- Optimize for Intel Pentium 4 and older Nocona/Dempsey Xeon CPUs
- with Intel Extended Memory 64 Technology(EM64T). For details see
- <http://www.intel.com/technology/64bitextensions/>.
+ Optimize for Intel Pentium 4, Pentium D and older Nocona/Dempsey
+ Xeon CPUs with Intel 64bit which is compatible with x86-64.