You will need at least 3 GB of free disk space to install Oracle. To play Oracle you will need a minimum CPU equivalent to an Intel Core 2 Quad Q6600. Whereas, an Intel Core i3-3220 is recommended in order to run it. Oracle system requirements state that you will need at least 4 GB of RAM. If possible, make sure your have 8 GB of RAM in order to run Oracle to its full potential. The cheapest graphics card you can play it on is an NVIDIA GeForce GTX 660. Futhermore, an AMD Radeon RX 460 is recommended in order to run Oracle with the highest settings.
Oracle will run on PC system with Microsoft Windows 7 / 8 / 10 and upwards.