page_title: Socket S1
section_title: Technical specifications
hierarchical_section_title: Socket S1 / Technical specifications
caption_attribution_description: Athlon II P320
context_page_description: Socket S1 is the CPU socket type used by AMD for their Turion 64, Athlon 64 Mobile, Phenom II Mobile and later Sempron processors, which debuted with the dual-core Turion 64 X2 CPUs on May 17, 2006.
context_section_description: Socket S1 is a 638 pin, low profile, ZIF, 1.27mm pitch socket. It replaces the existing Socket 754 in the mobile computing segment (e.g. laptops).
  Socket S1 CPUs can include support for dual-channel DDR2 SDRAM, dual-core mobile CPUs, and virtualization technology, and compete with the mobile Intel Core 2 processor series.
caption: AMD Athlon II P320 with Socket S1
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