The cheapest graphics card you can play it on is an AMD Radeon X1550. But, according to the developers the recommended graphics card is an NVIDIA GeForce 8600 GT. To play AION MMO you will need a minimum CPU equivalent to an AMD Sempron 2800+. However, the developers recommend a CPU greater or equal to an Intel Core 2 Duo E4700 to play the game. In terms of game file size, you will need at least 30 GB of free disk space available. The minimum memory requirement for AION MMO is 1 GB of RAM installed in your computer. Additionally, the game developers recommend somewhere around 2 GB of RAM in your system.
AION MMO will run on PC system with Windows Vista, 7 and upwards.