 "Seagate Barracuda ST4000DM004 - hard drive 4 TB SATA 6Gb/s" " Seagate 6Gb/s Internal Desktop Hard Drives CDW.com
"Get the most out of your storage with BarraCuda hard drives. From computers full of photos and memories to gaming PCs that need more room to play, BarraCuda grows with you." 
 "Seagate Desktop SSHD 4 TB Internal SSHD" " Seagate - ST4000DX001 Hard Drives CDWG.com
"Get the speed and kick of an integrated solid state drive (SSD) with the massive capacity of a desktop hard drive - all at a surprisingly low price!" 