Compare Hitachi Deskstar® 7K500 500 GB SATA Hard Drive to Western Digital (13486840 320 GB SATA II Solid State Drive (SSD)

The Deskstar 7K500 sustains the leadership momentum with a 25 percent capacity increase over the previous generation and double the capacity in the same space as a 250GB drive. A 2TB (terabyte) system can now be achieved with just four standard form factor ATA drives. This capacity milestone enhances system reliability by reducing the number of drives needed to support the most demanding applications. The Deskstar 7K500 is the second generation Deskstar drive to enable the host system to optimize storage of data. This is achieved by Hitachi's “Smooth Stream” technology which gives the host control over the drive's error recovery process. This important ATA-7 Standards feature fine tunes the Deskstar to capture long audio or video data streams.The Streaming Feature Set has features that enable an AV system to maximize performance of the disk drive. Less

This is a 50-pack of hard drives. The 320GB WD Scorpio SATA Hard Drive delivers superior performance with lower power requirements than other, slower, notebook drives. This lower power consumption yields increased reliability. WD's exclusive WhisperDrive technology make the Scorpio quiet, despite its high spin speed. This drive also features ShockGuard technology, protecting the drive mechanics and platter surfaces from shocks, and DuraStep Ramp, which locks the heads in a secure position away from the disk to provide another layer of protection when the drive is not in use. Utilizing the most technologically advanced material available, the WD Scorpio can perform a minimum of 600,000 load/unload cycles without contamination - up to twice the performance of its competitors. And the Scorpio's rigid stainless steel top cover withstands more than 5 pounds of pressure - nearly 1.5 times the industry average - without pinching vital internal components. Less