The ProLiant BL e-Class are the first power-efficient, ultra-dense edge server blades engineered for the enterprise and are part of the ProLiant BL line. The ProLiant BL e-Class server blade enclosure provides redundant (hot-plug) power and redundant (hot-plug) cooling to all installed BL10e server blades. Included with each ProLiant BL e-Class server blade enclosure is the ProLiant BL e-Class Integrated Administrator for remote, out-of-band management.The latest ProLiant BL10e server blade features a 900MHz Ultra-Low Voltage Intel Pentium III processor and a faster 5400-rpm 40GB UATA/100 2.5" hard drive. The ProLiant BL10e server blade remains the industry's most power-efficient server blade delivering the highest web serving transactions per Watt. Demonstrating hp's commitment to innovation and customer investment protection, the new ProLiant BL10e 900MHz server blades fit the same ProLiant BL e-Class enclosure along with the ProLiant BL10e 800MHz server blades.