Llama 3.1 405B Instruct vs Qwen3 5 397B A17b
As of Oct 14, 2026, Llama 3.1 405B Instruct leads Qwen3 5 397B A17b in 1 of 2 shared categories: General LLM.
Llama 3.1 405B Instruct
It used to be. Was SOTA in General LLM.
Qwen3 5 397B A17b
#53 Best recorded rank: #53 in Science, as of Oct 14, 2026.
| Category | Llama 3.1 405B Instruct | Qwen3 5 397B A17b |
|---|---|---|
| General LLM | #3 · #3 in General LLM Margin — LMArena leaderboard dataset · Sep 4, 2024 | #66 · #66 in General LLM Margin 44.89795918367347 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #— · Not enough data Margin — LMArena leaderboard dataset · Sep 4, 2024 | #64 · #64 in Reasoning Margin 44.52054794520548 LMArena leaderboard dataset · Oct 13, 2026 |
| Math | — | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Science | #124 · #124 in Science Margin — Epoch AI benchmarking hub · Jul 23, 2024 | #53 · #53 in Science Margin — Epoch AI benchmarking hub · Feb 13, 2026 |
| Coding | — | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Coding › Web dev | — | #72 · #72 in Coding › Web dev Margin 66.35514018691589 LMArena leaderboard dataset · Oct 13, 2026 |
| Long context | — | #60 · #60 in Long context Margin 40.81632653061225 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | — | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 9, 2026 |
| Factuality | — | #59 · #59 in Factuality Margin 44.776119402985074 LMArena leaderboard dataset · Oct 13, 2026 |
Llama 3.1 405B Instruct: price per 1M tokens is unset in the catalog.
Qwen3 5 397B A17b: $1.2750000000000001 per 1M blended tokens.
Llama 3.1 405B Instruct: open weights.
Qwen3 5 397B A17b: open weights.
General LLM: As of Oct 14, 2026, Llama 3.1 405B Instruct leads Qwen3 5 397B A17b in General LLM at #3 against #66.
Science: As of Oct 14, 2026, Qwen3 5 397B A17b leads Llama 3.1 405B Instruct in Science at #53 against #124.
Llama 3.1 405B Instruct · Qwen3 5 397B A17b
Llama 3.1 405B Instruct or Qwen3 5 397B A17b?
As of Oct 14, 2026, Llama 3.1 405B Instruct leads Qwen3 5 397B A17b in 1 of 2 shared categories: General LLM.
Llama 3.1 405B Instruct or Qwen3 5 397B A17b for General LLM?
As of Oct 14, 2026, Llama 3.1 405B Instruct leads Qwen3 5 397B A17b in General LLM at #3 against #66.
Llama 3.1 405B Instruct or Qwen3 5 397B A17b for Science?
As of Oct 14, 2026, Qwen3 5 397B A17b leads Llama 3.1 405B Instruct in Science at #53 against #124.