Product comparison · 2 pcs/workstations

Dell OptiPlex 790 MT vs Dell OptiPlex 790 SFF

117specifications compared
30differ
87identical
13known for one product only

Key differences

The Dell OptiPlex 790 SFF has 2 more processor cores than the Dell OptiPlex 790 MT (4 vs 2). The Dell OptiPlex 790 SFF has 4 more processor threads than the Dell OptiPlex 790 MT (8 vs 4). The Dell OptiPlex 790 SFF 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 MT has card reader integrated. Only the Dell OptiPlex 790 SFF has Intel Trusted Execution Technology.

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

Side by side

Differences highlightedShow differences only

Comparison of OptiPlex 790 MT, OptiPlex 790 SFF
130 specifications	A Dell OptiPlex 790 MT View product	B Dell OptiPlex 790 SFF View product
Processor12 differ
Processor familyDiffers	Intel® Core™ i3	Intel® Core™ i7
Processor generationDiffers	2nd gen Intel® Core™ i3	2nd gen Intel® Core™ i7
Processor modelDiffers	i3-2120	i7-2600
Processor coresDiffers	2	4
Processor threadsDiffers	4	8
Processor frequencyDiffers	3.3 GHz	3.4 GHz
Processor cacheDiffers	3 MB	8 MB
Processor seriesDiffers	Intel Core i3-2100 Desktop Series	Intel Core i7-2600 Desktop Series
Thermal Design Power (TDP)Differs	65 W	95 W
TcaseDiffers	69.1 °C	72.6 °C
CPU multiplier (bus/core ratio)Differs	33	34
Memory types supported by processorDiffers	DDR3 1066/1333	DDR3-SDRAM
Processor boost frequencyKnown for one	Unknown — not stated by the source	3.8 GHz
SteppingKnown for one	Unknown — not stated by the source	D2
Memory clock speeds supported by processorKnown for one	Unknown — not stated by the source	1066,1333 MHz
Memory2 differ
Internal memoryDiffers	2 GB	4 GB
Memory layout (slots x size)Differs	1 x 2 GB	2 x 2 GB
Storage3 differ
Total storage capacityDiffers	250 GB	500 GB
HDD capacityDiffers	250 GB	500 GB
Card reader integratedDiffers	Yes	No
Graphics1 differ
On-board graphics card dynamic frequency (max)Differs	1100 MHz	1350 MHz
Ports & interfaces1 differ
USB 2.0 ports quantityDiffers	10	7
DisplayPorts quantityKnown for one	1	Unknown — not stated by the source
PS/2 ports quantityKnown for one	2	Unknown — not stated by the source
Serial ports quantityKnown for one	1	Unknown — not stated by the source
HDMI ports quantityKnown for one	Unknown — not stated by the source	0
Firewire (IEEE 1394) portsKnown for one	Unknown — not stated by the source	0
Expansion slotsidentical
PCI Express x1 slotsKnown for one	1	Unknown — not stated by the source
PCI slotsKnown for one	1	Unknown — not stated by the source
Power1 differ
Power supplyDiffers	250 W	240 W
Design1 differ
Chassis typeDiffers	Mini Tower	SFF
External drive baysKnown for one	2 x 5.25"	Unknown — not stated by the source
Internal drive baysKnown for one	2 x 3.5"	Unknown — not stated by the source
Processor special features5 differ
Intel Trusted Execution TechnologyDiffers	No	Yes
Intel Virtualization Technology for Directed I/O (VT-d)Differs	No	Yes
Intel® AES New Instructions (Intel® AES-NI)Differs	No	Yes
Processor ARK IDDiffers	53426	52213
Intel® Turbo Boost TechnologyDiffers	No	2.0
Processor codeKnown for one	Unknown — not stated by the source	SR00B
Weight & dimensions4 differ
WidthDiffers	175 mm	36.5 mm
DepthDiffers	417 mm	122 mm
HeightDiffers	360 mm	114.2 mm
WeightDiffers	8.87 kg	5.7 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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