500GB SATA-II 2.5″ 9.5mm 5400RPM 3Gb/s HDD (ST9500325ASG)

The 500-GB Seagate® Momentus® 5400.6 drive offers the best combination of performance, capacity, mobility and durability in a laptop hard drive to meet the demanding requirements of today’s notebook multimedia usage models. Able to withstand up to 1000 Gs of shock and offered with G-Force Protection™ drop sensor technology, this highly reliable 2.5-inch drive is perfect for notebook or external storage applications.