A:AnswerYes there are certain types of RAM and storage modules. Here is a link to the specifications of this computer. If you select the Motherboard Specifications link, you can view the upgrade information:
https://support.hp.com/us-en/document/c06707014
A:AnswerThis desktop has the Baker motherboard. Here are details: https://support.hp.com/us-en/product/hp-pavilion-gaming-desktop-pc-tg01-1000i/32480786/document/c06638240
A:AnswerHello. Thanks for your question. The HP Pavilion Gaming Desktop TG01-1020 has Realtek Wi-Fi 5 (1x1) and the Integrated 10/100/1000 Gigabit Ethernet LAN.