Product comparison · 2 pcs/workstations

Dell OP780MT-K311 PC Intel® Core™2 Duo E7500 vs Dell OptiPlex 980 MT

102specifications compared
43differ
59identical
40known for one product only

Key differences

The Dell OptiPlex 980 MT has 2 more processor threads than the Dell OP780MT-K311 PC Intel® Core™2 Duo E7500 (4 vs 2). The Dell OptiPlex 980 MT has 0.27 GHz more processor frequency than the Dell OP780MT-K311 PC Intel® Core™2 Duo E7500 (3.2 GHz vs 2.93 GHz). The Dell OptiPlex 980 MT has 1 MB more processor cache than the Dell OP780MT-K311 PC Intel® Core™2 Duo E7500 (4 MB vs 3 MB). Only the Dell OptiPlex 980 MT has Intel Dual Display Capable Technology. Only the Dell OptiPlex 980 MT has Intel FDI Technology.

Processor family
- OP780MT-K311 PC Intel® Core™2 Duo E7500:Intel® Core™2 Duo
- OptiPlex 980 MT:Intel® Core™ i5
Processor model
- OP780MT-K311 PC Intel® Core™2 Duo E7500:E7500
- OptiPlex 980 MT:i5-650
Processor threads
- OP780MT-K311 PC Intel® Core™2 Duo E7500:2
- OptiPlex 980 MT:4
Processor frequency
- OP780MT-K311 PC Intel® Core™2 Duo E7500:2.93 GHz
- OptiPlex 980 MT:3.2 GHz
Processor cache
- OP780MT-K311 PC Intel® Core™2 Duo E7500:3 MB
- OptiPlex 980 MT:4 MB
Processor cache type
- OP780MT-K311 PC Intel® Core™2 Duo E7500:L2
- OptiPlex 980 MT:Smart Cache
Bus type
- OP780MT-K311 PC Intel® Core™2 Duo E7500:FSB
- OptiPlex 980 MT:DMI
Processor lithography
- OP780MT-K311 PC Intel® Core™2 Duo E7500:45 nm
- OptiPlex 980 MT:32 nm

Side by side

Differences highlightedShow differences only

Comparison of OP780MT-K311, OptiPlex 980 MT
142 specifications	A Dell OP780MT-K311 PC Intel® Core™2 Duo E7500 Model OP780MT-K311 View product	B Dell OptiPlex 980 MT View product
Processor17 differ
Processor familyDiffers	Intel® Core™2 Duo	Intel® Core™ i5
Processor generationKnown for one	Unknown — not stated by the source	Intel® Core™ i5
Processor modelDiffers	E7500	i5-650
Processor threadsDiffers	2	4
Processor boost frequencyKnown for one	Unknown — not stated by the source	3.46 GHz
Processor frequencyDiffers	2.93 GHz	3.2 GHz
Processor cacheDiffers	3 MB	4 MB
Processor cache typeDiffers	L2	Smart Cache
Bus typeDiffers	FSB	DMI
System bus rateKnown for one	Unknown — not stated by the source	2.5 GT/s
Processor lithographyDiffers	45 nm	32 nm
Processor seriesDiffers	Intel Core 2 Duo E7000 Series	Intel Core i5-600 Desktop Series
Processor codenameDiffers	Wolfdale	Clarkdale
Thermal Design Power (TDP)Differs	65 W	73 W
TcaseDiffers	74.1 °C	72.6 °C
Maximum number of PCI Express lanesKnown for one	Unknown — not stated by the source	16
PCI Express configurationsKnown for one	Unknown — not stated by the source	1x16, 2x8
PCI Express slots versionKnown for one	Unknown — not stated by the source	2.0
Number of processors installedKnown for one	Unknown — not stated by the source	1
Processor socketDiffers	LGA 775 (Socket T)	LGA 1156 (Socket H)
Number of Processing Die TransistorsDiffers	228 M	382 M
Processing Die sizeDiffers	82 mm²	81 mm²
CPU multiplier (bus/core ratio)Differs	11	24
SteppingDiffers	R0	C2
Maximum internal memory supported by processorKnown for one	Unknown — not stated by the source	16 GB
Memory types supported by processorKnown for one	Unknown — not stated by the source	DDR3 1066/1333
Memory bandwidth supported by processor (max)Known for one	Unknown — not stated by the source	21 GB/s
Processor front side busKnown for one	1066 MHz	Unknown — not stated by the source
Memory4 differ
Internal memoryDiffers	3 GB	4 GB
Maximum internal memoryDiffers	8 GB	16 GB
Memory layout (slots x size)Differs	1 x 1 + 1 x 2 GB	2 x 2 GB
Memory slotsKnown for one	Unknown — not stated by the source	4x DIMM
Memory clock speedDiffers	1066 MHz	1333 MHz
Memory channelsKnown for one	Unknown — not stated by the source	Dual-channel
Storage1 differ
HDD interfaceDiffers	SATA	SATA II
Number of HDDs installedKnown for one	1	Unknown — not stated by the source
Graphics1 differ
Discrete graphics card modelDiffers	Intel® GMA X4500	Intel X4500
On-board graphics card familyKnown for one	Unknown — not stated by the source	Intel® HD Graphics
On-board graphics card modelKnown for one	Unknown — not stated by the source	Intel® HD Graphics
Number of displays supported (on-board graphics)Known for one	Unknown — not stated by the source	2
On-board graphics card base frequencyKnown for one	Unknown — not stated by the source	733 MHz
Performanceidentical
Password protection typeKnown for one	BIOS	Unknown — not stated by the source
Optical driveidentical
CD read speedKnown for one	Unknown — not stated by the source	16x
Networkidentical
Ethernet LAN data ratesKnown for one	Unknown — not stated by the source	10,100,1000 Mbit/s
Ports & interfaces2 differ
USB 2.0 ports quantityDiffers	9	12
Headphone outputsDiffers	1	2
Line-outKnown for one	Yes	Unknown — not stated by the source
Line-inKnown for one	Yes	Unknown — not stated by the source
DC-in jackKnown for one	Yes	Unknown — not stated by the source
Expansion slots1 differ
PCI Express x16 slotsDiffers	1	2
PCI Express x1 slotsKnown for one	1	Unknown — not stated by the source
Power1 differ
Power supply typeKnown for one	Unknown — not stated by the source	AC
Power requirementsKnown for one	Unknown — not stated by the source	100-240V
Power supplyDiffers	255 W	305 W
Designidentical
External drive baysKnown for one	2x 5.25" 1x 3.5"	Unknown — not stated by the source
Internal drive baysKnown for one	1x 3.5"	Unknown — not stated by the source
Softwareidentical
Mac compatibilityKnown for one	Unknown — not stated by the source	No
Processor special features12 differ
CPU configuration (max)Known for one	Unknown — not stated by the source	1
Graphics & IMC lithographyKnown for one	Unknown — not stated by the source	45 nm
Intel Dual Display Capable TechnologyDiffers	No	Yes
Intel FDI TechnologyDiffers	No	Yes
Intel Trusted Execution TechnologyDiffers	No	Yes
Intel VT-x with Extended Page Tables (EPT)Differs	No	Yes
Intel Virtualization Technology (VT-x)Differs	2	Yes
Intel Virtualization Technology for Directed I/O (VT-d)Differs	No	Yes
Intel® AES New Instructions (Intel® AES-NI)Differs	No	Yes
Intel® Clear Video HD Technology (Intel® CVT HD)Differs	No	Yes
Physical Address Extension (PAE)Known for one	Unknown — not stated by the source	36 bit
Processor ARK IDDiffers	36503	43546
Supported instruction setsKnown for one	Unknown — not stated by the source	SSE4.2
Thermal Monitoring TechnologiesDiffers	Yes	No
Intel® Turbo Boost TechnologyDiffers	No	1.0
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	No	Yes
Processor codeKnown for one	SLB9Z	Unknown — not stated by the source
Weight & dimensions3 differ
DepthDiffers	433 mm	437.9 mm
HeightDiffers	408 mm	401 mm
WeightDiffers	11.7 kg	11.4 kg
Packaging contentidentical
Keyboard includedKnown for one	No	Unknown — not stated by the source
Certificatesidentical
CertificationKnown for one	Unknown — not stated by the source	ENERGY STAR 5.0, EPEAT Gold, CECP, TCO 05, WEEE, CES, Japan Green PC, FEMP, South Korea Eco-label, EU RoHS, China RoHS
Compliance industry standardsKnown for one	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab	Unknown — not stated by the source
Other features1 differ
Drive baysDiffers	4	3x 3.5", 2x 5.25"
Packaging dataidentical
Package dimensions (WxDxH)Known for one	565.2 x 362 x 568.2 mm	Unknown — not stated by the source
Package weightKnown for one	19.7 kg	Unknown — not stated by the source

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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