Llama 3.1 405B Instruct (BF16)
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AI modelsLlama 3.1 405B Instruct (BF16)
Model evaluation
Capability & preference
Human preference · Arena
Overall text preferences from head-to-head votes. Not factual accuracy or a task-success rate.
Recorded results
Only the same benchmark, version, workload, scenario and unit share a row. Missing results are not zero. System results include the full submitted hardware and software configuration.
Arena text preference / chinesehuman preference · 2026-10-28 · rating
Llama 3.1 405B Instruct (BF16)
1,241.81 rating
Confidence interval: 1,230.76 – 1,252.86
3105 votes
- Category
- chinese
- Evaluated configuration
- Llama 3.1 405B Instruct (BF16)
- Evaluation type
- human preference
Arena text preference / codinghuman preference · 2026-10-28 · rating
Llama 3.1 405B Instruct (BF16)
1,291.04 rating
Confidence interval: 1,283.57 – 1,298.51
6249 votes
- Category
- coding
- Evaluated configuration
- Llama 3.1 405B Instruct (BF16)
- Evaluation type
- human preference
Arena text preference / creative_writinghuman preference · 2026-10-28 · rating
Llama 3.1 405B Instruct (BF16)
1,259.41 rating
Confidence interval: 1,251.78 – 1,267.05
6512 votes
- Category
- creative_writing
- Evaluated configuration
- Llama 3.1 405B Instruct (BF16)
- Evaluation type
- human preference
Arena text preference / englishhuman preference · 2026-10-28 · rating
Llama 3.1 405B Instruct (BF16)
1,311.81 rating
Confidence interval: 1,307.21 – 1,316.41
23318 votes
- Category
- english
- Evaluated configuration
- Llama 3.1 405B Instruct (BF16)
- Evaluation type
- human preference
Arena text preference / exclude_tieshuman preference · 2026-10-28 · rating
Llama 3.1 405B Instruct (BF16)
1,213.34 rating
Confidence interval: 1,207.77 – 1,218.91
27059 votes
- Category
- exclude_ties
- Evaluated configuration
- Llama 3.1 405B Instruct (BF16)
- Evaluation type
- human preference
Arena text preference / experthuman preference · 2026-10-28 · rating
Llama 3.1 405B Instruct (BF16)
1,228.76 rating
Confidence interval: 1,215.91 – 1,241.61
2128 votes
- Category
- expert
- Evaluated configuration
- Llama 3.1 405B Instruct (BF16)
- Evaluation type
- human preference
Arena text preference / frenchhuman preference · 2026-10-28 · rating
Llama 3.1 405B Instruct (BF16)
1,279.00 rating
Confidence interval: 1,248.35 – 1,309.65
364 votes
- Category
- french
- Evaluated configuration
- Llama 3.1 405B Instruct (BF16)
- Evaluation type
- human preference
Arena text preference / germanhuman preference · 2026-10-28 · rating
Llama 3.1 405B Instruct (BF16)
1,252.33 rating
Confidence interval: 1,232.87 – 1,271.79
894 votes
- Category
- german
- Evaluated configuration
- Llama 3.1 405B Instruct (BF16)
- Evaluation type
- human preference
Arena text preference / hard_promptshuman preference · 2026-10-28 · rating
Llama 3.1 405B Instruct (BF16)
1,269.27 rating
Confidence interval: 1,263.33 – 1,275.21
10652 votes
- Category
- hard_prompts
- Evaluated configuration
- Llama 3.1 405B Instruct (BF16)
- Evaluation type
- human preference
Arena text preference / hard_prompts_englishhuman preference · 2026-10-28 · rating
Llama 3.1 405B Instruct (BF16)
1,291.34 rating
Confidence interval: 1,284.08 – 1,298.61
6791 votes
- Category
- hard_prompts_english
- Evaluated configuration
- Llama 3.1 405B Instruct (BF16)
- Evaluation type
- human preference
Arena text preference / industry_business_and_management_and_financial_operationshuman preference · 2026-10-28 · rating
Llama 3.1 405B Instruct (BF16)
1,244.84 rating
Confidence interval: 1,235.73 – 1,253.96
4512 votes
- Category
- industry_business_and_management_and_financial_operations
- Evaluated configuration
- Llama 3.1 405B Instruct (BF16)
- Evaluation type
- human preference
Arena text preference / industry_entertainment_and_sports_and_mediahuman preference · 2026-10-28 · rating
Llama 3.1 405B Instruct (BF16)
1,240.86 rating
Confidence interval: 1,233.58 – 1,248.13
7230 votes
- Category
- industry_entertainment_and_sports_and_media
- Evaluated configuration
- Llama 3.1 405B Instruct (BF16)
- Evaluation type
- human preference
Arena text preference / industry_legal_and_governmenthuman preference · 2026-10-28 · rating
Llama 3.1 405B Instruct (BF16)
1,301.87 rating
Confidence interval: 1,289.04 – 1,314.69
2330 votes
- Category
- industry_legal_and_government
- Evaluated configuration
- Llama 3.1 405B Instruct (BF16)
- Evaluation type
- human preference
Arena text preference / industry_life_and_physical_and_social_sciencehuman preference · 2026-10-28 · rating
Llama 3.1 405B Instruct (BF16)
1,295.08 rating
Confidence interval: 1,287.74 – 1,302.43
7177 votes
- Category
- industry_life_and_physical_and_social_science
- Evaluated configuration
- Llama 3.1 405B Instruct (BF16)
- Evaluation type
- human preference
Arena text preference / industry_mathematicalhuman preference · 2026-10-28 · rating
Llama 3.1 405B Instruct (BF16)
1,275.63 rating
Confidence interval: 1,266.93 – 1,284.33
4366 votes
- Category
- industry_mathematical
- Evaluated configuration
- Llama 3.1 405B Instruct (BF16)
- Evaluation type
- human preference
Arena text preference / industry_medicine_and_healthcarehuman preference · 2026-10-28 · rating
Llama 3.1 405B Instruct (BF16)
1,286.31 rating
Confidence interval: 1,272.29 – 1,300.32
1899 votes
- Category
- industry_medicine_and_healthcare
- Evaluated configuration
- Llama 3.1 405B Instruct (BF16)
- Evaluation type
- human preference
Arena text preference / industry_software_and_it_serviceshuman preference · 2026-10-28 · rating
Llama 3.1 405B Instruct (BF16)
1,290.41 rating
Confidence interval: 1,284.20 – 1,296.61
10298 votes
- Category
- industry_software_and_it_services
- Evaluated configuration
- Llama 3.1 405B Instruct (BF16)
- Evaluation type
- human preference
Arena text preference / industry_writing_and_literature_and_languagehuman preference · 2026-10-28 · rating
Llama 3.1 405B Instruct (BF16)
1,270.45 rating
Confidence interval: 1,264.32 – 1,276.58
11150 votes
- Category
- industry_writing_and_literature_and_language
- Evaluated configuration
- Llama 3.1 405B Instruct (BF16)
- Evaluation type
- human preference
Arena text preference / instruction_followinghuman preference · 2026-10-28 · rating
Llama 3.1 405B Instruct (BF16)
1,258.46 rating
Confidence interval: 1,253.21 – 1,263.70
16174 votes
- Category
- instruction_following
- Evaluated configuration
- Llama 3.1 405B Instruct (BF16)
- Evaluation type
- human preference
Arena text preference / japanesehuman preference · 2026-10-28 · rating
Llama 3.1 405B Instruct (BF16)
1,208.03 rating
Confidence interval: 1,187.37 – 1,228.70
846 votes
- Category
- japanese
- Evaluated configuration
- Llama 3.1 405B Instruct (BF16)
- Evaluation type
- human preference
Arena text preference / koreanhuman preference · 2026-10-28 · rating
Llama 3.1 405B Instruct (BF16)
1,172.33 rating
Confidence interval: 1,146.35 – 1,198.30
586 votes
- Category
- korean
- Evaluated configuration
- Llama 3.1 405B Instruct (BF16)
- Evaluation type
- human preference
Arena text preference / longer_queryhuman preference · 2026-10-28 · rating
Llama 3.1 405B Instruct (BF16)
1,265.42 rating
Confidence interval: 1,257.43 – 1,273.41
5486 votes
- Category
- longer_query
- Evaluated configuration
- Llama 3.1 405B Instruct (BF16)
- Evaluation type
- human preference
Arena text preference / mathhuman preference · 2026-10-28 · rating
Llama 3.1 405B Instruct (BF16)
1,278.23 rating
Confidence interval: 1,270.20 – 1,286.27
5215 votes
- Category
- math
- Evaluated configuration
- Llama 3.1 405B Instruct (BF16)
- Evaluation type
- human preference
Arena text preference / multi_turnhuman preference · 2026-10-28 · rating
Llama 3.1 405B Instruct (BF16)
1,296.85 rating
Confidence interval: 1,289.20 – 1,304.50
6797 votes
- Category
- multi_turn
- Evaluated configuration
- Llama 3.1 405B Instruct (BF16)
- Evaluation type
- human preference
Arena text preference / non_englishhuman preference · 2026-10-28 · rating
Llama 3.1 405B Instruct (BF16)
1,246.72 rating
Confidence interval: 1,241.67 – 1,251.78
18057 votes
- Category
- non_english
- Evaluated configuration
- Llama 3.1 405B Instruct (BF16)
- Evaluation type
- human preference
Arena text preference / overallhuman preference · 2026-10-28 · rating
Llama 3.1 405B Instruct (BF16)
1,283.66 rating
Confidence interval: 1,279.97 – 1,287.36
41375 votes
- Category
- overall
- Evaluated configuration
- Llama 3.1 405B Instruct (BF16)
- Evaluation type
- human preference
Arena text preference / russianhuman preference · 2026-10-28 · rating
Llama 3.1 405B Instruct (BF16)
1,255.96 rating
Confidence interval: 1,247.28 – 1,264.64
4863 votes
- Category
- russian
- Evaluated configuration
- Llama 3.1 405B Instruct (BF16)
- Evaluation type
- human preference
Arena text preference / spanishhuman preference · 2026-10-28 · rating
Llama 3.1 405B Instruct (BF16)
1,259.83 rating
Confidence interval: 1,229.47 – 1,290.18
348 votes
- Category
- spanish
- Evaluated configuration
- Llama 3.1 405B Instruct (BF16)
- Evaluation type
- human preference
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Capabilities
- Model license
- Llama 3.1 Community
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