LLM comparison
Llama 3.1 405B vs Llama 3.3 70B
Llama 3.1 405B
by Meta
405.0B params
Llama 3.3 70B
by Meta
70.0B params
| Dimension | Llama 3.1 405B | Llama 3.3 70B |
|---|---|---|
| Cheapest output $/M | $3.00/M | $0.400/M ✔ |
| Blended $/M (3:1) | $3.00/M | $0.273/M ✔ |
| Context window | 128K | 128K |
| Elo score | 1305 ✔ | 1290 |
Frequently asked questions
Llama 3.1 405B vs Llama 3.3 70B: which is cheaper?
The comparison table marks the winner on each dimension. A green highlight means that side wins on price or capacity for that row.
Should I choose Llama 3.1 405B or Llama 3.3 70B?
It depends on your workload. Review the per-dimension winners above against your own priorities: price, region coverage, capacity, and availability.
What is the difference between Llama 3.1 405B and Llama 3.3 70B?
The table breaks down Llama 3.1 405B and Llama 3.3 70B row by row on price, specs, and coverage so you can see exactly where they diverge.
Is Llama 3.1 405B better than Llama 3.3 70B for AI workloads?
Match the winning dimensions above to your workload. For training, weigh price and capacity; for inference, weigh latency, region coverage, and throughput.
Llama 3.1 405B vs Llama 3.3 70B: which has wider coverage?
The coverage rows compare how broadly Llama 3.1 405B and Llama 3.3 70B operate. Pick the one with capacity in the regions closest to your users.
Can I switch from Llama 3.1 405B to Llama 3.3 70B?
In most cases yes, though migration effort varies by product. Compare pricing and coverage above to decide whether switching is worth it for your usage.