Motherboard: Gigabyte GA-H61M-D1. Processor: Intel Core i5 3rd Gen 3.10 GHz. RAM: 4GB DDR3. HDD: 500 GB. Power Supply: Hi-Power 500 watt. Keyboard and Mouse: A4tech. Monitor: Esonic 17" LED. The monitor has a thin line, otherwise, the computer has no issues. You can test it as long as you like.