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Can V100 32GB SXM2 run Qwen3-4B-Thinking-2507?

NVIDIA · 32 GB HBM2 · 900 GB/s bandwidth · Alibaba · 4.0B · model ctx up to 256K

✅ Yes — V100 32GB SXM2 (32 GB) can run Qwen3-4B-Thinking-2507 at Q4 (8K)
VRAM: 4.33 GB needed of 32 GB
Speed: ~241.8 tok/s (estimated)
SS · ExcellentComposite score: VRAM headroom × 0.5 + tok/s speed × 0.5. Q4 @ 8K context.
CUDA
Estimates from memory-bandwidth formula; rows marked "measured" override. Methodology.

Fit & speed by quant and context

QuantContextVRAM neededFits?tok/s (decode)
Q44K3.76 GBYes241.8 ± est.
Q48K default4.33 GBYes241.8 ± est.
Q432K7.7 GBYes241.8 ± est.
FP164K9.56 GBYes66.5 ± est.
FP168K default10.12 GBYes66.5 ± est.
FP1632K13.5 GBYes66.5 ± est.

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 neededV100 32GB SXM2 VRAM
Q42.2 GB1.12 GB1 GB4.33 GB32 GB
FP168.0 GB1.12 GB1 GB10.12 GB32 GB

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