I can’t recommend this one enough from Uni. I was real nervous with whether my Dell would work well with the M1 mini and this cable got such great reviews, and it’s been absolutely flawless.
https://www.amazon.com/dp/B075V27G2R?ref=ppx_pop_mob_ap_share
It’s a Uni brand I bought from Amazon → https://www.amazon.com/DisplayPort-uni-Thunderbolt-Compatible-More-Gray/dp/B075V27G2R