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Can B200 192GB SXM run Kimi-K2-Thinking?

NVIDIA · 192 GB HBM3e · 8000 GB/s bandwidth · Moonshot · 1058.1B (active 32B) · MoE · model ctx up to 256K

No — Kimi-K2-Thinking at Q4 needs ≈ 586.16 GB even at 4K context, beyond the B200 192GB SXM's 192 GB HBM3e. It would only run with heavy CPU/disk offload. Decode at Q4/8K: ≈ 48.2 tok/s (estimated, batch 1). FP16 needs ≈ 2123.6 GB — does not fit on this card. Estimates come from memory-bandwidth math; rows tagged measured override estimates. Relative ranking is more reliable than absolute tok/s. Methodology.

Fit & speed by quant and context

QuantContextVRAM neededFits?tok/s (decode)
Q44K586.16 GBNo48.8 est.
Q48K default589.36 GBNo48.2 est.
Q432K608.56 GBNo45.2 est.
FP164K2120.4 GBNo
FP168K default2123.6 GBNo
FP1632K2142.8 GBNo

Fits = weights + KV(ctx) + 1 GB overhead ≤ 95% of VRAM. Measured anchors are context-agnostic; the fit verdict is recomputed per context. A missing tok/s means the model is far beyond this card (offload-only territory).

VRAM breakdown at 8K context

QuantWeightsKV cacheOverheadTotal neededB200 192GB SXM VRAM
Q4581.96 GB6.4 GB1 GB589.36 GB192 GB
FP162116.2 GB6.4 GB1 GB2123.6 GB192 GB

Other GPUs that run Kimi-K2-Thinking

No catalog GPU fully fits Kimi-K2-Thinking at Q4/8K — see the model page for offload estimates.

All GPUs for Kimi-K2-Thinking →

Other models for the B200 192GB SXM

All models on the B200 192GB SXM →