The cheapest graphics card you can play it on is an NVIDIA GeForce 6100. An Intel Pentium 4 2.00GHz CPU is required at a minimum to run IQ Test. You will need at least 50 MB of free disk space to install IQ Test. IQ Test system requirements state that you will need at least 256 MB of RAM.
IQ Test will run on PC system with Win XP, 7, 8, 10 and upwards.