Disk-based archives are typically less than $3 a GB today after optimization. Primary storage, depending on your supplier, can be anywhere from $6 to $15 a gigabyte. Adding archive can free up as much as 80% of your primary storage right now, eliminating the need for not only this shelf purchase, but the next several as well. It also reduces power consumption and reduces costs throughout the data protection process. View our Webcast on Primary Storage Optimization to learn more.”]
Source: https://www.darkreading.com/database-security/the-cost-of-doing-nothing