You don't need two PC's to stream to be a successful streamer, but it does have 2 big advantages:
Juan 'CaMiLLs' Camilla was born on July 11, 1992. He is an American Fortnite player who previously played for Team SoloMid. He is currently a Twitch Streamer.
For gaming, CaMiLLs uses a Intel Core i7-7800X CPU with a MSI GeForce GTX 1080 GPU. He uses a ASUS TUF X299 Mark 2 motherboard. CaMiLLs uses ADATA XGP Z1 32GB memory and a WD Black 500GB SSD for storage.