speculative-decoding

vLLM vs SGLang Inference Engine Comparison: Optimizing LLM VRAM & Latency with Speculative Decoding & Chunked Prefill

Published Jul 30, 2026

Compare memory and throughput performance between vLLM and SGLang, and learn how to apply Chunked Prefill and Speculative Decoding for optimal LLM VRAM and latency reduction.

ai vllm sglang llm-serving speculative-decoding vram-optimization

speculative-decoding

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vLLM vs SGLang Inference Engine Comparison: Optimizing LLM VRAM & Latency with Speculative Decoding & Chunked Prefill