Dell 790 SF vs Dell OptiPlex 990 DT

Key differences

The Dell OptiPlex 990 DT has 2 more processor cores than the Dell 790 SF (4 vs 2). The Dell OptiPlex 990 DT has 0.2 GHz more processor frequency than the Dell 790 SF (3.3 GHz vs 3.1 GHz). The Dell OptiPlex 990 DT has 3 MB more processor cache than the Dell 790 SF (6 MB vs 3 MB). Only the Dell OptiPlex 990 DT has Intel Trusted Execution Technology. Only the Dell OptiPlex 990 DT has Intel Virtualization Technology for Directed I/O (VT-d).

• Processor family
  • 790 SF:Intel® Core™ i3
  • OptiPlex 990 DT:Intel® Core™ i5
• Processor generation
  • 790 SF:2nd gen Intel® Core™ i3
  • OptiPlex 990 DT:2nd gen Intel® Core™ i5
• Processor model
  • 790 SF:i3-2100
  • OptiPlex 990 DT:i5-2500
• Processor cores
  • 790 SF:2
  • OptiPlex 990 DT:4
• Processor frequency
  • 790 SF:3.1 GHz
  • OptiPlex 990 DT:3.3 GHz
• Processor cache
  • 790 SF:3 MB
  • OptiPlex 990 DT:6 MB
• Thermal Design Power (TDP)
  • 790 SF:35, 65
  • OptiPlex 990 DT:95 W
• Tcase
  • 790 SF:69.1 °C
  • OptiPlex 990 DT:72.6 °C