For sale is a Pair of intel Xeon X5687 CPUs that came out of working workstation PC. 
CPUs have been fully tested in dual socket motherboard with triple channel memory configuration and passed Intel diagnostic test. CPUs will be packed well into anti-static bag and a small box. See pictures for details.

I have few pairs available if needed.

Specs below:
MANUFACTURER: INTEL
PART NUMBER: SLBVY
CPU SERIES: INTEL XEON 5600 SERIES
CPU FREQUENCY: 3.6GHZ
CPU MAX TURBO FREQUENCY: 3.86GHZ
MULTI-CORE: QUAD-CORE
THREADS: 8
SMART CACHE: 12MB
TRANSFER RATE: 6.4 GT/S QPI
LITHOGRAPHY: 32 NM
THERMAL DESIGN POWER: 130W
VID VOLTAGE RANGE: 0.750V-1.350V
SOCKETS SUPPORTED: FCLGA1366

USA Shipping ONLY.

Questions welcome.