The movement of the hard drive's read/write heads over different areas of the disk when accessing fragmented files is slower, compared to accessing the entire contents of a non-fragmented file sequentially without moving the read/write heads to seek other fragments.
The dorsal fins are small and at the base of the tail. The largest mantas can reach 1,350 kg (2,980 lb). In both species the width is approximately 2.2 times the length of the body; M. birostris reaches at least 7 m (23 ft) in width while M. alfredi reaches about 5.5 m (18 ft).
One of the most impressive bezel reductions Iâve personally experienced is with the Moto X. Despite the 4.7-inch display, the Moto Xâs physical footprint isnât much larger than that of the iPhone 5. Itâs 129.3mm tall, 65.3mm wide, and 10.4mm thick.