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Can I run this LLM?

Can a NVIDIA H100 SXM (80GB) run Llama 3.2 3B?

Llama · Llama 3.2 Community · estimated for a 80.0 GB machine at 4K context.

Yes — it runs great.

Runs great

Best fit: Llama 3.2 3B at FP16 · 6.4 GB weights · 181–272 tok/s on a NVIDIA H100 SXM (80GB).

Arena Text Overall · style-controlled

1,167FP16 untested

llama-3.2-3b-instruct · published configuration reference · FP16 not tested

Arena Text Overall (style-controlled), exact published entry llama-3.2-3b-instruct, 2026-10-08: reference rating 1,166.8. Published confidence bounds 1,159.1–1,174.5. 7,936 votes. Published llama-3.2-3b-instruct configuration reference. Reasoning mode is not disclosed by the Arena dataset. Tested precision, runtime and sampling settings are not disclosed in this dataset. Selected FP16 has not been measured by this Arena entry. No quantization quality adjustment is applied.

Snapshot published 2026-10-08 · snapshot imported 2026-10-11 UTC · validated last-good data · manual refresh

Arena leaderboard dataset · Arena / lmarena-ai, Arena Leaderboard Dataset (CC BY 4.0). Selected Text Overall style-controlled rows; field names adapted, ratings unchanged. · dataset CC BY 4.0 · revision e16f90232986

Total memory at 4K context
7.7 GB
Weights + KV cache + runtime overhead
Estimated generation
181–272 tok/s
Estimated first token
~0.2s

Every quantization on this machine

On small screens, each quant lists every metric below its name. On wider screens, scroll sideways for total memory, speed and fit. Keyboard: focus the table, then use the arrow keys. Quant names stay visible.

Llama 3.2 3B quantizations on NVIDIA H100 SXM (80GB), estimated at 4K context. Weights and total memory are shown separately.
QuantWeightsTotal memorySpeedFit
Q4_K_M2.0 GB3.3 GB268–402 tok/sRuns great
Q5_K_M2.3 GB3.6 GB260–389 tok/sRuns great
Q6_K2.6 GB3.9 GB251–377 tok/sRuns great
Q8_03.4 GB4.7 GB233–349 tok/sRuns great
FP166.4 GB7.7 GB181–272 tok/sRuns great

Ran Llama 3.2 3B on a NVIDIA H100 SXM (80GB)? Add your real numbers →