axlrose :
Read the article. Still not sure which to get. Opinions simply on the m.2 vs PCI express placement? I've never owned either. Haven't purchased storage since my ssd.
As with many which is better requests, this one is one that can't be quantified. Unless you run both on identical systems right next to each other and you're benchmarking them, you won't notice a difference in day to day performance. Both options are good. In a year, yes, there will be better things out, this is after all, computing we're talking about, things get faster every year. There will always be a just around the corner. Close your eyes, pick one and be happy. I love my Sammy, but mostly because it's a Samsung, not because it's particularly faster...