# Mst hub for agx orin

**URL:** <https://forums.developer.nvidia.com/t/mst-hub-for-agx-orin/360890>\
**Category:** Jetson AGX Orin\
**Tags:** mst, board-design\
**Created:** [February 17, 2026, 3:19pm UTC](https://forums.developer.nvidia.com/t/mst-hub-for-agx-orin/360890 "2026-02-17T15:19:18Z")\
**Posts on this page:** 1\
**Showing post:** 10

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**Author:** ![ChrisB\_NV](https://sea2.discourse-cdn.com/nvidia/user_avatar/forums.developer.nvidia.com/chrisb_nv/32/382649_2.png) [@ChrisB\_NV](https://forums.developer.nvidia.com/u/ChrisB_NV)\
**Post date:** [February 18, 2026, 10:22pm UTC](https://forums.developer.nvidia.com/t/mst-hub-for-agx-orin/360890/10 "2026-02-18T22:22:56Z")

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> [@Synaptics vmm5320 with 2 LG 24MP450 monitor](https://forums.developer.nvidia.com/t/synaptics-vmm5320-with-2-lg-24mp450-monitor/344970/11):
>
> Basically you just came out and throw out a hub that we didn’t ever validate before. We only validated MST with 2 DP out. Any 3 monitor cases or **DP to HDMI case on MST is not validated**.

Your case is addressed in this sentence from the post you quoted.

This does not mean that DP to 2 HDMI will not work, just that NVIDIA has not directly validated it.

From the thread I linked, another user has a working solution for your case [Support on mst board - #6 by jameskuo](https://forums.developer.nvidia.com/t/support-on-mst-board/304863/6)

> Hi WayneWWW:  
> Sorry for the late response. We are using [Synaptics vmm5320](https://forums.developer.nvidia.com/t/synaptics-vmm5320/292053).  
> We are trying to use DP → DP + HDMI or DP → HDMI + HDMI. **DP → 2 HDMI works fine**.

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