Head-to-Head Model Comparison

Llama 3.1 70B vs Llama 3.1 405B

Benchmarks, API Token Pricing, Context Window & Speed Comparison

Revisado pela equipe de pesquisa do GetInfoUsÚltima revisão: October 2026Política editorial
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Related topics (12)
AI CompareAI BenchmarkToken PricingModel CostModel SpecsSWE-bench CodingModel VersusWhich AI ModelLLM Speed & LatencyReasoning ModelsExtended ThinkingPrompt Caching ROI
Llama 3.1 70B vs Llama 3.1 405B: Benchmarks, Pricing & Speed Comparison

Llama 3.1 70B da Meta e Llama 3.1 405B da Meta são dois modelos de IA de destaque. O Llama 3.1 70B oferece uma janela de contexto de 128K tokens a $0.00/$0.00 por milhão de tokens, enquanto o Llama 3.1 405B oferece 128K tokens de contexto a $0.00/$0.00 por milhão de tokens. Veja abaixo a comparação completa de benchmarks, latência e custos.

Comparação Direta (VS)

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Meta

Llama 3.1 70B

Modelo Base de Pesos Abertos

O Llama 3.1 70B da Meta é um modelo de IA projetado para auto-hospedagem em infraestrutura própria, fine-tuning e soberania de dados, oferecendo janela de contexto de 128K, velocidade de 75 tokens/s, índice de inteligência de 75/100 e tarif

Intelligence Index75 / 100
Input Token:

$0.00 / 1M

Output Token:

$0.00 / 1M

Context Window:

128K tokens

SWE-bench Verified:

42%

Meta

Llama 3.1 405B

Modelo Base de Pesos Abertos

O Llama 3.1 405B da Meta é um modelo de IA projetado para auto-hospedagem em infraestrutura própria, fine-tuning e soberania de dados, oferecendo janela de contexto de 128K, velocidade de 50 tokens/s, índice de inteligência de 48/100 e tari

Intelligence Index48 / 100
Input Token:

$0.00 / 1M

Output Token:

$0.00 / 1M

Context Window:

128K tokens

SWE-bench Verified:

41.5%

Principais Diferenças em Resumo

  • Llama 3.1 70B is 1.0x cheaper for API usage (input + output tokens combined).
  • Llama 3.1 70B is faster at 75 tok/s vs 50 tok/s.
  • Llama 3.1 70B leads on SWE-bench coding (42.0% vs 41.5%).
Need definitions for token pricing, context, or benchmarks?Explore AI Glossary →
FeatureLlama 3.1 70BLlama 3.1 405B
Intelligence Index
Composite reasoning & knowledge score (0-100)
7548
Provider
MetaMeta
Input Price
Cost per million input tokens
$0.00 / 1M$0.00 / 1M
Output Price
Cost per million output tokens
$0.00 / 1M$0.00 / 1M
Blended Price
Weighted 7:2:1 cache:input:output per 1M
$0.00 / 1M$0.53 / 1M
Context Window
Maximum input + output tokens
128K tokens~192 A4 pages of text128K tokens~192 A4 pages of text
Max Output Tokens
Per single request
8K8K
Throughput Speed
Tokens generated per second
75 tok/s50 tok/s
SWE-bench Verified
Real-world software engineering
42%41.5%
GPQA Diamond
Graduate-level reasoning
52%53%
Cached Input Price
Prompt caching discount per 1M tokens
$0.00 / 1M$0.75 / 1M

Quem vence em cada categoria?

At-a-glance decision framework
Coding
Llama 3.1 70B
+0.5% SWE-bench lead
Cost
Llama 3.1 70B
1.0x cheaper monthly runtime
Speed
Llama 3.1 70B
+50% faster generation
Context
Tied
128K tokens window

Pontuações de Benchmarks Verificadas

Official evaluation metrics verified by independent third-party research labs.

Llama 3.1 70BLlama 3.1 405B
SWE-bench Verified (Autonomous Coding)

Industry benchmark evaluating real-world GitHub issue resolution and multi-file debugging.

42%vs41.5%
GPQA Diamond (Doctorate-Level Science & Math)

Challenging questions created by domain experts to test complex PhD-level reasoning.

52%vs53%
MMLU-Pro (Multi-task Language Understanding)

Hardened reasoning and academic knowledge benchmark with reduced lucky-guess probability.

79.5%vs77.2%
LMSYS Chatbot Arena Elo

Crowdsourced human preference evaluation based on blind, head-to-head model battles.

1330ptsvs1288pts
Generation Speed (Throughput)

Tokens emitted per second during active generation streaming.

75 tok/s vs50 tok/s

Latência e Tempo de Resposta

Time to first token (TTFT) and estimated end-to-end response time for a typical 500-token response.

Time to First Token (TTFT)Lower is better
Llama 3.1 70B0.40s
Llama 3.1 405B0.85s
Est. End-to-End Response (500 tokens)TTFT + generation time
Llama 3.1 70B7.07s
Llama 3.1 405B10.85s

Simulador Interativo de Custo de Tokens

Adjust sliders to calculate projected monthly cloud API spending with prompt caching discounts.

100K / day
10K500K1M
30K / day
5K150K300K
50% cached
0% (Cold)50%90% (Warm)
Llama 3.1 70B Monthly API Bill
$0.00 / month
$0/1M in · $0/1M out
Llama 3.1 405B Monthly API Bill
$1.13 / month
$0/1M in · $0/1M out
Llama 3.1 70B saves approximately $1.13 / month (100%) under this workload.1.0x Savings

Llama 3.1 70B · Strengths & Key Advantages

  • Janela de contexto de 128K com limite máximo de saída de 8K tokens (SWE-bench Verified 42% · GPQA Diamond 52%)
  • Taxa de transferência rápida de 75 tokens/segundo com latência inicial (TTFT) de 400 ms
  • Pesos abertos (70B) para auto-hospedagem local ou em nuvem privada via vLLM, SGLang ou Ollama
Considerations & Trade-offs
  • Requer servidores GPU com memória VRAM adequada para execução local em precisão total
  • Em derivações científicas extremas, modelos pesados dedicados exclusivamente ao raciocínio oferecem maior profundidade

Llama 3.1 405B · Strengths & Key Advantages

  • Janela de contexto de 128K com limite máximo de saída de 8K tokens (SWE-bench Verified 41.5% · GPQA Diamond 53%)
  • Taxa de transferência rápida de 50 tokens/segundo com latência inicial (TTFT) de 850 ms
  • Pesos abertos (405B) para auto-hospedagem local ou em nuvem privada via vLLM, SGLang ou Ollama
Considerations & Trade-offs
  • Requer servidores GPU com memória VRAM adequada para execução local em precisão total
  • Em derivações científicas extremas, modelos pesados dedicados exclusivamente ao raciocínio oferecem maior profundidade

Token Use & Task Economics

Estimated cost and token consumption to complete one representative agentic task.

MetricLlama 3.1 70BLlama 3.1 405B
Cost per Task
Estimated USD to finish one task
$0.00$0.20
Output Tokens / Task
Tokens generated per task
6K24K
Reasoning Tokens / Task
Thinking tokens burned per task
0K0K

Especificações Técnicas

Architecture, release timeline, capabilities, and modalities.

FeatureLlama 3.1 70BLlama 3.1 405B
Official API Model ID (SDK)meta-llama/Llama-3.1-70Bmeta-llama/Llama-3.1-405B
API ProtocolOpenAI-Compatible REST / vLLM / SGLang / HuggingFace TGIOpenAI-Compatible REST / vLLM / SGLang / HuggingFace TGI
Release Date2024-072024-07
Knowledge CutoffDecember 2023December 2023
ArchitectureHigh-capacity dense multilingual transformerWorld’s Largest Open Foundation Transformer
Parameters70B405B
Enterprise Rate Limits (RPM / TPM)Unlimited (Hardware-bound on self-hosted GPU) / 10,000 RPM Cloud · Unlimited local throughput / 10M+ TPM Managed CloudUnlimited (Hardware-bound on self-hosted GPU) / 10,000 RPM Cloud · Unlimited local throughput / 10M+ TPM Managed Cloud
Long-Context Tier (>128K/200K)Free across full context window (only KV-cache VRAM scales)Free across full context window (only KV-cache VRAM scales)
Prompt Cache Policy & TTLAutomatic prefix KV-caching in vLLM / SGLang (0 cost)Automatic prefix KV-caching in vLLM / SGLang (0 cost)
Computer Use / GUI AgentAPI / CLI Tool-Use & DOM Agent ready (no raw pixel desktop click loop)API / CLI Tool-Use & DOM Agent ready (no raw pixel desktop click loop)
MCP & Parallel Tool CallingNative MCP Client/Server ready · Parallel function calling · 100% Strict JSON SchemaNative MCP Client/Server ready · Parallel function calling · 100% Strict JSON Schema
Web Search Grounding & SandboxSupported via external Tavily/Exa Search & E2B/Docker Sandbox toolsSupported via external Tavily/Exa Search & E2B/Docker Sandbox tools
Official Fine-Tuning SupportFull Weights SFT, LoRA, QLoRA, DPO & GRPO RL (Unsloth / Axolotl / Llama-Factory)Full Weights SFT, LoRA, QLoRA, DPO & GRPO RL (Unsloth / Axolotl / Llama-Factory)
Multimodal Token BillingText BPE (~4 chars/token)Text BPE (~4 chars/token)
Quantization & Min GPU VRAMBF16 / FP16, FP8 Dynamic, INT4 AWQ / GPTQ, GGUF (Q4_K_M / Q8_0) · 43 GB VRAM (4-bit Quantized) · 151 GB VRAM (Native BF16)BF16 / FP16, FP8 Dynamic, INT4 AWQ / GPTQ, GGUF (Q4_K_M / Q8_0) · 251 GB VRAM (4-bit Quantized) · 871 GB VRAM (Native BF16)
Safety & Frontier ClassificationOpen-Weights System Card + Customizable Guardrail Layer (Llama Guard / ShieldGemma)Open-Weights System Card + Customizable Guardrail Layer (Llama Guard / ShieldGemma)
Enterprise Compliance (ZDR/HIPAA/SOC2)100% Air-Gapped On-Premises / Private VPC · Full HIPAA, GDPR & SOC2 Control100% Air-Gapped On-Premises / Private VPC · Full HIPAA, GDPR & SOC2 Control
Input Modalitiestexttext
Output Modalitiestexttext

Llama 3.1 70B vs Llama 3.1 405B: Respostas Rápidas (FAQ)

Which is more intelligent, Llama 3.1 70B or Llama 3.1 405B?

Llama 3.1 70B is more intelligent. It scores 75 compared with 48 on the composite Intelligence Index.

Which model is faster?

Llama 3.1 70B is faster, generating 75 tokens per second compared with 50 tokens per second.

Which model is cheaper to run?

Llama 3.1 70B is cheaper at $0.00 per 1M tokens blended, compared with $0.53 (7:2:1 cache:input:output ratio).

Which model has lower latency?

Llama 3.1 70B has lower latency, with a time to first token of 0.40s compared with 0.85s.

Veredito

Tanto Llama 3.1 70B (Indicado para auto-hospedagem em infraestrutura própria, fine-tuning e soberania de dados, arquiteturas RAG corporativas e integração escalável via API.) quanto Llama 3.1 405B (Indicado para auto-hospedagem em infraestrutura própria, fine-tuning e soberania de dados, arquiteturas RAG corporativas e integração escalável via API.) entregam excelente desempenho: Llama 3.1 70B lidera em inteligência geral e programação, Llama 3.1 70B oferece geração mais rápida e Llama 3.1 70B apresenta o melhor custo-benefício em produção.

Perguntas Frequentes (FAQ)

Qual é melhor para programação e raciocínio, Llama 3.1 70B ou Llama 3.1 405B?+

Nas avaliações de inteligência e código, Llama 3.1 70B leva vantagem. Confira os gráficos SWE-bench e GPQA acima para detalhes.

Qual modelo tem a API mais barata, Llama 3.1 70B ou Llama 3.1 405B?+

O Llama 3.1 70B custa $0.00 / $0.00 por 1M de tokens (entrada/saída) e o Llama 3.1 405B custa $0.00 / $0.00. No custo combinado, Llama 3.1 70B é mais econômico.

Qual modelo possui maior janela de contexto e velocidade?+

O Llama 3.1 70B suporta 128K tokens de contexto contra 128K tokens do Llama 3.1 405B, enquanto Llama 3.1 70B entrega maior velocidade de geração.

AI Terminology & Guide
Explore Glossary →

Understand key metrics like context window, token pricing, reasoning mode, and SWE-bench scores in our comprehensive AI glossary.

Benchmark scores, token prices, and rate limits evolve rapidly as AI labs release model updates. Always verify current specifications and pricing on the official provider documentation.

Fontes oficiais: Documentação oficial de API da Meta e Meta e benchmarks independentes (2026).