The current version of Elasticsearch used in this benchmark is version 8.7.0. While there are many enhancements to functionality in more modern versions, there are specific improvements to low-level performance of vector comparison operations that greatly affect the performance of vector search - namely the use of SIMD to optimise the vector ops.
The current version of Elasticsearch used in this benchmark is version 8.7.0. While there are many enhancements to functionality in more modern versions, there are specific improvements to low-level performance of vector comparison operations that greatly affect the performance of vector search - namely the use of SIMD to optimise the vector ops.