IBM System z10 is a line of
IBM mainframes. The z10 Enterprise Class (EC) was announced on February 26, 2008. On October 21, 2008, IBM announced the z10 Business Class (BC), a scaled-down version of the z10 EC. The System z10 represents the first model family powered by the
z10 quad core processing engine. Its successors are the
zEnterprise System models introduced in 2010 and 2012.