Glad to hear that. This is my first used parts buy, usually I always buy new to avoid hassles, lol.That's normal. Nothing to worry about. Your GPU model is having 1455 MHz as the default factory BOOST clock, but the video card will still boost as much as it can, depending on the thermals/load though.
https://www.techpowerup.com/gpu-specs/asus-expedition-gtx-1050-ti-oc.b4265