Socket 8

The Socket 8 CPU socket was used exclusively with the Intel Pentium Pro and Pentium II Overdrive computer processors. Intel discontinued Socket 8 in favor of Slot 1 with the introduction of the Pentium II and Slot 2 with the release of the Pentium II Xeon in 1998.

Socket 8
TypeZIF
Chip form factorsCPGA
Contacts387
FSB protocolAGTL
FSB frequency60–66MHz
Voltage range3.1 or 3.3V
ProcessorsPentium Pro, Pentium II OverDrive
PredecessorSocket 7
SuccessorSlot 2
This article is part of the CPU socket series

Technical specifications

Socket 8 is a unique rectangular CPGA socket with 387 pins. It supports FSB speeds ranging from 60 to 66 MHz, a voltage from 3.1 or 3.3V, and support for the Pentium Pro and the Pentium II OverDrive CPUs. Socket 8 also has a unique pin arrangement pattern. One part of the socket has pins in a PGA grid, while the other part uses a SPGA grid.[1]

  • An engineering sample of the Pentium II Overdrive CPU showing the bottom of the unit.
    An engineering sample of the Pentium II Overdrive CPU showing the bottom of the unit.
  • Socket 8 to Slot 1 adapter
    Socket 8 to Slot 1 adapter

See also

References
  1. "Intel Socket 8 Specification". pcguide.com. Retrieved 2009-04-21.
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