Edge 2026
Vector Databases & Dense Retrieval Pure Edge Computation

Embedding Vector Storage & HNSW RAM Sizing Calculator

Calculates memory, index overhead, and disk requirements for Qdrant, Milvus, pgvector, and Cloudflare Vectorize.

Formula: Raw Bytes = N * D * Precision; HNSW Overhead = N * (2 * M * 8 + 32); Total RAM = (Raw + HNSW) * 1.25

Model Parameters

vectors
dims
bytes/dim
links
depth

Outputs & Underwriting Summary

Calculation Status
STORAGE DIMENSIONED
Verified Model
Raw Vector Footprint
28.61 GB
Graph Index Overhead: 1.34 GB
Total HNSW RAM Required
37.44 GB
NVMe Disk Footprint: 59.9 GB
A corpus of 5,000,000 embeddings (1536d) requires 28.61 GB raw storage. HNSW indexing (M=16) adds 1.34 GB graph structure, demanding 37.44 GB RAM and 59.9 GB NVMe storage.