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Head-to-head comparison

Llama 3 1 Nemotron 51B Instruct vs Qwen3 Nemotron 235B A22B GenRM 2603

Llama 3 1 Nemotron 51B Instruct (NVIDIA) and Qwen3 Nemotron 235B A22B GenRM 2603 (NVIDIA) compared on the ModelCap Index, API price, context window, provider availability, weight access and every public benchmark board they share. Figures are the same ones shown on the live rankings; nothing here is a hidden score.

Snapshot as of 17 September 2026

As of 17 September 2026, Qwen3 Nemotron 235B A22B GenRM 2603 holds the stronger ModelCap Index position (#89 vs #189); and Qwen3 Nemotron 235B A22B GenRM 2603 ships open weights.

Which should you choose?

Choose Llama 3 1 Nemotron 51B Instruct if…

  • ModelCap publishes no field on which Llama 3 1 Nemotron 51B Instruct leads Qwen3 Nemotron 235B A22B GenRM 2603 for this pair.

Choose Qwen3 Nemotron 235B A22B GenRM 2603 if…

  • you want the stronger overall ModelCap Index position — #89 against #189 (49.3 vs 17.2 points).
  • you want to self-host: Qwen3 Nemotron 235B A22B GenRM 2603 ships open weights while Llama 3 1 Nemotron 51B Instruct is restricted license.
  • you want the more recently listed model — Qwen3 Nemotron 235B A22B GenRM 2603 was listed 1 March 2026, Llama 3 1 Nemotron 51B Instruct 22 September 2024.

Llama 3 1 Nemotron 51B Instruct vs Qwen3 Nemotron 235B A22B GenRM 2603: specs, pricing and context

Specification comparison of Llama 3 1 Nemotron 51B Instruct and Qwen3 Nemotron 235B A22B GenRM 2603
FieldLlama 3 1 Nemotron 51B InstructNVIDIAQwen3 Nemotron 235B A22B GenRM 2603NVIDIA
ModelCap Index position#189#89
Index score17.249.3
EvidenceMeasuredInherited
Input price / 1M tokensUnlistedUnlisted
Output price / 1M tokensUnlistedUnlisted
Context window— tokens— tokens
Max output tokens——
API providers listed00
Weight accessRestricted licenseOpen weights
Input modalitiesTextText
First listed22 September 20241 March 2026
PublisherNVIDIANVIDIA

Evidence: 2 public benchmark observations across 2 boards · finetune of qwen/qwen3-235b-a22b-thinking-2507 · finetune (100%). Prices are the lowest listed API offer per million tokens observed on the OpenRouter catalogue.

Benchmark scores: Llama 3 1 Nemotron 51B Instruct vs Qwen3 Nemotron 235B A22B GenRM 2603

Public benchmark boards where Llama 3 1 Nemotron 51B Instruct or Qwen3 Nemotron 235B A22B GenRM 2603 has a published result
BoardLlama 3 1 Nemotron 51B InstructQwen3 Nemotron 235B A22B GenRM 2603Leads
Arena codingArena (LMArena)13121291–1334—Only one result

Scores are the sources' own published figures for each model's best evaluated configuration; ModelCap never re-runs a benchmark.

Want a different pairing? Open the interactive comparison tool to swap either model for any current ranked language model.

Llama 3 1 Nemotron 51B Instruct vs Qwen3 Nemotron 235B A22B GenRM 2603: common questions

Is Llama 3 1 Nemotron 51B Instruct better than Qwen3 Nemotron 235B A22B GenRM 2603?

Qwen3 Nemotron 235B A22B GenRM 2603 ranks higher on the ModelCap Index as of 17 September 2026: #89 against #189. That is a capability ranking built from public benchmark evidence with published uncertainty; whether it is "better" for you also depends on price, context and where you can run it. Their published uncertainty intervals do not overlap, but the aggregate Index does not predict performance on every task; compare the relevant benchmark configurations before choosing.

Is Llama 3 1 Nemotron 51B Instruct cheaper than Qwen3 Nemotron 235B A22B GenRM 2603?

At least one of the two has no listed API price on ModelCap right now, so no price comparison is made.

Which has the bigger context window, Llama 3 1 Nemotron 51B Instruct or Qwen3 Nemotron 235B A22B GenRM 2603?

Both publish a —-token context window.

Which is better for coding, Llama 3 1 Nemotron 51B Instruct or Qwen3 Nemotron 235B A22B GenRM 2603?

The two models do not share a coding benchmark board on ModelCap yet, so no head-to-head coding score is published; the ModelCap Index position is the closest overall signal.

Are Llama 3 1 Nemotron 51B Instruct and Qwen3 Nemotron 235B A22B GenRM 2603 open-weight models?

Llama 3 1 Nemotron 51B Instruct: Restricted license. Qwen3 Nemotron 235B A22B GenRM 2603: Open weights. Open weights mean the checkpoint can be downloaded and self-hosted under its licence; API-only models are available solely through hosted endpoints.

Where can I run Llama 3 1 Nemotron 51B Instruct and Qwen3 Nemotron 235B A22B GenRM 2603?

ModelCap currently lists 0 API providers for Llama 3 1 Nemotron 51B Instruct and 0 for Qwen3 Nemotron 235B A22B GenRM 2603, from the OpenRouter catalogue snapshot the site serves; each model page lists the providers and their prices.

How current is this Llama 3 1 Nemotron 51B Instruct vs Qwen3 Nemotron 235B A22B GenRM 2603 comparison?

Every figure comes from the sealed ModelCap dataset published 17 September 2026; the page re-renders within a minute of each data refresh, and the ModelCap Index positions are the same ones shown on the live rankings.

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