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Hy4 preview vs Llama-3.3 Nemotron Super 49B v1

Hy4 preview leads the LLM Stats Score 51.5 to 13.7.

Tencent · NVIDIA · Updated for 2026

Which is better?

Hy4 preview leads the overall LLM Stats Score 51.5 to 13.7, ranking #10 overall.

In the 1 individual benchmarks reported for both models, Hy4 preview wins 1; this is a narrower head-to-head signal than the composite indexes.

Based on current LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.

Choose Hy4 preview

  • overall performance matters — it scores 51.5 and ranks #10 on LLM Stats
  • your work emphasizes reasoning — it leads those capability indexes
  • you value its reported benchmark strengths — it wins 1 of 1 exact shared results
  • you want the most recent training data — it shipped Aug 2026

Choose Llama-3.3 Nemotron Super 49B v1

  • you are already invested in the NVIDIA ecosystem

At a glance

The differences that matter most.

Hy4 preview
Tencent
Llama-3.3 Nemotron Super 49B v1
NVIDIA
Core performance indexes
LLM Stats Score
51.5
#10
13.7
#227
Reasoning
51.2
#8
13.8
#221
Cost, coverage & limits
Benchmark wins
1 of 1
0 of 1
Input price
— / M
— / M
Output price
— / M
— / M
Context window
—
—

Capability indexes

Additional strengths measured across groups of related public benchmarks

1 shared
Index
Hy4 preview
Llama-3.3 Nemotron Super 49B v1
Math
40.3#12
11.9#227
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

32 reported for Hy4 preview · 7 for Llama-3.3 Nemotron Super 49B v1

1 shared

Hy4 preview outperforms in 1 benchmarks (GPQA), while Llama-3.3 Nemotron Super 49B v1 is better at 0 benchmarks.

Hy4 preview significantly outperforms across most benchmarks.

Mon Aug 31 2026 • llm-stats.com

Human preference

Blind head-to-head votes and playground preference scores

Model Size

Parameter count comparison

720.1B diff

Hy4 preview has 720.1B more parameters than Llama-3.3 Nemotron Super 49B v1, making it 1443.1% larger.

Tencent
Hy4 preview
770.0Bparameters
NVIDIA
Llama-3.3 Nemotron Super 49B v1
49.9Bparameters
770.0B
Hy4 preview
49.9B
Llama-3.3 Nemotron Super 49B v1

License

Usage and distribution terms

Hy4 preview is licensed under Apache 2.0, while Llama-3.3 Nemotron Super 49B v1 uses Llama 3.1 Community License.

License differences may affect how you can use these models in commercial or open-source projects.

Hy4 preview

Apache 2.0

Open weights

Llama-3.3 Nemotron Super 49B v1

Llama 3.1 Community License

Open weights

Release Timeline

When each model was launched

Hy4 preview was released on 2026-08-28, while Llama-3.3 Nemotron Super 49B v1 was released on 2025-03-18.

Hy4 preview is 18 months newer than Llama-3.3 Nemotron Super 49B v1.

Hy4 preview

Aug 28, 2026

3 days ago

1.4yr newer
Llama-3.3 Nemotron Super 49B v1

Mar 18, 2025

1.5 years ago

Knowledge Cutoff

When training data ends

Llama-3.3 Nemotron Super 49B v1 has a documented knowledge cutoff of 2023-12-31, while Hy4 preview's cutoff date is not specified.

We can confirm Llama-3.3 Nemotron Super 49B v1's training data extends to 2023-12-31, but cannot make a direct comparison without Hy4 preview's cutoff date.

Hy4 preview

—

Llama-3.3 Nemotron Super 49B v1

Dec 2023

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion→

Judge for yourself.

Run your own prompts against Hy4 preview and Llama-3.3 Nemotron Super 49B v1 side-by-side, then vote on the output you prefer.

Hy4 preview
✓ Preferred
Llama-3.3 Nemotron Super 49B v1
Open in Playground

FAQ

Common questions about Hy4 preview vs Llama-3.3 Nemotron Super 49B v1.

Which is better, Hy4 preview or Llama-3.3 Nemotron Super 49B v1?

Hy4 preview leads the LLM Stats Score 51.5 to 13.7. Hy4 preview is made by Tencent and Llama-3.3 Nemotron Super 49B v1 is made by NVIDIA. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does Hy4 preview compare to Llama-3.3 Nemotron Super 49B v1 in benchmarks?

Hy4 preview scores GPQA: 92.3%, Terminal-Bench 2.1: 85.4%, WideSearch: 83.9%, MCP Atlas: 83.7%, SWE-bench Multilingual: 82.9%. Llama-3.3 Nemotron Super 49B v1 scores MATH-500: 96.6%, MT-Bench: 91.7%, MBPP: 91.3%, Arena Hard: 88.3%, BFCL v2: 73.7%.

What are the main differences between Hy4 preview and Llama-3.3 Nemotron Super 49B v1?

Key differences include LLM Stats Score (51.5 vs 13.7), licensing (Apache 2.0 vs Llama 3.1 Community License). See the full comparison above for benchmark-by-benchmark results.

Who makes Hy4 preview and Llama-3.3 Nemotron Super 49B v1?

Hy4 preview is developed by Tencent and Llama-3.3 Nemotron Super 49B v1 is developed by NVIDIA.

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