Lenovo Intel Xeon E5649 vs Lenovo Intel Xeon X5687

Key differences

The Lenovo Intel Xeon X5687 has 1.07 GHz more processor base frequency than the Lenovo Intel Xeon E5649 (3.6 GHz vs 2.53 GHz). The Lenovo Intel Xeon E5649 has 2 more processor cores than the Lenovo Intel Xeon X5687 (6 vs 4). The Lenovo Intel Xeon X5687 has 0.54 GT/s more system bus rate than the Lenovo Intel Xeon E5649 (6.4 GT/s vs 5.86 GT/s). Processor model: E5649 on the Lenovo Intel Xeon E5649, X5687 on the Lenovo Intel Xeon X5687.

• Processor model
  • Intel Xeon E5649:E5649
  • Intel Xeon X5687:X5687
• Processor base frequency
  • Intel Xeon E5649:2.53 GHz
  • Intel Xeon X5687:3.6 GHz
• Processor cores
  • Intel Xeon E5649:6
  • Intel Xeon X5687:4
• System bus rate
  • Intel Xeon E5649:5.86 GT/s
  • Intel Xeon X5687:6.4 GT/s
• Thermal Design Power (TDP)
  • Intel Xeon E5649:80 W
  • Intel Xeon X5687:130 W
• CPU multiplier (bus/core ratio)
  • Intel Xeon E5649:19
  • Intel Xeon X5687:27
• Maximum operating temperature
  • Intel Xeon E5649:76.2 °C
  • Intel Xeon X5687:80.4 °C