The cheapest graphics card you can play it on is an NVIDIA GeForce 510. In terms of game file size, you will need at least 4 GB of free disk space available. Lightfield HYPER Edition system requirements state that you will need at least 4 GB of RAM. An Intel Core 2 Duo E8400 CPU is required at a minimum to run Lightfield HYPER Edition.
Lightfield HYPER Edition will run on PC system with Windows 7 and upwards.
Show Lightfield HYPER Edition system requirements on your site