# GPT-5.3 Codex vs Llama 3.2 90B

> GPT-5.3 Codex is the stronger model overall, scoring 45.5 to 27.1 on the Noometry Index.

- Canonical page: https://noometry.com/compare/gpt-5-3-codex-vs-llama-3-2-90b
- Last updated: 2026-10-10
- Shared benchmarks: 1

## Summary

- They share 1 benchmark with published results for both. GPT-5.3 Codex scores higher in 1 category and Llama 3.2 90B in 0 categories; one gap is clear of the uncertainty.
- The widest gap is in agentic & tool use, where GPT-5.3 Codex leads 47.8 to 29.7.
- Llama 3.2 90B has downloadable open weights; the other is API-only.

## Snapshot

| | GPT-5.3 Codex | Llama 3.2 90B |
|---|---|---|
| Provider | OpenAI | Meta |
| Noometry Index | 45.5 | 27.1 |
| Rank | 61 | 326 |
| Context | 400K | — |
| Input $/M | $1.75 | — |
| Output $/M | $14 | — |
| Weights | Proprietary | Open |

## Coding

- GPT-5.3 Codex: 48.5 (#51)
- Llama 3.2 90B: —

| Benchmark | GPT-5.3 Codex | Llama 3.2 90B |
|---|---|---|
| SWE-bench Verified | 74.8% | — |
| LMArena WebDev | 1408 | — |
| WeirdML | 79.3% | — |
| ALE-Bench | 1,655 | — |

## Agentic & Tool Use

- GPT-5.3 Codex: 47.8 (#9)
- Llama 3.2 90B: 29.7 (#73)

| Benchmark | GPT-5.3 Codex | Llama 3.2 90B |
|---|---|---|
| Terminal-Bench | 78.4% | — |
| BALROG | — | 27.3% |
| METR Time Horizons | 74.5% | — |
| Vending-Bench 2 | 5,940 | — |

## Reasoning

- GPT-5.3 Codex: —
- Llama 3.2 90B: 20.9 (#207)

| Benchmark | GPT-5.3 Codex | Llama 3.2 90B |
|---|---|---|
| Epoch Capabilities Index | 156.84 | 125.5 |
| EnigmaEval | — | 0.4% |

## Math

- GPT-5.3 Codex: —
- Llama 3.2 90B: 10.4 (#302)

| Benchmark | GPT-5.3 Codex | Llama 3.2 90B |
|---|---|---|
| OTIS Mock AIME 2024-2025 | — | 2.6% |
| MATH Level 5 | — | 39.4% |

## Knowledge

- GPT-5.3 Codex: —
- Llama 3.2 90B: 21.7 (#269)

| Benchmark | GPT-5.3 Codex | Llama 3.2 90B |
|---|---|---|
| GPQA Diamond | — | 41% |
| MMLU | — | 80.3% |

## Multimodal

- GPT-5.3 Codex: —
- Llama 3.2 90B: 24.9 (#119)

| Benchmark | GPT-5.3 Codex | Llama 3.2 90B |
|---|---|---|
| LMArena Vision | — | 1000 |
| GeoBench | — | 52% |

## FAQ

### Is GPT-5.3 Codex better than Llama 3.2 90B?

GPT-5.3 Codex is the stronger model overall, scoring 45.5 to 27.1 on the Noometry Index.

### How many benchmarks do GPT-5.3 Codex and Llama 3.2 90B share?

1 benchmark has published results for both models. GPT-5.3 Codex has 8 scored results on Noometry and Llama 3.2 90B has 9.