The cheapest graphics card you can play it on is an NVIDIA GeForce 6100. To play GlassWire you will need a minimum CPU equivalent to an Intel Celeron. In terms of game file size, you will need at least 100 MB of free disk space available. GlassWire system requirements state that you will need at least 1 GB of RAM.
GlassWire will run on PC system with Windows 7, Windows 8, Windows 10 and upwards.