The latest version of Skype's Internet-calling software can host up to 10 users on a conference call, but only if your PC has a dual-core processor from Intel, Skype and Intel announced Wednesday.
Intel's Core Duo and Pentium D processors have been designated the mass conference-calling processor of choice for Skype 2.0, launched last month. The limit will remain at five callers for PCs using single-core chips and Advanced Micro Devices' dual-core Athlon 64 chip, which some tests have shown outperforms Intel's dual-core chip. More at News.com