What is the difference between the Samsung EVO and the Pro version? Is the EVO a performance boost over the Pro? Is it worth buying as a replacement for an older SSD? -
![Amazon.com: Samsung 860 QVO SSD 4TB - 2.5 Inch SATA 3 Internal Solid State Drive with V-NAND Technology (MZ-76Q4T0B/AM), Gray : Electronics Amazon.com: Samsung 860 QVO SSD 4TB - 2.5 Inch SATA 3 Internal Solid State Drive with V-NAND Technology (MZ-76Q4T0B/AM), Gray : Electronics](https://m.media-amazon.com/images/I/81eFyEKcxsL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Samsung 860 QVO SSD 4TB - 2.5 Inch SATA 3 Internal Solid State Drive with V-NAND Technology (MZ-76Q4T0B/AM), Gray : Electronics
![SAMSUNG 870 QVO SATA III 2.5” SSD 1TB 2TB 4TB Internal Solid State Hard Drive Upgrade Desktop PC or Laptop Memory Storage Disk - AliExpress SAMSUNG 870 QVO SATA III 2.5” SSD 1TB 2TB 4TB Internal Solid State Hard Drive Upgrade Desktop PC or Laptop Memory Storage Disk - AliExpress](https://ae01.alicdn.com/kf/S57dd366429584ce8b257c4fd1491ba1ct/SAMSUNG-870-QVO-SATA-III-2-5-SSD-1TB-2TB-4TB-Internal-Solid-State-Hard-Drive.jpg)