PostgreSQL 17 vs. MongoDB 8: Vector Embedding Search Speed Benchmarks for RAG

For RAG (Retrieval-Augmented Generation) workloads processing 12 million vector embedding queries daily, PostgreSQL 17’s optimized pgvector 0.6.0 extension delivers 2.3x lower p99 latency than MongoDB 8’s native vector search, at 1/5th the infrastruc...