The Blue Yeti can be a "noisy" mic that picks up a lot of background noise, especially if you don't have it in cardioid pattern and/or a properly treated recording environment. I'd double-check to make sure you have it in the correct pickup pattern, as well as adjusting the gain on the mic (and your computer) before replacing it. I use the Samson Q2U, which has been great for me, but here's a thread that has lots of recommended mics:
https://community.udemy.com/t5/Audio-and-video-solutions/Which-microphone-do-you-use/m-p/96024
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