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[GH-ISSUE #556] deepseek-r1 671B with 2GPUs #405

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opened 2026-10-29 14:39:10 +00:00 by bsakaguchi · 1 comment
bsakaguchi commented 2026-10-29 14:39:10 +00:00
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Originally created by @Yongbozzz on GitHub (Feb 21, 2025).
Original GitHub issue: https://github.com/kvcache-ai/ktransformers/issues/556

Hi , thank you so much , I tried the 2 GPUs version:
and it works, but the performance is not better than 1 GPU?
I see the total GPU utils is not changing compared with single GPU(2 GPU: 17%+16% ,1 GPU:30+%) in 1 socket situation
Thanks for help!

Originally created by @Yongbozzz on GitHub (Feb 21, 2025). Original GitHub issue: https://github.com/kvcache-ai/ktransformers/issues/556 Hi , thank you so much , I tried the 2 GPUs version: [](https://github.com/kvcache-ai/ktransformers/blob/main/ktransformers/optimize/optimize_rules/DeepSeek-V3-Chat-multi-gpu.yaml ) and it works, but the performance is not better than 1 GPU? I see the total GPU utils is not changing compared with single GPU(2 GPU: 17%+16% ,1 GPU:30+%) in 1 socket situation Thanks for help!
bsakaguchi commented 2026-10-29 14:39:11 +00:00
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@yeungtuzi commented on GitHub (Feb 21, 2025):

目前多GPU只能提高可用显存，不能提升速度

<!-- gh-comment-id:2673445864 --> @yeungtuzi commented on GitHub (Feb 21, 2025): 目前多GPU只能提高可用显存，不能提升速度
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