IBM 300 GB, 450 GB, and 600 GB 15,000 rpm 6 Gbps 3.5-inch hot-swap SAS HDDs These new 15,000 rpm HDDs provide 3.5-inch form factor options that can be used as hot-swap SAS drives. The new HDD offerings for the IBM System x family of 3.5-inch SAS HDDs are higher performing SAS options and provide a wider selection of choices to satisfy a range of applications. These new drives are positioned at the top of the IBM SAS HDD line based on increased performance. Key features and benefits include: - 15,000 rpm speed to optimize performance - Outstanding reliability that enables operation in RAID environments without compromising application performance or availability - A 3.5-inch wide, form factor that allows maximum installations in supported System x systems