In 2004:

• May 7: Intel acknowledges they've reached a "thermal wall" on their microprocessors; new emphasis on multi-core.
• May 7: Intel cancels Tejas and Jayhawk.
• May 24: AMD announces the Geode NX family of performance embedded processors based on the Thoroughbred core
• July 15: Embedded C first technical report (ISO/IEC TR 18037:2004) is published.
• July 28: AMD introduces the Sempron family.
• September 13: Cavium announces their first completely in-home designed cnMIPS microarchitecture. A first implementation of the MIPS64 Revision 2 ISA.
• September 13: Cavium announces the OCTEON family of multi-core network processors.