New class of hard drive offer enhancements for high-end Mac and PC users WD has announced that it is now shipping WD VelociRaptor hard drives, the next generation of its 10,000 RPM SATA 'Raptor' series of drives. Designed with an enterprise-class foundation, the new WD VelociRaptor hard drive is modified specifically for PC and Mac enthusiasts and professional workstations. Destined to become the new high-performance favorite of these groups, the WD VelociRaptor hard drive comes packed with twice the capacity and a 35 percent performance increase over the previous generation.