6TB Seagate Seagate 7200 Exos 7E8 (ST6000NM021A) {SATA 6Gb/s, 7200 rpm, 256mb buffer, 3.5″}

1TB Seagate Enterprise Capacity 3.5 HDD (ST1000NM0008) {SATA 6Gb/s, 7200 rpm, 128mb buffer, 3.5″}