Dell 990 MT vs Dell OptiPlex 990 DT

Key differences

The Dell OptiPlex 990 DT has 2 more processor cores than the Dell 990 MT (4 vs 2). The Dell OptiPlex 990 DT has 0.2 GHz more processor frequency than the Dell 990 MT (3.3 GHz vs 3.1 GHz). The Dell OptiPlex 990 DT has 3 MB more processor cache than the Dell 990 MT (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
  • 990 MT:Intel® Core™ i3
  • OptiPlex 990 DT:Intel® Core™ i5
• Processor generation
  • 990 MT:2nd gen Intel® Core™ i3
  • OptiPlex 990 DT:2nd gen Intel® Core™ i5
• Processor model
  • 990 MT:i3-2100
  • OptiPlex 990 DT:i5-2500
• Processor cores
  • 990 MT:2
  • OptiPlex 990 DT:4
• Processor frequency
  • 990 MT:3.1 GHz
  • OptiPlex 990 DT:3.3 GHz
• Processor cache
  • 990 MT:3 MB
  • OptiPlex 990 DT:6 MB
• Thermal Design Power (TDP)
  • 990 MT:35, 65
  • OptiPlex 990 DT:95 W
• Tcase
  • 990 MT:69.1 °C
  • OptiPlex 990 DT:72.6 °C