Model comparison

Llama 2-7B vs Mixtral 8x7B

Llama 2-7B is the stronger model overall, scoring 29.1 to 27.1 on the Noometry Index.

Last verified . 24 shared benchmarks.

Llama 2-7B Meta

29.1

Rank #317 Confirmed

Mixtral 8x7B Mistral AI

27.1

Rank #334 Confirmed

Summary

  • They share 24 benchmarks with published results for both. Llama 2-7B scores higher in 2 categories and Mixtral 8x7B in 6 categories; 7 gaps are clear of the uncertainty.
  • The widest gap is in knowledge, where Llama 2-7B leads 28.2 to 11.0.

Side by side

Llama 2-7B and Mixtral 8x7B specifications
Llama 2-7BMixtral 8x7B
ProviderMetaMistral AI
Noometry Index29.127.1
Released2023-07-182023-12-11
WeightsOpenOpen
Context window—32K
Max output—32K
Input $ / M tokens—$0.70
Output $ / M tokens—$0.70
Results tracked2938

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Category by category

Coding Mixtral 8x7B leads

Llama 2-7B: 29.2 (#307), Mixtral 8x7B: 32.8 (#269)

Coding benchmarks
BenchmarkLlama 2-7BMixtral 8x7B
LMArena Coding10021126
HumanEval+—39.6%
MBPP+—49.7%

Reasoning Mixtral 8x7B leads

Llama 2-7B: 15.7 (#312), Mixtral 8x7B: 18.2 (#285)

Reasoning benchmarks
BenchmarkLlama 2-7BMixtral 8x7B
LMArena Hard Prompts10091115
Epoch Capabilities Index99.06118.47
HellaSwag77.2%86.7%
PIQA78.8%83.6%
WinoGrande69.2%77.2%
Chess Puzzles0%—
DTBench—49.6%
Adversarial NLI—55.2%
BIG-Bench Hard39.2%—
ForecastBench—56.3
LAMBADA73.3%—

Math Llama 2-7B leads

Llama 2-7B: 30.7 (#233), Mixtral 8x7B: 18.8 (#289)

Math benchmarks
BenchmarkLlama 2-7BMixtral 8x7B
LMArena Math10421147
GSM8K16.7%74.4%
Omni-MATH—10.5%
MATH Level 5—10%

Knowledge Llama 2-7B leads

Llama 2-7B: 28.2 (#248), Mixtral 8x7B: 11.0 (#301)

Knowledge benchmarks
BenchmarkLlama 2-7BMixtral 8x7B
LMArena Expert10361088
ARC (AI2) Challenge45.9%87.3%
MMLU45.8%70.6%
OpenBookQA58.6%85.8%
TriviaQA73.7%82.2%
GPQA Diamond—30.6%
MMLU-Pro—33.5%
GPQA (HELM)—29.6%
BoolQ77.9%—

Multimodal Not comparable

Llama 2-7B: —, Mixtral 8x7B: —

Multimodal benchmarks
BenchmarkLlama 2-7BMixtral 8x7B
ScienceQA43.1%—

Multilingual Mixtral 8x7B leads

Llama 2-7B: 23.8 (#293), Mixtral 8x7B: 29.6 (#266)

Multilingual benchmarks
BenchmarkLlama 2-7BMixtral 8x7B
LMArena Non-English9731077
LMArena Chinese9731055
LMArena French9701166
LMArena German9781114
LMArena Russian9951090
LMArena Spanish10071111
LMArena Japanese—931
LMArena Korean—968

Instruction Following Too close to call

Llama 2-7B: 50.8 (#298), Mixtral 8x7B: 51.0 (#297)

Instruction Following benchmarks
BenchmarkLlama 2-7BMixtral 8x7B
LMArena Instruction Following10061109
IFEval—57.5%

Long Context Mixtral 8x7B leads

Llama 2-7B: 30.4 (#287), Mixtral 8x7B: 33.4 (#260)

Long Context benchmarks
BenchmarkLlama 2-7BMixtral 8x7B
LMArena Longer Query9991103

Writing & Preference Mixtral 8x7B leads

Llama 2-7B: 28.0 (#298), Mixtral 8x7B: 34.2 (#270)

Writing & Preference benchmarks
BenchmarkLlama 2-7BMixtral 8x7B
LMArena Text10531132
LMArena Creative Writing10331109
LMArena Multi-Turn10291115
WildBench—67.3%

Frequently asked questions

Is Llama 2-7B better than Mixtral 8x7B?

Llama 2-7B is the stronger model overall, scoring 29.1 to 27.1 on the Noometry Index.

Is Llama 2-7B or Mixtral 8x7B better for coding?

Mixtral 8x7B scores higher on coding benchmarks: 32.8 versus 29.2 in the Noometry coding category.

How many benchmarks do Llama 2-7B and Mixtral 8x7B share?

24 benchmarks have published results for both models. Llama 2-7B has 29 scored results on Noometry and Mixtral 8x7B has 38.

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