HP Intel Core 2 Quad Q9550 vs Lenovo Intel Xeon Processor E5520

Key differences

The HP Intel Core 2 Quad Q9550 has 0.57 GHz more processor base frequency than the Lenovo Intel Xeon Processor E5520 (2.83 GHz vs 2.26 GHz). The HP Intel Core 2 Quad Q9550 has 4 MB more processor cache than the Lenovo Intel Xeon Processor E5520 (12 MB vs 8 MB). The HP Intel Core 2 Quad Q9550 has 267 MHz more processor front side bus than the Lenovo Intel Xeon Processor E5520 (1333 MHz vs 1066 MHz). Processor family: Intel® Core™2 Quad on the HP Intel Core 2 Quad Q9550, Intel® Xeon® 5000 Sequence on the Lenovo Intel Xeon Processor E5520. Processor model: Q9550 on the HP Intel Core 2 Quad Q9550, E5520 on the Lenovo Intel Xeon Processor E5520.

• Processor family
  • Intel Core 2 Quad Q9550:Intel® Core™2 Quad
  • Intel Xeon Processor E5520:Intel® Xeon® 5000 Sequence
• Processor model
  • Intel Core 2 Quad Q9550:Q9550
  • Intel Xeon Processor E5520:E5520
• Processor base frequency
  • Intel Core 2 Quad Q9550:2.83 GHz
  • Intel Xeon Processor E5520:2.26 GHz
• Processor socket
  • Intel Core 2 Quad Q9550:LGA 775 (Socket T)
  • Intel Xeon Processor E5520:Socket B (LGA 1366)
• Processor cache
  • Intel Core 2 Quad Q9550:12 MB
  • Intel Xeon Processor E5520:8 MB
• Processor cache type
  • Intel Core 2 Quad Q9550:L2
  • Intel Xeon Processor E5520:L3
• Processor front side bus
  • Intel Core 2 Quad Q9550:1333 MHz
  • Intel Xeon Processor E5520:1066 MHz
• Thermal Design Power (TDP)
  • Intel Core 2 Quad Q9550:95 W
  • Intel Xeon Processor E5520:80 W