It looks like similar read speed as the 960's, but improved write speed and a better life-span. Or maybe the life of the 960 is just better than Samsung expected so they've made the warranty better for the 970's http://www.samsung.com/semiconductor/minisite/ssd/product/consumer/970pro/ https://arstechnica.com/gadgets/2018/04/samsung-announces-970-pro-and-evo-nvme-ssds/ https://www.extremetech.com/computing/268254-samsung-launches-new-970-evo-and-970-pro-ssds https://www.pcgamer.com/samsungs-flagship-970-pro-and-evo-nvme-solid-state-drives-are-built-for-speed/