Hitachi expands its Travelstar Z-series with the new Z7K500, the industry’s first 7,200 RPM, 7mm z-height, One-Disk, 500GB mobile hard drive. The new drive is also the industry’s first 2.5-inch with SATA III 6Gbps interface and a 32MB cache. The 500GB per platter, one-disk models are designed as a direct replacement for standard 9.5mm HDDs, for use in notebook PCs, external storage and gaming consoles as well as new slimmer device designs. Thanks to the SATA 6Bbps inteface, 7200RPM spinning speed and 32MB cache, the thin Z7K500 delivers up to 33 percent more performance in