Seagate Guardian Series of hard drives have each Guardian drive purpose-built for a specific application. Here is a quick summary of what each Guardian drive is optimized for ( and Exos drive comparison too which is Enterprise grade)

 

Guardian Application Description
Seagate Exos Servers, Enterprise applications, Data Center Exos Drives are Enterprise drives, available with 5 years limited warranty and available in SATA and SAS interface.
Seagate Ironwolf/Ironwolf Pro Network Attached storage Ironwolf and Ironwolf pro are Designed for Network Attached Storage. Ironwolf Pro have 5 years limited warrnaty ( in contrast to 3 years of Ironwolf) and also offer 2 years of Rescue ( Data Recovery ) services.
Seagate Skyhawk/Skyhawk AI Surveilalnce, Video, Smart Video Analytics Skyhawk is available upto 8TB. From 10TB onwards there are only Skyhawk AI drives, optimized for extra streams of video reads, required for smart analytics.
Seagate Firecuda Gaming, performance A Hybrid 2.5" HDD+ SSD that's optimized for performance. Popular with Gamers.
Seagade Barracuda Everyday Desktop Barracuda Drives are for Everyday Computing in workstations and Desktops