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cpus directory

SLBF5 (Intel Xeon X5550)

Genral Information
TypeCPU / Microprocessor
FamilyIntel Xeon
Processor number X5550
Part numberAT80602000771AA
Frequency 2.667 GHz
Maximum Turbo frequency3.067 GHz
Bus speed 3.2 GHz
Package type1366-land FC-LGA8
Socket typeSocket 1366 (LGA1366)
Architecture /Other
Core steppingD0
Processor coreNehalem-EP
Manufacturing technology0.045 micron
The number of cores4
L2 cache size 1 MB
L3 cache size8 MB
FeaturesEM64T technology
Enhanced SpeedStep technology
Execute disable bit
Hyper-Threading technology
Turbo Boost technology
Virtualization technology (VT-d)
Virtualization technology (VT-x)
Core voltage 0.75V – 1.35V
Case temperature 75°C
Thermal Design Power 95 Watt

Details about SSpec SLBF5

  • This part has Enhanced Halt State enabled.
  • QuickPath Interconnect speed is 6.4 GT/s.
  • This part supports Turbo Boost Technology. Maximum performance increase in Turbo Boost mode is 266 MHz for 4 and 3 cores, and 400 MHz for 1 or 2 cores.
  • The part is discontinued. Last order date for OEM and boxed processors is September 28, 2012. Last shipment date for OEM processors is March 27, 2015.
  • The processor S-Spec supports DDR3-800, DDR3-1066 and DDR3-1333 memory.
  • The CPU supports ECC memory.

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