Why most members here just giving you simple advice? That's because will not be enough one pages to guide you.
Find the information you need, basic knowledge, technical knowledge, and troubleshooting. A tons information on this forum and out there to be your reference. If you have some trouble with your first rig, come back here, and gladly the members here will help you.
People can give only simple advice no one will give in-depth knowledge. you have to do more research and learn by yourself.
Second's GUP's how it will perform I don't have any idea but you can try if you get all equipment at a cheap rate and it required more electricity you have to take care of this.
if you find any issues in software or hardware just post your query people can answer your queries.