pcie 4 0 ssd 6600mb s write speed

{"cid":"91224152","title":"Innogrit PCIe 4.0 SSD 7450MB\/s Read 6600MB\/s Write M.2 2280","imgUrl":"https:\/\/img.chinax.com\/nimg\/2e\/09\/8f841dd791982bd732494b235b14-200x200-1.jpg","attrs":{"Price":"$35-220","Brand Name":"LASTINGIN","Model Number":"i70","Minimum Order Quantity":"1","Delivery Time":"2-10 work days","Place of Origin":"Guangdong, China","Interface":"M.2 PCIe 4.0","Capacity":"512GB-4TB","Read Speed":"Up to 7450MB\/s","Write Speed":"Up to 6600MB\/s","Used for":"Laptop Desktop Server","OEM\/ODM":"Welcomed","Shell Material":"Metal & Plastic","Size":"80mm(L)x22mm(W)x2.4mm(H)","Place Of Origin":"Guangdong, China","Weight(including package)":"100G","Payment Terms":"L\/C,T\/T","Supply Ability":"1000+Piece+10 days"}}