GPT-5.2 vs Nemotron 3 Ultra (550B A55B): Specs & Benchmark Comparison

CharacteristicGPT-5.2Nemotron 3 Ultra (550B A55B)
CompanyOpenAINVIDIA
Release DateDecember 10, 2025June 4, 2026
Parameters550B
MultimodalYesNo
Context (input)256K
Context (output)128K
Input Price / 1M$1.50
Output Price / 1M$6.00
Average Score1.00.6
Benchmarks
GPQA0.90.9

Visual Benchmark Comparison

GPT-5.2
Nemotron 3 Ultra (550B A55B)
GPQA0.9 vs 0.9
0.9
0.9

Verdict

Nemotron 3 Ultra (550B A55B) leads in 1 out of 2 comparison categories.

Overall Performance

Both models show comparable average scores: GPT-5.2 — 1.0, Nemotron 3 Ultra (550B A55B) — 0.6.

Recency

Nemotron 3 Ultra (550B A55B) is newer: released 6/4/2026 vs 12/10/2025.

More About These Models

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Frequently Asked Questions

Which is better for coding — GPT-5.2 or Nemotron 3 Ultra (550B A55B)?
Direct comparison on the SWE-Bench benchmark is not available. We recommend reviewing other metrics on the comparison page.
Which model is cheaper — GPT-5.2 or Nemotron 3 Ultra (550B A55B)?
API pricing data is available on the individual model pages.
Which has a larger context window — GPT-5.2 or Nemotron 3 Ultra (550B A55B)?
Context window data is available on the individual model pages.

The GPT-5.2 and Nemotron 3 Ultra (550B A55B) comparison is updated for 2026. Data includes benchmark results, API pricing, context window size and other specifications. For more detailed information, visit the GPT-5.2 or Nemotron 3 Ultra (550B A55B) page. See also the complete list of AI model comparisons.