The SPARC64 VI, code-named Olympus-C, is a microprocessor, developed by Fujitsu. It implements the SPARC V9 instruction set architecture (ISA) and is compliant with the Joint Programming Specification (JSP1) developed by Fujitsu and Sun. It is used by Fujitsu and Sun Microsystems in their SPARC Enterprise M-class servers. The SPARC64 VI was succeeded by the SPARC64 VII (previously called the SPARC64 VI+) in July 2008.