Dell G5 gaming desktop, aka G5 5000 spec [URL] M.2 2230/2280 solid-state drive PCIe Gen3 x4 NVMe, up to 32 Gbps Up to 2 TB 970 Evo is NVMe and should work. according to user benchmark, the most popular ssd for this model is Kbg40zns256g [URL] [URL]
i was wondering what m.2 ssd  will i be able to put in my g5 because i had tried a Samsung 970 evo but it didn't work. 
dell g5 tower m.2 ssd