Entity Framework (EF) Core, ... EF Core 2.1 reached 56% of raw ADO.NET performance on a Postgres database, ... There is an optimisation tailored for SQL Server when EF inserts multiple rows.

Entity Framework (EF) Core is a cross-platform, extensible, open-source object-database mapper for .NET. ... from SQL Server and SQLite to MySQL, PostgreSQL, and even Azure Cosmos DB.