HP Intel Xeon E5540 vs HP Intel Xeon W5580

Key differences

The HP Intel Xeon W5580 has 0.67 GHz more processor base frequency than the HP Intel Xeon E5540 (3.2 GHz vs 2.53 GHz). The HP Intel Xeon W5580 has 0.54 GT/s more system bus rate than the HP Intel Xeon E5540 (6.4 GT/s vs 5.86 GT/s). The HP Intel Xeon W5580 has 0.66 GHz more processor boost frequency than the HP Intel Xeon E5540 (3.46 GHz vs 2.8 GHz). Processor model: E5540 on the HP Intel Xeon E5540, W5580 on the HP Intel Xeon W5580. Memory clock speeds supported by processor: 800,1066 MHz on the HP Intel Xeon E5540, 800,1066,1333 MHz on the HP Intel Xeon W5580.

• Processor model
  • Intel Xeon E5540:E5540
  • Intel Xeon W5580:W5580
• Processor base frequency
  • Intel Xeon E5540:2.53 GHz
  • Intel Xeon W5580:3.2 GHz
• System bus rate
  • Intel Xeon E5540:5.86 GT/s
  • Intel Xeon W5580:6.4 GT/s
• Processor boost frequency
  • Intel Xeon E5540:2.8 GHz
  • Intel Xeon W5580:3.46 GHz
• Thermal Design Power (TDP)
  • Intel Xeon E5540:80 W
  • Intel Xeon W5580:130 W
• VID Voltage Range
  • Intel Xeon E5540:0.75 - 1.35 V
  • Intel Xeon W5580:0.72 - 1.35 V
• Memory bandwidth supported by processor (max)
  • Intel Xeon E5540:25.6 GB/s
  • Intel Xeon W5580:32 GB/s
• Memory clock speeds supported by processor
  • Intel Xeon E5540:800,1066 MHz
  • Intel Xeon W5580:800,1066,1333 MHz