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Kimi K3 reportedly reached 216 output tokens per second per user on eight AMD MI355X GPUs

Lightseek says the TokenSpeed-powered run delivered 1.4 times ATOM's decode speed at C1 while running at higher precision.

2 Sources, 2h ago, first seen 2h ago

TLDR

Lightseek says its TokenSpeed-powered Kimi K3 setup reached 216 output tokens per second per user on eight AMD Instinct MI355X GPUs. It claims that is 1.4 times ATOM's decode speed at C1 while running at higher precision. Lightseek says it measured the result on a multi-turn SWE-smith agentic workload with 50K-plus context and 10–15 turns.

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2 Sources, first seen 2h ago

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2 Sources

LightSeek Foundation@lightseekorgKimi K3 on AMD Instinct MI355X, powered by TokenSpeed ⚡ 216 output tok/s per user on 8× MI355X: 1.4× the decode speed of ATOM at C1, while running higher precision. Measured on a real agentic workload: multi-turn SWE-smith, 50K+ context, 10–15 turns. Technical deep dive with @AIatAMD 🧵2h
SemiAnalysis@SemiAnalysis_RT @lightseekorg: Kimi K3 on AMD Instinct MI355X, powered by TokenSpeed ⚡ 216 output tok/s per user on 8× MI355X: 1.4× the decode speed of…1h
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    2 Sources

    LightSeek Foundation@lightseekorgKimi K3 on AMD Instinct MI355X, powered by TokenSpeed ⚡ 216 output tok/s per user on 8× MI355X: 1.4× the decode speed of ATOM at C1, while running higher precision. Measured on a real agentic workload: multi-turn SWE-smith, 50K+ context, 10–15 turns. Technical deep dive with @AIatAMD 🧵2h
    SemiAnalysis@SemiAnalysis_RT @lightseekorg: Kimi K3 on AMD Instinct MI355X, powered by TokenSpeed ⚡ 216 output tok/s per user on 8× MI355X: 1.4× the decode speed of…1h
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