Wednesday, August 13th 2025

ASUS Intros ROG Crosshair X870E Hero BTF Motherboard

ASUS introduced the ROG Crosshair X870E Hero BTF motherboard. This Socket AM5 motherboard is a variant of the original ROG Crosshair X870E Hero that ASUS debuted with its AMD X870-series chipset motherboard lineup launched alongside Ryzen 9000 series processors; and comes with ASUS's BTF standard of backside connectivity. The board has all its onboard headers, ports, and connectors pointing backside (reverse side of the PCB), to nearly eliminate visible cable clutter. A key aspect of this board is its preparation of BTF power delivery for graphics cards. The board has a 600 W-capable 12V-2x6 power input on the reverse side, which is wired to the BTF power delivery slot meant for compatible ASUS TUF Gaming, ROG Strix, and ROG Astral series BTF graphics cards.

Besides these, the ASUS ROG Crosshair X870E Hero BTF is laid out similar to the original board, and comes with an otherwise identical feature-set, which includes a power CPU VRM, a PCI-Express 5.0 x16 slot, as many as five M.2 NVMe slots, two wired Ethernet interfaces (2.5 GbE and 5 GbE), and Wi-Fi 7 + Bluetooth 5.4, driven by a premium MediaTek MT7927 (320 MHz) WLAN controller. USB connectivity includes two 40 Gbps USB4, eight 10 Gbps USB 3.2 ports (6x type-A and 2x type-C), two 20 Gbps USB 3.2 Gen 2x2 (type-C header), and two additional 5 Gbps USB 3.2 Gen 1 headers. The onboard audio solution combines a Realtek ALC4082 CODEC with ESS ES9219 quad DAC and Savitech AMPs. The company didn't reveal pricing, but we expect this board to cost 5-10% more than the regular ROG Crosshair X870E Hero.
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19 Comments on ASUS Intros ROG Crosshair X870E Hero BTF Motherboard

#1
freeagent
I like this, but the BTF has always bugged me.. for a stupid reason..

Never wipe Back To Front.

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#2
Apocalypsee
Connector at the back of the board looks weird
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#3
windwhirl
ApocalypseeConnector at the back of the board looks weird
I don't mind that but it definitely would make me want to look thrice at my case before even considering purchasing that board. I doubt every case out there ever contemplated a board having its connectors on the back.
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#4
thesmokingman
windwhirlI don't mind that but it definitely would make me want to look thrice at my case before even considering purchasing that board. I doubt every case out there ever contemplated a board having its connectors on the back.
Yea, it's probably going to usher cases in with cut-outs.
Posted on Reply
#5
Apocalypsee
windwhirlI don't mind that but it definitely would make me want to look thrice at my case before even considering purchasing that board. I doubt every case out there ever contemplated a board having its connectors on the back.
That's what I meant when I mean its weird, because its not following any standard it will be hard to buy case for it.
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#6
_roman_
I wonder if the "Supreme FX" - super duper Audio solution is any better as M-Audio AIR 192|6 USB- based audio interface?

Note: I hint at the "supreme FX" label on the cheap plastic cover on the usual Audio area of ASUS mainboards.
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#7
star-affinity
Happy to see some more USB-C ports on the back!
I mean compared to how it used to be on mobos from a year ago. I think the original ROG CROSSHAIR X870E HERO also had four USB-C ports on the back panel.
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#8
dismuter
windwhirlI don't mind that but it definitely would make me want to look thrice at my case before even considering purchasing that board. I doubt every case out there ever contemplated a board having its connectors on the back.
thesmokingmanYea, it's probably going to usher cases in with cut-outs.
ApocalypseeThat's what I meant when I mean its weird, because its not following any standard it will be hard to buy case for it.
No offense, but you guys must have been living under a rock for the past 2 years. This is part of competing efforts from MSI, Gigabyte and Asus to make such designs mainstream. MSI calls it Project Zero, Asus calls it BTF, and Gigabyte calls it Project Stealth.
They do require specific cases, and each of these mobo manufacturers has been releasing cases to support those formats. But 3rd party (Corsair, Fractal, etc) have also started designing their new cases to be compatible with these formats. One example is the Fractal Design North XL RC, where RC stands for reverse connector. Corsair also mentions their 2500 and 6500 series in their blog post on the topic. Lian Li also got into that action with the Lancool 217 and some others. Those are just a few examples, you can view a list on the german price comparison site Geizhals, which has a filter for it.
So yeah, you need a compatible case and probably will need to buy a new one, but it's not so hard to find anymore.
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#9
Apocalypsee
dismuterNo offense, but you guys must have been living under a rock for the past 2 years. This is part of competing efforts from MSI, Gigabyte and Asus to make such designs mainstream. MSI calls it Project Zero, Asus calls it BTF, and Gigabyte calls it Project Stealth.
They do require specific cases, and each of these mobo manufacturers has been releasing cases to support those formats. But 3rd party (Corsair, Fractal, etc) have also started designing their new cases to be compatible with these formats. One example is the Fractal Design North XL RC, where RC stands for reverse connector. Corsair also mentions their 2500 and 6500 series in their blog post on the topic. Lian Li also got into that action with the Lancool 217 and some others. Those are just a few examples, you can view a list on the german price comparison site Geizhals, which has a filter for it.
So yeah, you need a compatible case and probably will need to buy a new one, but it's not so hard to find anymore.
Meh its not that much and after two years like you said, unless this comes to mainstream motherboard it won't gain traction
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#10
windwhirl
dismuterThey do require specific cases
That's the whole point. It's not standard.

That's a specially negative point when I require stuff that's not common anymore, such as external drive bay for an optical disc drive, or a "large-ish" amount of 3.5 internal drive bays for hard drives.
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#11
Tek-Check
How is it possible that such a premium case doesn't have second Gen5 slot, so that it could run in x8/x8 mode?
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#12
windwhirl
Tek-CheckHow is it possible that such a premium case doesn't have second Gen5 slot, so that it could run in x8/x8 mode?
Aside from graphics cards, is there anything that uses a x8 slot? Besides, it seems it has up to 5 NVMe slots plus USB4. So not a lot of wiggling room to do x8/x8 because the graphics card will drop to x8 the moment a certain NVME slot is in use.
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#13
thesmokingman
Tek-CheckHow is it possible that such a premium case doesn't have second Gen5 slot, so that it could run in x8/x8 mode?
I was going to point this out too.
windwhirlAside from graphics cards, is there anything that uses a x8 slot? Besides, it seems it has up to 5 NVMe slots plus USB4. So not a lot of wiggling room to do x8/x8 because the graphics card will drop to x8 the moment a certain NVME slot is in use.
There are use cases on the low end.... because you can go dual 5090s for a low end render rig. When I say low end I mean vs going all in on a TR/ TR Pro setup. If you can get over not having stupid amounts of pcie lanes in this case not having massive storage on tap, that x8 slot is good for a render rig without the crazy premium for TR.
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#14
Tek-Check
windwhirlAside from graphics cards, is there anything that uses a x8 slot? Besides, it seems it has up to 5 NVMe slots plus USB4. So not a lot of wiggling room to do x8/x8 because the graphics card will drop to x8 the moment a certain NVME slot is in use.
Yes, but it's about flexibility of use that this expensive board doesn't have. For example, a cheaper X870E ProArt Creator has the second Gen5 x8 slot, for another GPU or other AIC. PCIe switch chip allows for more flexibility: x16, x8/x8 or x8/x4/x4.

At this orice point, there cannot be an excuse for not offering second PCIe x8 slot.
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#15
BoxCutter
windwhirlI don't mind that but it definitely would make me want to look thrice at my case before even considering purchasing that board. I doubt every case out there ever contemplated a board having its connectors on the back.
I imagine you're like supposed to buy an ASUS case together with it.
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#16
trsttte
dismuterThis is part of competing efforts from MSI, Gigabyte and Asus to make such designs mainstream. MSI calls it Project Zero, Asus calls it BTF, and Gigabyte calls it Project Stealth.
They do require specific cases, and each of these mobo manufacturers has been releasing cases to support those formats. But 3rd party (Corsair, Fractal, etc) have also started designing their new cases to be compatible with these formats.
The point is that there's still not a standard way of doing it, newer cases are designed to support some combination of this back connectors but there's no guarantees, just another thing you need to check compatibility or throw the dice.

Always seemed like a silly change to me, but there's not really any disadvantage and it can make things easier to connect, but they must create a standard that everyone can work to support! Otherwise you're just limiting compatibility for no reason.
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#17
alexbirdie
Nice board. But I do not have any interest in BTF ( for now, but my opinion might change in the future).
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#18
kennaflynne
Cool. This is the first black (!!) BTF/PZ/Stealth motherboard I've found for AM5 and it'll probably be upwards of $700. At CES they showed off a black TUF one, only for the final release to be white. There aren't many choices--PCPartPicker only lists 6, all white, for AM5--but the ones offered range from $225-$410 currently. Presumably most are going to go this route for aesthetics but, for all the hype surrounding back-connect boards, early adopters wanting to do an all-black AMD build haven't had a chance until now... if they want to spend decent GPU money on more motherboard than they'll likely ever need.

The wait continues.
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#19
Shonendo
Uh, is it me or has this mobo not been released yet? I can't find it anywhere, nor can I find a confirmed release date, just these "press releases" with nothing about availability. Seems sus.
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