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Llama 3.1 405B Instruct vs Llama 3.1 8B Instruct
Comprehensive side-by-side LLM comparison
Llama 3.1 405B Instruct leads with 18.1% higher average benchmark score. Llama 3.1 8B Instruct offers 6.1K more tokens in context window than Llama 3.1 405B Instruct. Llama 3.1 8B Instruct is $1.72 cheaper per million tokens. Overall, Llama 3.1 405B Instruct is the stronger choice for coding tasks.
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Meta
Llama 3.1 405B was developed as Meta's largest open-source language model, designed to provide frontier-level capabilities with 405 billion parameters. Built to demonstrate that open-source models can match proprietary systems in capability, it enables researchers and developers to experiment with and deploy a powerful foundation model without licensing restrictions.
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Meta
Llama 3.1 8B was developed as an efficient open-source model, designed to bring capable instruction-following to applications with limited computational resources. Built with 8 billion parameters, it provides a lightweight option for developers seeking reliable performance without the overhead of larger models.
Launched on the same date
Llama 3.1 405B Instruct
Meta
2024-07-23
Llama 3.1 8B Instruct
Meta
2024-07-23
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Pricing Comparison
Cost per million tokens (USD)
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Llama 3.1 405B Instruct
Input:$0.89
Output:$0.89
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Llama 3.1 8B Instruct
Input:$0.03
Output:$0.03($1.72 cheaper)
Performance Metrics
Context window and performance specifications
Average performance across 15 common benchmarks
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Llama 3.1 405B Instruct
Average Score:77.7%(+18.1%)
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Llama 3.1 8B Instruct
Average Score:59.6%
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Knowledge Cutoff
Training data recency comparison
Llama 3.1 8B Instruct
2023-12-31
More recent knowledge cutoff means awareness of newer technologies and frameworks
Provider Availability & Performance
Available providers and their performance metrics
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Llama 3.1 405B Instruct
8 providers
Bedrock
Throughput: 100 tok/s
Latency: 0.5ms
DeepInfra
Throughput: 27 tok/s
Latency: 0.5ms
Fireworks
Throughput: 78 tok/s
Latency: 0.5ms
Throughput: 42 tok/s
Latency: 0.4ms
Hyperbolic
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Llama 3.1 405B Instruct
Avg Score:77.7%(+18.1%)
Providers:8
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Llama 3.1 8B Instruct
Avg Score:59.6%
Providers:9