AIBenchmarks
RankingsCompareLlama 3.1 405B vs Gemini 1.5 Pro

Llama 3.1 405BvsGemini 1.5 Pro

Meta

Llama 3.1 405B

🏆 Overall Winner

Meta's open-source frontier model

Arena ELO
1247
Context
128K
Speed
45 t/s
Input/1M
$0.9
Google

Gemini 1.5 Pro

Google's 1M-token multimodal model

Arena ELO
1261
Context
1000K
Speed
150 t/s
Input/1M
$1.25

Capability Radar

Category performance across 6 domains

Benchmark Scores

MMLU · HumanEval · MATH · GSM8K · GPQA · BBH

Llama 3.1 405B

Pros

Fully open-source and free to deploy
No data leaves your infrastructure
Competitive benchmarks

Cons

Requires significant compute to self-host
No official vendor support

Gemini 1.5 Pro

Pros

1M token context window
Fastest response times
Best price-to-performance

Cons

Slightly lower reasoning vs GPT-4o/Claude
Less consistent instruction following

🏆 Our Verdict

Based on overall benchmark averages, Llama 3.1 405B has the edge with an average score of 81.2% across all benchmarks. However, the best choice depends on your use case — Llama 3.1 405B excels in fully open-source and free to deploy, while Gemini 1.5 Pro stands out for 1m token context window.

More Comparisons

Llama 3.1 405B vs GPT-4oGemini 1.5 Pro vs GPT-4oLlama 3.1 405B vs Claude 3.5 SonnetGemini 1.5 Pro vs Claude 3.5 SonnetLlama 3.1 405B vs Grok 2Gemini 1.5 Pro vs Grok 2Llama 3.1 405B vs Mistral Large 2Gemini 1.5 Pro vs Mistral Large 2