Gigabyte GA-Z77MX-D3H—Visual Inspection

In a twist to the previous motherboards, Gigabyte sent us a micro-ATX sample, the GA-Z77MX-D3H. While still a Z77 product, capable of dual GPU setups, we have a motherboard aimed at the cheaper end of the spectrum. This is shown with what looks like a 4 + 2 VRM power delivery, and the relatively small sized heatsinks. We are also limited in terms of fan headers (three), and rear panel USB 3.0 ports (only two) compared to the Z77X-UD3H WiFi bigger brother.

The socket itself is clean with little obstructions—fan headers are found below the VRM heatsink, where we have two of the 4-pin variety. The other fan header on board can be found at the bottom next to the TPM.

Despite being a cheaper small motherboard, we still have typical Gigabyte features, such as dual BIOSes next to the USB 3.0 header underneath the 24-pin ATX power connector, but only the SATA ports from the PCH. This means two SATA 6 Gbps and three SATA 3 Gbps. The chipset heatsink is also small but has enough surface area to keep Gigabyte confident of its functionality.

The south side of the board is relatively naked, with a front panel audio, fan header, TPM and two USB 2.0 headers. Given the look of the board and that it does not display many potential features (presumably to fit into a price bracket), I was not expecting anything elaborate such as power/reset buttons.

The PCIe layout is aimed at users wanting dual GPUs or users needing an extra PCIe device alongside their GPU. The PCIe layout becomes x16 (x8 on dual GPU), x1, x8, x4, with this final x4 only being PCIe 2.0.

The rear IO panel is more substantial than I assumed, which can only be a good thing. From left to right we have a pair of USB 2.0 (black), a combination PS/2 port, D-Sub, DVI, two USB 3.0 (blue), HDMI, four more USB 2.0 (black), gigabit Ethernet, and standard audio jacks with a combination optical SPDIF output.

Board Features

Gigabyte GA-Z77MX-D3H
Size mATX
CPU Interface LGA-1155
Chipset Intel Z77
Power Delivery TBC
Memory Slots Four DDR3 DIMM slots supporting up to 32 GB
Up to Dual Channel, 1066-1600 MHz
Video Outputs HDMI, DVI-D, D-Sub
Onboard LAN Atheros
Onboard Audio Via VT2021
Expansion Slots 2 x PCIe x16 Gen3 (x16, x8/8)
1 x PCIe x16 Gen2 (x4)
1 x PCIe x1 Gen2
Onboard SATA/RAID 2 x SATA 6 Gbps (PCH), Support for RAID 0, 1, 5, 10
4 x SATA 3 Gbps (PCH), Support for RAID 0, 1, 5, 10
USB 4 USB 3.0 ports (2 back panel, 2 from headers)
10 USB 2.0 ports (6 back panel, 4 from headers)
Onboard 4 x SATA 3 Gbps
2 x SATA 6 Gbps
3 x Fan Headers
1 x Front Panel Header
1 x Front Audio Header
1 x SPDIF Output Header
1 x USB 3.0 Header
2 x USB 2.0 Headers
1 x TPM
Power Connectors 1 x 24-pin ATX connector
1 x 8-pin 12V connector
Fan Headers 1 x CPU Fan Header (4-pin)
2 x SYS Fan Headers (4-pin)
IO Panel 1 x PS/2 Combo Port
1 x D-Sub
1 x DVI-D
1 x HDMI
2 x USB 3.0
6 x USB 2.0
1 x Gigabit Ethernet
1 x Optical SPDIF
Audio Jacks
Warranty Period 3 Years
Product Page Link

As with the Gigabyte Z77X-UD3H WiFi, this Z77MX-D3H comes with an Atheros/Via network and audio combination. Given the lack of features on the main area of the board due to the size and the audience this product is aiming for, it seems good if all you want is a stock processor and a working Ivy Bridge system with no frills.

Gigabyte GA-Z77X-UD3H Wifi MSI Z77A-GD65
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  • mechjman - Monday, April 9, 2012 - link

    I don't remember seeing PCIe 3.0 support straight from P6x series chipsets.
    http://www.intel.com/content/www/us/en/chipsets/ma...

    If this is regarding in use with a PLX chip, it might be good to state so.
  • extide - Tuesday, April 10, 2012 - link

    It's actually when the boards DONT use a plx chip, or if the use 3.0 capable ones. It's only the boards that use 2.0 chips that are limited to 2.0
  • GameLifter - Tuesday, April 10, 2012 - link

    I am very curious to see how this technology will affect the overall performance of the RAM. If it works well, I may have to get the P8Z77-V Pro.
  • jbuiltman - Tuesday, April 10, 2012 - link

    I am leaving my AMD FX-60, 3 GB DDR, Asus 939 Delux, Win XP, Raptor 150 HDD for IVY Bridge pasures!!!

    I am all for ASUS 16+4 power, multi usb 2.0 and 3.0 on the back panel. I also like the multiple 4 pin fan plug ins, mem ok, LED problem indicator, switches, 4 SATA 6GB connectors and heat pipes connecting the alunimum fins.

    What i want to see is 16x/16x not 8x/8x on dual video card on a Z77 board. ASUS, don't skimp for a measly $30! I hate cheap companies and don't make me think you are just being cheap!!!
  • jbuiltman - Tuesday, April 10, 2012 - link

    Hey all you MoBo companies. Don't get cheap with the Z77 boards and not include 16x/16x on the pci-e 3.0!!!! Come on, add what you need to and pass the $30 on to me!!!!
  • ratbert1 - Wednesday, April 11, 2012 - link

    "ASUS as a direct standard are now placing Intel NICs on all their channel motherboards. This is a result of a significant number of their user base requesting them over the Realtek solutions."
    Um... ASUS P8Z77-V LX has Realtek!
    and...ASUS P8H77-M PRO has Realtek!
    There are more.
  • ratbert1 - Wednesday, April 11, 2012 - link

    I meant P8Z77-M PRO, but the H77 has it as well.
  • lbeyak - Sunday, April 15, 2012 - link

    I would love a detailed review of the Gigabyte G1.Sniper 3 Z77 board when it becomes available.

    Keep up the good work!
  • csrikant - Sunday, April 22, 2012 - link

    Dual E5-2690
    So far best i have got burn a lot $$$ to get this right
    my last build was with I7 990x got itchy in oct 2011 with some minor issue decided to change my PC got my i7 2700K did not meet my expectation
    built i7 3960x still failed many of my requirements regret my pc change from 990x
    Finally with all my pain and wasting$$ got my new build that so far perform better than my 990X build
    My advice do not get carried away by fancy new i7 release they are just little benefit for P4 just wasting time I was shocked that they released P4 with 1155 socket it was having same performace as 2700K not much change in fact it was cheaper too.

    Am not expert an average system builder but my advice from bottom of my heart is just go for E5 build if you are really looking for performace and some benefits you may spend some extra $$ on MB ,CPU,Casing etc it is worth in long run works out cheper than any fancy High end gaming rig water cooling etc all just shit tech advice. Never get ferrari performance form mod toyota.
  • mudy - Monday, April 23, 2012 - link

    With the third pcie lane on the z77 boards I have come across almost all manufacturers saying "1xPCI Express 2.0 x16 (x4 Mode) & only available if a Gen 3 CPU are used". Does this mean that the lane is pcie 2.0 at x16 but works at pcie 3.0 x4 mode, if an IVB processor is connected, and other two pcie 3.0 lane is populated giving x8/x4x4 speed with pcie 3.0 compliant cards?? Also what will happen if I put Pcie 2.0 GPUs in the first two pcie 3.0 x16 slots and a pcie 2.0 compliant raid card (rr2720SGL) in the third pcie lane? Will it give me an effective pcie 2.0 bandwidth of x16/x8/x8 or not?? Damn these are so confusing!! I wish anandtech would do an extensive review on just the pcie lanes covering all sorts of scenario and I think NOW would be the best time to this as the transition from pcie 2.0 to pcie 3.0 will happen slowly (maybe years) so majority end-user will still be keeping their pcie 2.0 compliant devices!!

    Thanks

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