Qwen/Qwen2-0.5B

📊 Model Parameters

Total Parameters 630,167,424
Context Length 131,072
Hidden Size 896
Layers 24
Attention Heads 14
KV Heads 2

💾 Memory Requirements

FP32 (Full) 2.35 GB
FP16 (Half) 1.17 GB
INT8 (Quantized) 601.0 MB
INT4 (Quantized) 300.5 MB

🔑 KV Cache (Inference)

Per Token (FP16) 12.29 KB
Max Context FP32 3.00 GB
Max Context FP16 1.50 GB
Max Context INT8 768.0 MB

⚙️ Model Configuration

Core Architecture

Vocabulary Size151,936
Hidden Size896
FFN Intermediate Size4,864
Number of Layers24
Attention Heads14
KV Heads2

Context & Position

Max Context Length131,072
Uses Sliding WindowNo
Sliding Window SizeNot set
Window Attention Layers24
RoPE Base Frequency1000000.0
RoPE ScalingNot set
Layer Attention Types[24 items]

Attention Configuration

Attention Dropout0%
Tied EmbeddingsYes

Activation & Normalization

Activation Functionsilu
RMSNorm Epsilon1e-06

Special Tokens

BOS Token ID151,643
Pad Token IDNot set
EOS Token ID151643

Data Type

Model Dtypebfloat16
Layer Types:
Attention
MLP/FFN
Normalization
Embedding