Update benchmark.md (#1158)

Added versions of ES, qdrant, and infinity

### What problem does this PR solve?

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### Type of change

- [x] Documentation Update

docs/references/benchmark.md

@@ -3,6 +3,23 @@ sidebar_position: 1
 slug: /benchmark
 ---
 # Benchmark
+This document compares the following key specifications of Elasticsearch, Qdrant, and Infinity:
+
+- QPS
+- Recall
+- Time to insert & build index
+- Time to import & build index
+- Disk usage
+- Peak memory usage
+
+## Versions
+|                   |    QPS    |
+| ----------------- | --------- |
+| **Elasticsearch** | v8.13.0   |
+| **Qdrant**        | v1.8.2    |
+| **Infinity**      | v0.1.0    |
+
+## Run Benchmark
 
 1. Install necessary dependencies. 
 
@@ -173,4 +190,4 @@ python remote_benchmark_knn.py -t 16 -r 1 -d gist_1m
 - **Dataset**: SIFT1M; **topk**: 100; **recall**: 97%+
 - **P99 QPS**: 15,688 (16 clients)
 - **P99 Latency**: 0.36 ms
-- **Memory usage**: 408 MB
+- **Memory usage**: 408 MB