Product comparison · 2 pcs/workstations

Dell OptiPlex 790 DT vs Dell OptiPlex 790 MT

120specifications compared
29differ
91identical
8known for one product only

Key differences

The Dell OptiPlex 790 DT has 2 more processor cores than the Dell OptiPlex 790 MT (4 vs 2). The Dell OptiPlex 790 DT has 4 more processor threads than the Dell OptiPlex 790 MT (8 vs 4). The Dell OptiPlex 790 DT has 0.1 GHz more processor frequency than the Dell OptiPlex 790 MT (3.4 GHz vs 3.3 GHz). Only the Dell OptiPlex 790 DT has Intel Trusted Execution Technology. Only the Dell OptiPlex 790 DT has Intel Virtualization Technology for Directed I/O (VT-d).

Processor family
- OptiPlex 790 DT:Intel® Core™ i7
- OptiPlex 790 MT:Intel® Core™ i3
Processor generation
- OptiPlex 790 DT:2nd gen Intel® Core™ i7
- OptiPlex 790 MT:2nd gen Intel® Core™ i3
Processor model
- OptiPlex 790 DT:i7-2600
- OptiPlex 790 MT:i3-2120
Processor cores
- OptiPlex 790 DT:4
- OptiPlex 790 MT:2
Processor threads
- OptiPlex 790 DT:8
- OptiPlex 790 MT:4
Processor frequency
- OptiPlex 790 DT:3.4 GHz
- OptiPlex 790 MT:3.3 GHz
Processor cache
- OptiPlex 790 DT:8 MB
- OptiPlex 790 MT:3 MB
Thermal Design Power (TDP)
- OptiPlex 790 DT:95 W
- OptiPlex 790 MT:65 W

Side by side

Differences highlightedShow differences only

Comparison of OptiPlex 790 DT, OptiPlex 790 MT
128 specifications	A Dell OptiPlex 790 DT View product	B Dell OptiPlex 790 MT View product
Processor12 differ
Processor familyDiffers	Intel® Core™ i7	Intel® Core™ i3
Processor generationDiffers	2nd gen Intel® Core™ i7	2nd gen Intel® Core™ i3
Processor modelDiffers	i7-2600	i3-2120
Processor coresDiffers	4	2
Processor threadsDiffers	8	4
Processor boost frequencyKnown for one	3.8 GHz	Unknown — not stated by the source
Processor frequencyDiffers	3.4 GHz	3.3 GHz
Processor cacheDiffers	8 MB	3 MB
Processor seriesDiffers	Intel Core i7-2600 Desktop Series	Intel Core i3-2100 Desktop Series
Thermal Design Power (TDP)Differs	95 W	65 W
TcaseDiffers	72.6 °C	69.1 °C
CPU multiplier (bus/core ratio)Differs	34	33
SteppingKnown for one	D2	Unknown — not stated by the source
Memory types supported by processorDiffers	DDR3-SDRAM	DDR3 1066/1333
Memory clock speeds supported by processorKnown for one	1066,1333 MHz	Unknown — not stated by the source
Memory2 differ
Internal memoryDiffers	4 GB	2 GB
Memory layout (slots x size)Differs	2 x 2 GB	1 x 2 GB
Storage3 differ
Total storage capacityDiffers	500 GB	250 GB
Optical drive typeDiffers	DVD±RW	DVD-RW
HDD capacityDiffers	500 GB	250 GB
Graphics1 differ
On-board graphics card dynamic frequency (max)Differs	1350 MHz	1100 MHz
Ports & interfacesidentical
DisplayPorts quantityKnown for one	Unknown — not stated by the source	1
PS/2 ports quantityKnown for one	Unknown — not stated by the source	2
Serial ports quantityKnown for one	Unknown — not stated by the source	1
Design3 differ
Chassis typeDiffers	Desktop	Mini Tower
External drive baysDiffers	1 x 5.25"	2 x 5.25"
Internal drive baysDiffers	1 x 3.5"	2 x 3.5"
Processor special features5 differ
Intel Trusted Execution TechnologyDiffers	Yes	No
Intel Virtualization Technology for Directed I/O (VT-d)Differs	Yes	No
Intel® AES New Instructions (Intel® AES-NI)Differs	Yes	No
Processor ARK IDDiffers	52213	53426
Processor codeKnown for one	SR00B	Unknown — not stated by the source
Intel® Turbo Boost TechnologyDiffers	2.0	No
Weight & dimensions3 differ
WidthDiffers	40.2 mm	175 mm
DepthDiffers	161.4 mm	417 mm
HeightDiffers	141.7 mm	360 mm
WeightKnown for one	Unknown — not stated by the source	8.87 kg

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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