GPT-5.3 Codex vs Nemotron 3 Super (120B A12B): Specs & Benchmark Comparison
| Characteristic | GPT-5.3 Codex | Nemotron 3 Super (120B A12B) |
|---|---|---|
| Company | OpenAI | NVIDIA |
| Release Date | February 5, 2026 | March 1, 2026 |
| Parameters | — | 120B |
| Multimodal | Yes | No |
| Context (input) | 400K | — |
| Context (output) | 128K | — |
| Input Price / 1M | $1.75 | — |
| Output Price / 1M | $14.00 | — |
| Average Score | 0.7 | 0.9 |
Verdict
Nemotron 3 Super (120B A12B) leads in 1 out of 2 comparison categories.
Overall Performance
Both models show comparable average scores: GPT-5.3 Codex — 0.7, Nemotron 3 Super (120B A12B) — 0.9.
Recency
Nemotron 3 Super (120B A12B) is newer: released 3/1/2026 vs 2/5/2026.
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The GPT-5.3 Codex and Nemotron 3 Super (120B A12B) comparison is updated for 2026. Data includes benchmark results, API pricing, context window size and other specifications. For more detailed information, visit the GPT-5.3 Codex or Nemotron 3 Super (120B A12B) page. See also the complete list of AI model comparisons.