The Samsung 870 QVO in its 2.5 SATA 6 guise has been around for a while. It is not a replacement for the 860 series but a new Gen 2 design. It now has an 8TB model.
In fact, there are a few Samsung SSD 2/5 SATA 3/6 for 3/6Gbps models. Note specs are for the largest capacity.
|EVO||250/500GB1/2/4TB||3bit MLC38% faster than860 EVO 560/530MBps||4GB (4TB)2GB (2TB)1GB (1TB)512MB (250/500GB)||MKX||5-years or2,400TBW (4TB)1,200TBW (2TB)600TBW (1TB)300TBW (500GB)150TBW…|