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Hunyuan Standard

Active Parameters

52B

Context Length

30K

Modality

Text

Architecture

Mixture of Experts

KV Cache Rate

160 KB/tok

License

Tencent Hunyuan Community License Agreement

Release Date

10 Jun 2024

Knowledge Cutoff

-

API Pricing (per 1M)

Self-hosted only

Hardware Sizing

Precision

Context

Workload Memory: 825.18 GB

FP16 · 8K context

Base Weights: 821.43 GB

KV Cache: 1.25 GB

Runtime & Graphs: 2.50 GB

Minimum Required Hardware

8x NVIDIA H200 141GB

825.2 / 1015.2 GB usable · TP 8

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Architecture Diagram

Input TokensToken EmbeddingPosition: AbsoluteHidden: 6.4k · Context: 30Kx 64 layersNormPre-AttentionMulti-Head Attention80Q / 8KV headsHead dim: 80+NormPre-FFNSparse MoE FFN (2/17 experts)SwiGLU+Final NormOutput Logits

Evaluation Benchmarks

Rank

#174

BenchmarkScoreRank

General Text

Text Arena

1311

164

Rankings

Overall Rank

#174

Coding Rank

-

About Hunyuan Standard

Hunyuan-Large (MoE-A52B) is Tencent's open-source 389B Mixture-of-Experts model activating 52B parameters for advanced bilingual reasoning and text generation. It incorporates Cross-Layer Attention and Grouped-Query Attention across a 256K context window.

Technical Specifications

Attention

Attention Structure

Multi-Head Attention

Attention Heads

80

Key-Value Heads

8

Position Embedding

Absolute Position Embedding

Activation Function

SwigLU

Dimensions

Hidden Dimension Size

6,400

Number of Layers

64

Mixture of Experts

Total Expert Parameters

389.0B

Number of Experts

17

Active Experts

2