Homeworld Defense system requirements state that you will need at least 4 GB of RAM. In terms of game file size, you will need at least 2 GB of free disk space available. An Intel Core i3-530 CPU is required at a minimum to run Homeworld Defense. The cheapest graphics card you can play it on is an NVIDIA GeForce GT 645M.
Homeworld Defense will run on PC system with Microsoft Windows 7 x32 and upwards.
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