MSI MPG Z390I Gaming Edge AC

The MSI MPG Z390I Gaming Edge AC isn't just the smallest form factored board of the MPG range, but it also represents the only mini-ITX sized motherboard in their Z390 product range. Like the other Gaming Edge AC boards on this page, this board features integrated Wi-Fi with an Intel 9462 802.11ac adapter which also includes support for the latest Bluetooth 5 standard.

As with other mini-ITX motherboards, the MSI MPG Z390I Gaming Edge AC has a single full-length PCIe 3.0 x16 slot which is surrounded in MSI's Steel Slot armor protection. The board has two M.2 slots with one slot only supporting PCIe and the other having support for both PCIe and SATA drives; one slot is located on the front which has a small inclusive heatsink, whereas the other slot is located on the rear of the PCB. The board also has of a total of four straight angled SATA ports with the ports split into pairs on either side of the two memory slots. The two memory slots have support for DDR4-4600 and with a maximum capacity of up to 32 GB.

With certain sacrifices usually being a necessity on mini-ITX motherboards, MSI has cut down the networking and audio support down to a pair of slightly lower quality (compared to the Z390/Z390M Gaming Edge AC boards) with a Realtek RTL8111H Gigabit controller and Realtek ALC892 HD audio codec pairing respectively. The mini-ITX offering has a total of two USB 3.1 Gen2 Type-A ports with MSI disregarding Type-C connectivity; MSI has also included two USB 3.0 Type-A and two USB 2.0 ports. The front panel headers also allow for a further two USB 3.0 and two USB 2.0 ports to be utilized if required. Like the other Z390 Gaming Edge AC boards, this board also makes use of a DisplayPort and HDMI video outputs.

The MSI MPG Z390I Gaming Edge AC mini-ITX motherboard is expected to retail for $165 at launch and is an all-around decent offering which has been subjected to penalization due to the form factor. This is prevalent on the HD audio and networking aspect and unlike the mATX sized Gaming Edge AC doesn't feature 2T2R Wave2 Wi-Fi support to make up for the lesser quality pairing of Realtek controllers (audio and networking) included.

MSI MPG Z390M Gaming Edge AC MSI MPG Z390 Gaming Pro Carbon AC
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  • gavbon - Tuesday, October 9, 2018 - link

    Thank you Hickory, will update now; this information wasn't available to us at the time
  • bill44 - Tuesday, October 9, 2018 - link

    All this boards, but only 1 with Thunderbolt 3. Looks like Thunderbolt 3 is dead (free or not).
    Type C ports and HDMI 2.0 is in short supply too.

    Hopefully next year, we can have two or more USB C (maybe even 3.2), HDMI 2.1, PCIe 4/5 and Thunderbolt 3/4 (Titan Ridge?). Or maybe not, just the same old things hoping for 2020/21.
  • DanNeely - Tuesday, October 9, 2018 - link

    There's no licensing fee for TB, the controller chip itself still costs money (IIRC $20 or $30) and still eats 4 PCIe lanes. Worse, IIRC to make the video out feature work they need to be CPU lanes; meaning that adding it means your main GPU slot is an x8, and the secondary one only x4.
  • gavbon - Tuesday, October 9, 2018 - link

    Yeah it's a case of certain vendors opting to dismiss including TB3 ports, which only seems sensible on mini-ITX boards where PCIe lanes aren't too much of an issue. Consumer choice is important though and I'm still glad ASRock has included it; it could be a key buying decision for some!
  • gamingkingx - Friday, October 12, 2018 - link

    Just too bad it is only wired as a x2.. And it is wired into the chipset as far as I am aware, so you are gonna max out your I/Os pretty fast.
  • bill44 - Wednesday, October 10, 2018 - link

    Sure, anything you add will cost something. The are plenty of non-gamers who prefer TB3 vs x16.
    This also highlights how old current PC architecture is. Either we need more PCIe lanes, or faster lanes. Otherwise, all advances will be hindered.

    Up to 6 USB 3.1 Gen 2 ports? You’ be lucky to get 4. Why can’t we have 6 Gen2 ports and the rest Gen1 an no antiquated USB 2.0? PCIe resources.
    All new peripherals use Type C, but this boards generally give you only 1 (saving money on redrivers). USB 3.2 (20 Gbps)? When it comes around, ithis too will need more PCIe lanes. M.2. PCIe 3.0 x4? All lanes are maxed out; the only way forward is faster lanes.

    In the past, Gigabyte was a TB3 champion including the functionality on many of their boards. Now, not a single one.

    Cost saving by motherboard makers? Prioritising gamers? Or simply no demand for TB3.
    The outcome is the same.
  • repoman27 - Thursday, October 18, 2018 - link

    Intel merely said that they planned "to make the Thunderbolt protocol specification available to the industry under a nonexclusive, royalty-free license" sometime this year. This hasn't happened yet, and is referring to the protocol spec, not the silicon that Intel produces. If and when they decide to do this, ASMedia or whoever could then begin development of their own Thunderbolt controllers. This means that third-party controllers probably won't appear in shipping products until sometime in 2023.

    As for the currently available Thunderbolt 3 controllers, tray prices range from $6.45 to $9.10. But you also need a USB Type-C and PD controller, power switch, and high-speed mux which runs around $4.59, plus the connector and a few other bits. I don't believe Intel charges a royalty on finished Thunderbolt products, but they do require licensing and certification which are paid for by the OEM and may add significant cost to relatively low-volume products.

    AFAIK, Windows PCs are still required to connect Thunderbolt controllers via the PCH. Apple is the only one using PEG lanes for Thunderbolt, and they don't do that on the 27-inch iMacs where it might adversely impact the GPU.
  • Dug - Tuesday, October 9, 2018 - link

    I hope it's not dead. Far more useful than USB C. I would be fine with USB C except there doesn't seem to be a good USB C to USB C hub, which really restricts how many devices you can use. I'm really glad to see it on ASRock itx board so I can attach a portable SSD array.
  • imaheadcase - Wednesday, October 10, 2018 - link

    Tons of monitors of USB-C, anker sells USB-C hubs, I don't think i've seen thunderbolt in a desktop PC to date though. That best part of USB-C is being able to just plug phone into it and copy paste to desktop files (no Microsoft didn't invent that, it was always that way by default in windows)
  • Valantar - Wednesday, October 10, 2018 - link

    TB3 is far from dead, it just has little use in desktop PCs. Have you looked at laptop lineups recently? TB3 is _everywhere_. My workplace (a major university here in Norway) has moved entirely to TB3 docking solutions as they're the only full-featured and universal(-ish) solution.

    eGPUs are useless on desktops. Desktops don't need docks. USB 3.1 is plenty fast for external storage, and if you need faster storage, desktops can fit that internally. The only real use cases for TB3 on a desktop are TB3 networking (for fast direct transfers between PCs) and adding things like extra NVMe or >GbE networking on ITX boards that don't have room for that and a GPU.

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