I bought this graphics card off eBay, it's supposed to be an "AMD Powercolor red dragon Rx 570" and I'm worried it's fake, the fans don't have the logo on them but
Power Color Red Dragon RX 570 4GB bios | TechPowerUp Forums
Refurbished: PowerColor Red Dragon Radeon RX 570 8GB GDDR5 2048 Units up to 1250MHz with boost 1750MHz(7.0 Gbps) 256-bit Video Cards - Newegg.com
PowerColor Red Dragon Radeon RX 570 Bundle 2 Items: AXRX 570 4GBD5-3DHD/OC and Riser for Etheruem Zcash Cryptocurrency Mining - Walmart.com
Unboxing & Overview: PowerColor Red Dragon Radeon RX 570 GPU Graphics Card for gaming - YouTube
PowerColor Red Dragon Radeon™ RX 570 8GB GDDR5 - PowerColor
PowerColor Red Dragon Radeon RX 570 8GB GDDR5 - YouTube