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DeepSeek V3 vs Llama 3.3 70B
Side-by-side intelligence, speed, price, benchmarks, strengths and weaknesses for DeepSeek V3 and Llama 3.3 70B — refreshed monthly.
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DeepSeek V3
Open sourceDec 2024
Frontier-class quality at fast-tier prices — and open weights.
Head to head
Spec
DeepSeek V3
Llama 3.3 70B
Intelligence index↑ better
Winner67
66
Speed↑ better
90 tok/s
Winner200 tok/s
Time to first token↓ better
0.45 s
Winner0.4 s
Context window↑ better
64k
Winner128k
Max output↑ better
Winner8k
4k
Input price↓ better
$0.27 / 1M tokens
Winner$0.23 / 1M tokens
Output price↓ better
$1.10 / 1M tokens
Winner$0.40 / 1M tokens
Blended price↓ better
$0.48 / 1M tokens
Winner$0.27 / 1M tokens
License
Open source
Open source
Input modalities
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Output modalities
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Benchmark showdown
MMLU
DeepSeek V3
88.5
Llama 3.3 70B
86.0
MMLU Pro
DeepSeek V3
75.9
Llama 3.3 70B
68.9
GPQA
DeepSeek V3
59.1
Llama 3.3 70B
50.5
MATH
DeepSeek V3
84.1
Llama 3.3 70B
77.0
HumanEval
DeepSeek V3
89.5
Llama 3.3 70B
88.4
Strengths, weaknesses and best-for
DeepSeek V3
Strengths
- Best $/intelligence on the market
- Open weights
Weaknesses
- Smaller context vs newer models
Best for
- Production chatbots
- Code assistance
- High-volume APIs
Llama 3.3 70B
Strengths
- Open weights
- Fast on Groq / Cerebras
- Cheap
Weaknesses
- No vision
- Smaller context than peers
Best for
- Self-hosting
- EU data residency
- Cost-sensitive workloads
Quick verdict
- Pick DeepSeek V3 if you want it smarter.
- Pick Llama 3.3 70B if you want it faster, cheaper and longer context.
Auto-generated from the spec sheet. Always validate on your own evals.
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