An Intel Core i5-4590 CPU is required at a minimum to run Quar: Battle for Gate 18. Whereas, an Intel Core 2 Duo E8400 is recommended in order to run it. In terms of game file size, you will need at least 4 GB of free disk space available. Quar: Battle for Gate 18 system requirements state that you will need at least 4 GB of RAM. Additionally, the game developers recommend somewhere around 8 GB of RAM in your system. The cheapest graphics card you can play it on is an AMD Radeon R9 390. But, according to the developers the recommended graphics card is an AMD Radeon R9 390X.
Quar: Battle for Gate 18 will run on PC system with Windows 8 and upwards.
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