Get the OEM System Builder Pack Microsoft Win Pro 7 X64 Bit SP1 FQC-04649 with Key. This pack includes the Windows Pro 7 operating system compatible with Microsoft Windows Pro 7. The language is English and the format is OEM. The license category is Standard and the unit quantity is 1. Additionally, the minimum RAM requirement is 2GB with a minimum processor speed of 1.5 GHz. The minimum hard drive space required is 20 GB. The unit type is a unit, and the number of devices is 1. This software is ideal for users who want to upgrade their operating system without buying a new computer.