WD WD6400BPVT-00HXZT3 (771820-000 03P) DCM:HBOTJBN 640gb 2,5" PCB Sata

Cap: 640gb. Board number on label:771820-000 03P. Board number on PCB: 2060-771820-000 REV P1. Motor Combo Chip: A21A5AA.

eBay