inflation rates
2013 1.5% $399
2014 0.8% $404
2015 0.7% $408
2016 2.1% $416
2017 2.1% $425
2018 2.5% $439
2019
2020

ps5
2020-late , $499（$599）
cpu…zen2-custom-8c/16t
gpu…navi12-custom-20cu-15tflops
ram…gddr6-24gb
tsmc-7nm , 4k+hdr+60fps
discless+hdd-1tb（ssd-1tb）

<zen2-16c/32t>
<navi12-40cu-30tflops>