I've got an EVGA RTX 2080 8GB graphics cards (no box). This GPU has been fully tested and works really well. No issues or damages seen whatsoever after testing. 
I tested this card in the following games with a Ryzen 5 5700X and 64GB of DDR4 RAM at 1080p: Battlefield V: 160 FPSApex Legends: 140 FPSGTA V: 175 FPSRed Dead Redemption 2: 125 FPSFortnite: 175 FPSTime Spy Score: 10,912Please feel free to reach out with any questions 😊