HP A6961-69207 - Processor extender board - Has two processor sockets on one side and two on the other side Retail
HP D4842-69001 - Processor board - Has two processor sockets, two VRM sockets, and four DIMM sockets - Processor Board (Small Horizontal Board) - Has Two Processor IC Sockets, Two VRM Sockets, and Four DIMM Sockets Retail
HP D4256-69001 - Processor board - Has two processor sockets and four DIMM sockets - Processor Board (Small Horizontal Board) - Has Two Processor IC Sockets and Four DIMM Sockets Retail
HP D5017-69001 - Processor board - Has two Pentium II processor sockets, two VRM sockets, and four DIMM sockets - Processor Board - Has Two Pentium II Processor IC Sockets, Two VRM Sockets, and Four DIMM Sockets Retail