Dell Xeon E5640 vs HP Intel Xeon E5606

Key differences

The Dell Xeon E5640 has 0.53 GHz more processor base frequency than the HP Intel Xeon E5606 (2.66 GHz vs 2.13 GHz). The Dell Xeon E5640 has 4 more processor threads than the HP Intel Xeon E5606 (8 vs 4). The Dell Xeon E5640 has 1.06 GT/s more system bus rate than the HP Intel Xeon E5606 (5.86 GT/s vs 4.8 GT/s). Only the Dell Xeon E5640 has Intel® Hyper Threading Technology (Intel® HT Technology). Only the Dell Xeon E5640 has Intel® Turbo Boost Technology.

• Processor model
  • Xeon E5640:E5640
  • Intel Xeon E5606:E5606
• Processor base frequency
  • Xeon E5640:2.66 GHz
  • Intel Xeon E5606:2.13 GHz
• Processor threads
  • Xeon E5640:8
  • Intel Xeon E5606:4
• System bus rate
  • Xeon E5640:5.86 GT/s
  • Intel Xeon E5606:4.8 GT/s
• Processor cache
  • Xeon E5640:12 MB
  • Intel Xeon E5606:8 MB
• VID Voltage Range
  • Xeon E5640:0.75 - 1.35 V
  • Intel Xeon E5606:0.750 - 1.350 V
• Supported instruction sets
  • Xeon E5640:AES, SSE4.2
  • Intel Xeon E5606:SSE4.2
• Intel® Hyper Threading Technology (Intel® HT Technology)
  • Xeon E5640:Yes
  • Intel Xeon E5606:No