WD VelociRaptor 3.5-inch 300GB Serial ATA II Internal Hard Drive WD 3000HLFS Optical drive_No - Four expansion slots for

- Four expansion slots for more flexible usage - two x16 and two x8 connectors

Transcend's JetDrive 855 features a 10Gb/s Thunderbolt interface

high gain antennas and high quality material

and helping you realize agility and stability

This results in higher recording quality

WD VelociRaptor 3.5-inch 300GB Serial ATA II Internal Hard Drive WD 3000HLFS Optical drive_No - Four expansion slots forWD VelociRaptor 3. 5 inch 300GB Serial ATA II Internal Hard Drive WD 3000HLFS Key FeaturesKiller speed Built on the performance bloodlines of WD Raptor, these 10,000 RPM drives, with SATA 3 Gb s interface, and 16 MB cache deliver mind bending performance. Not only are they 35% faster than the previous generation WD Raptor drives, but they also beat out all other competitors in the field. Rock solid reliability Designed and manufactured to mission