Llama 4 Maverick vs Llama 3.1 405B
Architecture Comparison
SpecLlama 4 MaverickLlama 3.1 405B
TypeMOEDENSE
Total Parameters400B405B
Active Parameters17B405B
Layers96126
Hidden Dimension5,12016,384
Attention Heads40128
KV Heads88
Context Length1,048,576131,072
Precision (default)BF16BF16
Total Experts128N/A
Active Experts1N/A
Memory Requirements
PrecisionLlama 4 MaverickLlama 3.1 405B
BF16 Weights800.0 GB810.0 GB
FP8 Weights400.0 GB405.0 GB
INT4 Weights200.0 GB202.5 GB
KV-Cache / Token393216 B516096 B
Activation Estimate3.00 GB5.00 GB
Minimum GPUs Needed (BF16)
H100 SXMN/AN/A
L40SN/AN/A
Quality Benchmarks
BenchmarkLlama 4 MaverickLlama 3.1 405B
Overall8988
MMLU89.088.6
HumanEval63.061.0
GSM8K95.096.8
MT-Bench88.088.0
Llama 4 Maverick
MMLU
89.0
HumanEval
63.0
GSM8K
95.0
MT-Bench
88.0
Llama 3.1 405B
MMLU
88.6
HumanEval
61.0
GSM8K
96.8
MT-Bench
88.0
Capabilities
FeatureLlama 4 MaverickLlama 3.1 405B
Tool Use✓ Yes✓ Yes
Vision✓ Yes✗ No
Code✓ Yes✓ Yes
Math✓ Yes✓ Yes
Reasoning✗ No✗ No
Multilingual✓ Yes✓ Yes
Structured Output✓ Yes✓ Yes
API Pricing Comparison
Cheapest Output (Llama 4 Maverick)
$1.80/M
Input: $1.20/M
Cheapest Output (Llama 3.1 405B)
$3.00/M
Input: $3.00/M
| Provider | Llama 4 Maverick In $/M | Out $/M | Llama 3.1 405B In $/M | Out $/M |
|---|---|---|---|---|
| together | $1.20 | $1.80 | $3.50 | $3.50 |
| fireworks | $1.50 | $2.00 | $3.00 | $3.00 |
Recommendation Summary
- ‣Llama 4 Maverick scores higher on overall quality (89 vs 88).
- ‣Llama 4 Maverick is cheaper per output token ($1.80/M vs $3.00/M).
- ‣Llama 4 Maverick has a smaller memory footprint (800.0 GB vs 810.0 GB BF16), making it easier to deploy on fewer GPUs.
- ‣Llama 4 Maverick supports a longer context window (1,048,576 vs 131,072 tokens).
- ‣Llama 4 Maverick uses MOE architecture while Llama 3.1 405B uses DENSE. MoE models activate fewer parameters per token, improving inference efficiency.
- ‣Llama 4 Maverick is stronger at code generation (HumanEval: 63.0 vs 61.0).
- ‣Llama 3.1 405B is better at math reasoning (GSM8K: 96.8 vs 95.0).
Compare Other Models
Llama 4 Maverick vs DeepSeek R1→Llama 4 Maverick vs DeepSeek V3→Llama 4 Maverick vs Gemma 3 27B→Llama 4 Maverick vs Llama 3.1 70B→Llama 4 Maverick vs Llama 3.1 8B→Llama 4 Maverick vs Phi-4→Llama 3.1 405B vs DeepSeek R1→Llama 3.1 405B vs DeepSeek V3→Llama 3.1 405B vs Gemma 3 27B→Llama 3.1 405B vs Llama 3.1 70B→