Updated March 26, 2026· Based on independent benchmark data
GPT-5.3 Codex (xhigh) leads in intelligence with a score of 54.0 vs 14.5. Llama 3.3 Instruct 70B is 3.0x cheaper at $0.58/1M tokens vs $1.75/1M.
| Metric | Llama 3.3 Instruct 70B | GPT-5.3 Codex (xhigh) |
|---|---|---|
| Intelligence Score | 14.5 | 54.0 |
| Coding Score | 10.7 | 53.1 |
| Math Score | 7.7 | N/A |
| Speed (tok/s) | 91 tok/s | 72 tok/s |
| Latency (TTFT) | 0.53s | 83.91s |
| Input Price / 1M tokens | $0.58 | $1.75 |
| Output Price / 1M tokens | $0.71 | $14 |
| Context Window | N/A |
GPT-5.3 Codex (xhigh) outperforms Llama 3.3 Instruct 70B on the intelligence index with a score of 54.0 compared to 14.5. For coding tasks, GPT-5.3 Codex (xhigh) has the edge with a coding score of 53.1 vs 10.7.
Llama 3.3 Instruct 70B generates output significantly faster at 91 tok/s compared to GPT-5.3 Codex (xhigh)'s 72 tok/s, making it 1.3x faster for streaming responses. Time to first token is 0.53s for Llama 3.3 Instruct 70B vs 83.91s for GPT-5.3 Codex (xhigh), which affects perceived responsiveness in interactive applications.
Llama 3.3 Instruct 70B is more affordable at $0.58/1M input tokens ($0.71/1M output), while GPT-5.3 Codex (xhigh) costs $1.75/1M input ($14/1M output). That makes GPT-5.3 Codex (xhigh) 3.0x more expensive per token, which can add up significantly at scale. For a typical workload of 100 requests per day at 2,000 tokens each, Llama 3.3 Instruct 70B would cost approximately $3.48/month vs $10.50/month for GPT-5.3 Codex (xhigh) in input costs alone.
Choose Llama 3.3 Instruct 70B when you need lower cost. Choose GPT-5.3 Codex (xhigh) when you need higher intelligence (54.0), stronger coding performance (53.1).
GPT-5.3 Codex (xhigh) scores higher on coding benchmarks (53.1 vs 10.7), making it the better choice for programming tasks.
Llama 3.3 Instruct 70B is cheaper at $0.58/1M input tokens vs $1.75/1M for GPT-5.3 Codex (xhigh).
Llama 3.3 Instruct 70B is faster, producing output at 91 tok/s compared to GPT-5.3 Codex (xhigh)'s 72 tok/s.
No, Llama 3.3 Instruct 70B does not support image input. Neither model supports image input.
Data last synced: March 26, 2026
| N/A |
| Max Output Tokens | N/A | N/A |
| Input Modalities | Text | Text |
| Output Modalities | Text | Text |
| Free Tier | No | No |
It depends on your priorities. GPT-5.3 Codex (xhigh) scores higher on intelligence (54.0), but Llama 3.3 Instruct 70B may be better for specific use cases like budget-conscious projects or speed-critical applications.