Fujitsu Xeon DP Quad Core X5550 2.66 GHz vs Lenovo Xeon E5520

Key differences

The Fujitsu Xeon DP Quad Core X5550 2.66 GHz has 0.4 GHz more processor base frequency than the Lenovo Xeon E5520 (2.66 GHz vs 2.26 GHz). The Fujitsu Xeon DP Quad Core X5550 2.66 GHz has 267 MHz more processor front side bus than the Lenovo Xeon E5520 (1333 MHz vs 1066 MHz). Processor model: X5550 on the Fujitsu Xeon DP Quad Core X5550 2.66 GHz, E5520 on the Lenovo Xeon E5520. Processor socket: LGA 771 (Socket J) on the Fujitsu Xeon DP Quad Core X5550 2.66 GHz, Socket B (LGA 1366) on the Lenovo Xeon E5520.

• Processor model
  • Xeon DP Quad Core X5550 2.66 GHz:X5550
  • Xeon E5520:E5520
• Processor base frequency
  • Xeon DP Quad Core X5550 2.66 GHz:2.66 GHz
  • Xeon E5520:2.26 GHz
• Processor socket
  • Xeon DP Quad Core X5550 2.66 GHz:LGA 771 (Socket J)
  • Xeon E5520:Socket B (LGA 1366)
• Processor front side bus
  • Xeon DP Quad Core X5550 2.66 GHz:1333 MHz
  • Xeon E5520:1066 MHz