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Private RAG Hardware Sizing: Embeddings, Reranker, Index

Size the retrieval half of a private RAG stack: embedding and reranker GPU memory and compute, vector index RAM per FAISS, Qdrant, pgvector and cuVS CAGRA.

October 28, 2026• 16 min read
rag hardware requirements gpuembedding model gpu throughput sizingreranker gpu cost