Seagate NAS HDD 4TB Review @ Techgage
 

The arena for NAS-targeted hard drives has just welcomed a second combatant: Seagate's "NAS HDD". Like WD's Red series, NAS HDD is designed to work well with RAID controllers, has improved vibration-reduction, and additional power profiles. Unlike WD's Red, NAS HDD has a 4TB model. Let's see how that one stands up.

http://techgage.com/article/seagate-nas-hdd-4tb-review/