New PC or Upgrade?

So this is the performance of a cheap ssd, a sandisk:



This what you would expect from your average ssd:



This is the ramdisk I used when h.264 video stuttered if the cpu was underclocked and then played perfectly when the cpu was clocked normally:



Also just out of interest:

This is a mediocre M.2 NVME:



This is 2 ssds in raid stripe:



An average ramdisk:



Sorry about the multi posts, if someone could fix that for me I would be grateful, thx.