1. A server with at least 1GB of RAM
2. A server with a PHP 5.
3 or later version
3. A server with a MySQL 5.1 or later version.
The correct server requirements for Joomla are 1GB of RAM and a PHP 5.3 or later version.
Database: MySQL 5.1
Web Server: Apache 2.x
Database: MySQL 5.5+ or MariaDB 10.x
Web Server: Apache 2.4+