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Can A100 80GB SXM4 run Kimi-K2-Instruct-0905?

NVIDIA · 80 GB HBM2e · 2039 GB/s bandwidth · Moonshot · 1026.5B (active 32B) · MoE · model ctx up to 256K

No — Kimi-K2-Instruct-0905 at Q4 needs ≈ 568.78 GB even at 4K context, beyond the A100 80GB SXM4's 80 GB HBM2e. It would only run with heavy CPU/disk offload. FP16 needs ≈ 2060.4 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)
Q44K568.78 GBNo
Q48K default571.98 GBNo
Q432K591.18 GBNo
FP164K2057.2 GBNo
FP168K default2060.4 GBNo
FP1632K2079.6 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 neededA100 80GB SXM4 VRAM
Q4564.58 GB6.4 GB1 GB571.98 GB80 GB
FP162053.0 GB6.4 GB1 GB2060.4 GB80 GB

Other GPUs that run Kimi-K2-Instruct-0905

No catalog GPU fully fits Kimi-K2-Instruct-0905 at Q4/8K — see the model page for offload estimates.

All GPUs for Kimi-K2-Instruct-0905 →

Other models for the A100 80GB SXM4

All models on the A100 80GB SXM4 →