[GH-ISSUE #579] DeepEP not work on GB200 NVL72 #357

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opened 2026-10-26 09:59:02 +00:00 by bsakaguchi · 4 comments
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Originally created by @wjx985 on GitHub (Feb 4, 2026).
Original GitHub issue: https://github.com/deepseek-ai/DeepEP/issues/579

In the normal multi-node (internode) mode, GB200 DeepEP does not support the single-machine 4-GPU setup. However, the hybrid EP link recorded performance data for GB200 DeepEP. How was this result obtained?
https://github.com/deepseek-ai/DeepEP/blob/hybrid-ep/Hybrid-EP_Implementation.md

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Originally created by @wjx985 on GitHub (Feb 4, 2026). Original GitHub issue: https://github.com/deepseek-ai/DeepEP/issues/579 In the normal multi-node (internode) mode, GB200 DeepEP does not support the single-machine 4-GPU setup. However, the hybrid EP link recorded performance data for GB200 DeepEP. How was this result obtained? https://github.com/deepseek-ai/DeepEP/blob/hybrid-ep/Hybrid-EP_Implementation.md <img width="1096" height="778" alt="Image" src="https://github.com/user-attachments/assets/ac020831-912b-4908-a102-2d00895bc440" /> <img width="624" height="470" alt="Image" src="https://github.com/user-attachments/assets/e68f767f-ba18-479e-8047-35483fdbb3ba" />
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@wjx985 commented on GitHub (Feb 5, 2026):

@Autumn1998

<!-- gh-comment-id:3852133880 --> @wjx985 commented on GitHub (Feb 5, 2026): @Autumn1998
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@Autumn1998 commented on GitHub (Feb 26, 2026):

We modified DeepEP so that its intranode communication can support NVL72.

<!-- gh-comment-id:3963816377 --> @Autumn1998 commented on GitHub (Feb 26, 2026): We modified DeepEP so that its intranode communication can support NVL72.
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@wjx985 commented on GitHub (Feb 26, 2026):

We modified DeepEP so that its intranode communication can support NVL72.

Has this modification been made public? @Autumn1998

<!-- gh-comment-id:3964547364 --> @wjx985 commented on GitHub (Feb 26, 2026): > We modified DeepEP so that its intranode communication can support NVL72. Has this modification been made public? @Autumn1998
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@Autumn1998 commented on GitHub (Mar 6, 2026):

Currently not public

<!-- gh-comment-id:4009716700 --> @Autumn1998 commented on GitHub (Mar 6, 2026): Currently not public
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deepseek-ai/DeepEP#357
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