The LS21 blade is a high-performance blade that delivers performance, density and availability.

- High-density modular blade server designed for use in the entire family of IBM BladeCenter® chassis
- Designed to take less time to install and fewer people to maintain, helping reduce IT infrastructure costs
- Provides a smooth transition to 64-bit applications without sacrificing the price/performance of the existing ecosystem
- Two dual-core processors matched with plenty of memory to handle the most demanding workloads