Sequential Read/Write performance reaching up to 560/530 MB/s provides best in class performance via the SATA interface. Accelerated read performance up to 13% faster than 860 QVO for added benefits for everyday computing. 870 QVO provides adequate amount of TBW for daily use, equivalent to 3 bit MLC SSDs and offers up to 1,440 TBW assured endurance. Expanded capacity up to 4TB for client SSD in 2.5” 7mm form factor.