1,155 vs LGA 1,151). The average motherboard uses LGA 1,151 CPU socket.
  • Fewer BIOS update options
    GIGABYTE GA Z77X D3H Rev 1 2 has fewer BIOS update options than the average motherboard (UEFI utility, Windows app, DOS vs UEFI utility, flashback, Windows app). The average motherboard offers UEFI utility, flashback, Windows app BIOS update methods.
  • 9 years older release date
    GIGABYTE GA Z77X D3H Rev 1 2 is older than the average motherboard (2,012 vs 2,021). The average motherboard was released in 2,021.
  • Narrower Windows support
    GIGABYTE GA Z77X D3H Rev 1 2 has narrower Windows support than the average motherboard (Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Vista, Windows XP vs Windows 11, Windows 10). The average motherboard supports Windows 11, Windows 10.
  • 75% less maximum memory capacity
    GIGABYTE GA Z77X D3H Rev 1 2 has fewer maximum memory capacity than the average motherboard (32 GB vs 128 GB). The average motherboard supports 128 GB of memory.
  • Older DDR memory generation
    GIGABYTE GA Z77X D3H Rev 1 2 has older DDR memory generation than the average motherboard (DDR3 vs DDR4). The average motherboard supports DDR4 memory.
  • 65.2% lower maximum RAM speed
    GIGABYTE GA Z77X D3H Rev 1 2 has a lower maximum RAM speed than the average motherboard (1,600 MT/s vs 4,600 MT/s). The average motherboard supports RAM speed of 4,600 MT/s.
  • 43.2% lower overclocked RAM speed
    GIGABYTE GA Z77X D3H Rev 1 2 has a lower overclocked RAM speed than the average motherboard (2,800 MT/s vs 4,933 MT/s). The average motherboard supports overclocked RAM speed of 4,933 MT/s.
  • 2 fewer M.2 sockets
    GIGABYTE GA Z77X D3H Rev 1 2 has fewer M.2 sockets than the average motherboard (0 vs 2). The average motherboard has 2 M.2 socket/s.
  • No NVMe RAID support
    GIGABYTE GA Z77X D3H Rev 1 2 does not support NVMe RAID, while the average motherboard does. 59.8% of motherboards support NVMe RAID.
  • No PCIe bifurcation support
    GIGABYTE GA Z77X D3H Rev 1 2 does not support PCIe bifurcation, while the average motherboard does. 61% of motherboards support PCIe bifurcation.
  • 1 fewer rear USB-C ports
    GIGABYTE GA Z77X D3H Rev 1 2 has fewer rear USB-C ports than the average motherboard (0 vs 1). The average motherboard has 1 rear USB-C port/s.
  • 1 fewer USB 3.2 Gen2 ports
    GIGABYTE GA Z77X D3H Rev 1 2 has fewer USB 3.2 Gen2 ports than the average motherboard (0 vs 1). The average motherboard has 1 USB 3.2 Gen2 port/s.
  • 1 fewer DisplayPort outputs
    GIGABYTE GA Z77X D3H Rev 1 2 has fewer DisplayPort outputs than the average motherboard (0 vs 1). The average motherboard has 1 DisplayPort outputs.
  • 1 fewer total USB connections
    GIGABYTE GA Z77X D3H Rev 1 2 has fewer total USB connections than the average motherboard (14 vs 15). The average motherboard has 15 total USB connections.
  • Older HDMI version
    GIGABYTE GA Z77X D3H Rev 1 2 has older HDMI version than the average motherboard (1.4 vs 2.1). The average motherboard supports HDMI 2.1.
  • 1 fewer total USB-C connections
    GIGABYTE GA Z77X D3H Rev 1 2 has fewer total USB-C connections than the average motherboard (0 vs 1). The average motherboard has 1 total USB-C connections.
  • 60% lower LAN speed
    GIGABYTE GA Z77X D3H Rev 1 2 has a lower LAN speed than the average motherboard (1 Gbps vs 2.5 Gbps). The average motherboard offers LAN speed of 2.5 Gbps.
  • No Wi-Fi antenna included
    GIGABYTE GA Z77X D3H Rev 1 2 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
    GIGABYTE GA Z77X D3H Rev 1 2 has more basic audio codec than the average motherboard (VIA VT2,021 vs Realtek ALC898). The average motherboard uses Realtek ALC898 audio codec.
  • No headphone amp support
    GIGABYTE GA Z77X D3H Rev 1 2 does not support a headphone amp, while the average motherboard does. 63% of motherboards support a headphone amp.
  • 7 dB lower audio SNR
    GIGABYTE GA Z77X D3H Rev 1 2 has a lower audio SNR than the average motherboard (108 dB vs 115 dB). The average motherboard has audio SNR of 115 dB.
  • 2 fewer ARGB headers
    GIGABYTE GA Z77X D3H Rev 1 2 has fewer ARGB headers than the average motherboard (0 vs 2). The average motherboard has 2 ARGB header/s.
  • No pump header
    GIGABYTE GA Z77X D3H Rev 1 2 does not have a pump header, while the average motherboard does. 77% of motherboards include a pump header.
  • No onboard RGB lighting
    GIGABYTE GA Z77X D3H Rev 1 2 does not have onboard RGB lighting, while the average motherboard does. 50.3% of motherboards include onboard RGB lighting.
  • Fewer VRM phases
    GIGABYTE GA Z77X D3H Rev 1 2 has fewer VRM phases than the average motherboard (6+2+1 vs 10). The average motherboard has 10 VRM phase/s.
  • 1 fewer RGB headers
    GIGABYTE GA Z77X D3H Rev 1 2 has fewer RGB headers than the average motherboard (0 vs 1). The average motherboard has 1 RGB header/s.
  • 2 A lower pump header current limit
    GIGABYTE GA Z77X D3H Rev 1 2 has a lower pump header current than the average motherboard (0 A vs 2 A). The average motherboard provides pump header current of 2 A.
  • 1 fewer fan headers
    GIGABYTE GA Z77X D3H Rev 1 2 has fewer fan headers than the average motherboard (4 vs 5). The average motherboard has 5 fan header/s.
  • 61 mm wider
    GIGABYTE GA Z77X D3H Rev 1 2 is wider than the average motherboard (305 mm vs 244 mm). The average motherboard width is 244 mm.
  • More basic motherboard chipset
    GIGABYTE GA Z77X D3H Rev 1 2 has more basic motherboard chipset than the average motherboard (Intel Z77 vs Intel B860). The average motherboard uses Intel B860 chipset.
    What it is: The chipset that defines the motherboard platform and many of its features.
    When it matters: When you compare platform features, connectivity, and CPU support.

    Importance: HIGH

    GIGABYTE GA Z77X D3H Rev 1 2 has more basic motherboard chipset than the average motherboard (Intel Z77 vs Intel B860). The average motherboard uses Intel B860 chipset.Intel Z77 vs Intel B860
  • 60% lower LAN speed
    GIGABYTE GA Z77X D3H Rev 1 2 has a lower LAN speed than the average motherboard (1 Gbps vs 2.5 Gbps). The average motherboard offers LAN speed of 2.5 Gbps.
    What it is: The maximum wired Ethernet speed supported by the motherboard.
    When it matters: When you want faster wired networking.

    Importance: HIGH

    Good value: 2.5GbE

    GIGABYTE GA Z77X D3H Rev 1 2 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
  • 75% less maximum memory capacity
    GIGABYTE GA Z77X D3H Rev 1 2 has fewer maximum memory capacity than the average motherboard (32 GB vs 128 GB). The average motherboard supports 128 GB of memory.
    What it is: The largest total amount of RAM the motherboard supports.
    When it matters: When you plan a build with very high memory capacity.

    Importance: HIGH

    Good value: >=128 GB

    GIGABYTE GA Z77X D3H Rev 1 2 has fewer maximum memory capacity than the average motherboard (32 GB vs 128 GB). The average motherboard supports 128 GB of memory.32 GB vs 128 GB
  • 2 fewer M.2 sockets
    GIGABYTE GA Z77X D3H Rev 1 2 has fewer M.2 sockets than the average motherboard (0 vs 2). The average motherboard has 2 M.2 socket/s.
    What it is: The number of M.2 slots available on the motherboard.
    When it matters: When you want room for more NVMe or M.2 drives.

    Importance: HIGH

    Good value: >=3

    GIGABYTE GA Z77X D3H Rev 1 2 has fewer M.2 sockets than the average motherboard (0 vs 2). The average motherboard has 2 M.2 socket/s.0 vs 2
  • No NVMe RAID support
    GIGABYTE GA Z77X D3H Rev 1 2 does not support NVMe RAID, while the average motherboard does. 59.8% of motherboards support NVMe RAID.
    What it is: Shows whether the board supports RAID configurations that use NVMe SSDs.
    When it matters: When you plan to use multiple NVMe drives in RAID.

    Importance: LOW

    GIGABYTE GA Z77X D3H Rev 1 2 does not support NVMe RAID, while the average motherboard does. 59.8% of motherboards support NVMe RAID.
  • Older DDR memory generation
    GIGABYTE GA Z77X D3H Rev 1 2 has older DDR memory generation than the average motherboard (DDR3 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

    GIGABYTE GA Z77X D3H Rev 1 2 has older DDR memory generation than the average motherboard (DDR3 vs DDR4). The average motherboard supports DDR4 memory.DDR3 vs DDR4
  • More basic audio codec
    GIGABYTE GA Z77X D3H Rev 1 2 has more basic audio codec than the average motherboard (VIA VT2,021 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

    GIGABYTE GA Z77X D3H Rev 1 2 has more basic audio codec than the average motherboard (VIA VT2,021 vs Realtek ALC898). The average motherboard uses Realtek ALC898 audio codec.VIA VT2021 vs Realtek ALC898
  • No BIOS flashback support
    GIGABYTE GA Z77X D3H Rev 1 2 does not support BIOS flashback, while the average motherboard does. 50.8% of motherboards support BIOS flashback.
    What it is: Shows whether the motherboard can update BIOS without needing a fully installed or supported CPU to boot first.
    When it matters: When you may need to update BIOS before the system can boot.

    Importance: MEDIUM

    GIGABYTE GA Z77X D3H Rev 1 2 does not support BIOS flashback, while the average motherboard does. 50.8% of motherboards support BIOS flashback.
Total
Overall
Platform & Features
Memory
Storage
Expansion
Ports & USB
Network
Audio
Power & Cooling

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Third-party reviews

United Kingdom
amazon
4.1
135 Reviews
amazon
4.1
41 Reviews
United States
Amazon_logo.png
4.2
133 Reviews
Amazon_logo.png
3.9
46 Reviews

(Reviews last updated: May 2026)

What customers like about GIGABYTE GA Z77X D3H Rev 1 2?

  • Exceptional value-for-money at its price point
  • Excellent overclocking capabilities, reaching near 4.9 GHz on air cooling
  • Abundant connectivity with six USB 3.0 ports on the rear I/O
  • User-friendly 3D BIOS (Dual UEFI) that is intuitive for novice users
  • High build quality featuring 'Ultra Durable' components like Japanese capacitors
  • Includes a dedicated mSATA slot for SSD caching
  • Supports both 2-way SLI and CrossFire multi-GPU configurations

What customers dislike about GIGABYTE GA Z77X D3H Rev 1 2?

  • Lacks premium 'sport' features like onboard power/reset buttons and diagnostic LEDs
  • Using the mSATA slot disables one of the standard SATA 2.0 ports
  • Limited to a single true PCIe x16 slot; bandwidth drops to x8/x8 in multi-GPU mode
  • Setting up an SSD cache via RAID mode may require a full Windows reinstallation
  • Reported issues with laggy mouse input and rough transitions in the BIOS interface
  • Only includes two native Intel SATA 6Gb/s ports; others are via third-party controllers

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