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Can V100 32GB SXM2 run gpt-oss-120b?

NVIDIA · 32 GB HBM2 · 900 GB/s bandwidth · OpenAI · 120.4B (active 5.1B) · MoE · model ctx up to 128K

❌ No — gpt-oss-120b Q4 needs 67.36 GB, card only has 32 GB
VRAM: 67.36 GB needed of 32 GB
Speed: ~72.0 tok/s (estimated)
FF · No FitComposite score: VRAM headroom × 0.5 + tok/s speed × 0.5. Q4 @ 8K context.
CUDA
Your GPU won't fit gpt-oss-120b, but runs these similar models: Qwen3-8B, gemma-4-26B-A4B-itor☁️ Rent on RunPod from ~$0.50/hr
Estimates from memory-bandwidth formula; rows marked "measured" override. Methodology.

Fit & speed by quant and context

QuantContextVRAM neededFits?tok/s (decode)
Q44K67.36 GBNo72.3 ± est.
Q48K default67.5 GBNo72.0 ± est.
Q432K68.35 GBNo70.2 ± est.
FP164K241.94 GBNo
FP168K default242.08 GBNo
FP1632K242.93 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 neededV100 32GB SXM2 VRAM
Q466.22 GB0.28 GB1 GB67.5 GB32 GB
FP16240.8 GB0.28 GB1 GB242.08 GB32 GB

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