Socket S1
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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. Wikipedia
Processors: Athlon 64 X2; Turion 64 X2; Mobile Sempron; Turion 64 (MK series only)
FSB frequency: up to 800 MHz HyperTransport