Product comparison · 2 pcs/workstations

Dell OP780DT-M311 PC Intel® Core™2 Duo E8500 vs Dell OptiPlex 980MT

104specifications compared
38differ
66identical
34known for one product only

Key differences

The Dell OptiPlex 980MT has 2 more processor cores than the Dell OP780DT-M311 PC Intel® Core™2 Duo E8500 (4 vs 2). The Dell OptiPlex 980MT has 6 more processor threads than the Dell OP780DT-M311 PC Intel® Core™2 Duo E8500 (8 vs 2). The Dell OP780DT-M311 PC Intel® Core™2 Duo E8500 has 0.36 GHz more processor frequency than the Dell OptiPlex 980MT (3.16 GHz vs 2.8 GHz). Only the Dell OP780DT-M311 PC Intel® Core™2 Duo E8500 has on-board graphics card. Only the Dell OptiPlex 980MT has embedded options available.

Processor family
- OP780DT-M311 PC Intel® Core™2 Duo E8500:Intel® Core™2 Duo
- OptiPlex 980MT:Intel® Core™ i7
Processor model
- OP780DT-M311 PC Intel® Core™2 Duo E8500:E8500
- OptiPlex 980MT:i7-860
Processor cores
- OP780DT-M311 PC Intel® Core™2 Duo E8500:2
- OptiPlex 980MT:4
Processor threads
- OP780DT-M311 PC Intel® Core™2 Duo E8500:2
- OptiPlex 980MT:8
Processor frequency
- OP780DT-M311 PC Intel® Core™2 Duo E8500:3.16 GHz
- OptiPlex 980MT:2.8 GHz
Processor cache
- OP780DT-M311 PC Intel® Core™2 Duo E8500:6 MB
- OptiPlex 980MT:8 MB
Processor cache type
- OP780DT-M311 PC Intel® Core™2 Duo E8500:L2
- OptiPlex 980MT:Smart Cache
Bus type
- OP780DT-M311 PC Intel® Core™2 Duo E8500:FSB
- OptiPlex 980MT:DMI

Side by side

Differences highlightedShow differences only

Comparison of OP780DT-M311, OptiPlex 980MT
138 specifications	A Dell OP780DT-M311 PC Intel® Core™2 Duo E8500 Model OP780DT-M311 View product	B Dell OptiPlex 980MT View product
Processor16 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™2 Duo	Intel® Core™ i7
Processor generationKnown for one	Unknown — not stated by the source	Intel® Core™ i7
Processor modelDiffers	E8500	i7-860
Processor coresDiffers	2	4
Processor threadsDiffers	2	8
Processor boost frequencyKnown for one	Unknown — not stated by the source	3.46 GHz
Processor frequencyDiffers	3.16 GHz	2.8 GHz
Processor cacheDiffers	6 MB	8 MB
Processor cache typeDiffers	L2	Smart Cache
Processor front side bus	1333 MHz	1333 MHz
Bus typeDiffers	FSB	DMI
FSB Parity	No	No
System bus rateKnown for one	Unknown — not stated by the source	2.5 GT/s
Processor lithography	45 nm	45 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core 2 Duo E8000 Series	Intel Core i7-800 Desktop Series
Processor codenameDiffers	Wolfdale	Lynnfield
Thermal Design Power (TDP)Differs	65 W	95 W
TcaseDiffers	72.4 °C	72.7 °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 installed	1	1
Processor socketDiffers	LGA 775 (Socket T)	LGA 1156 (Socket H)
Number of Processing Die TransistorsDiffers	410 M	774 M
Processing Die sizeDiffers	107 mm²	296 mm²
CPU multiplier (bus/core ratio)Differs	9.5	21
Platform	PC	PC
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-SDRAM
Memory clock speeds supported by processorKnown for one	Unknown — not stated by the source	1066,1333 MHz
Memory bandwidth supported by processor (max)Known for one	Unknown — not stated by the source	21 GB/s
ECC supported by processor	No	No
Processor system typeKnown for one	DP	Unknown — not stated by the source
Processor core voltage (AC)Known for one	0.850/1.3625 V	Unknown — not stated by the source
SteppingKnown for one	C0	Unknown — not stated by the source
Memory2 differ
Internal memory	4 GB	4 GB
Maximum internal memoryDiffers	8 GB	16 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory layout (slots x size)	2 x 2 GB	2 x 2 GB
Memory slots	4x DIMM	4x DIMM
Memory clock speedDiffers	1066 MHz	1333 MHz
Memory channelsKnown for one	Unknown — not stated by the source	Dual-channel
Storage1 differ
Total storage capacityDiffers	320 GB	500 GB
Optical drive type	DVD-RW	DVD-RW
Drive device, buffer sizeKnown for one	Unknown — not stated by the source	16 MB
HDD interface	SATA II	SATA II
HDD speed	7200 RPM	7200 RPM
Card reader integrated	No	No
Floppy drive installed	No	No
Number of HDDs installedKnown for one	1	Unknown — not stated by the source
Graphics3 differ
On-board graphics cardDiffers	Yes	No
Discrete graphics card modelDiffers	Intel® GMA X4500	AMD Radeon HD 3450
Discrete graphics card memoryKnown for one	Unknown — not stated by the source	0.256 GB
Graphics card familyDiffers	Intel	AMD
Performanceidentical
Product type	PC	PC
Optical driveidentical
CD read speedKnown for one	Unknown — not stated by the source	16x
Networkidentical
Ethernet LAN	Yes	Yes
Ethernet LAN data ratesKnown for one	Unknown — not stated by the source	10,100,1000 Mbit/s
Cabling technology	10/100/1000Base-T(X)	10/100/1000Base-T(X)
Wi-Fi	No	No
Networking features	Gigabit Ethernet	Gigabit Ethernet
Ports & interfaces2 differ
USB 2.0 ports quantityDiffers	9	10
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	0	0
DisplayPorts quantity	1	1
HDMI ports quantity	0	0
Ethernet LAN (RJ-45) ports	1	1
Headphone outputsDiffers	1	2
Microphone in	Yes	Yes
VGA (D-Sub) ports quantity	1	1
DVI port	No	No
PS/2 ports quantity	0	0
Firewire (IEEE 1394) ports	0	0
eSATA ports quantity	1	1
Serial ports quantity	1	1
Parallel ports quantity	1	1
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 slots	2	2
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
Design1 differ
Chassis typeDiffers	Desktop	Mini Tower
Product colour	Black	Black
External drive baysKnown for one	1x 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
Operating system installed	Windows 7 Professional	Windows 7 Professional
Mac compatibilityKnown for one	Unknown — not stated by the source	No
Bundled softwareKnown for one	Unknown — not stated by the source	Windows Live Roxio Creator 10.3 Software
Displayidentical
Display included	No	No
Processor special features6 differ
CPU configuration (max)Known for one	Unknown — not stated by the source	1
Embedded options availableDiffers	No	Yes
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video Technology	No	No
Intel Demand Based Switching	No	No
Intel Dual Display Capable Technology	No	No
Intel Enhanced Halt State	Yes	Yes
Intel FDI Technology	No	No
Intel Fast Memory Access	No	No
Intel Flex Memory Access	No	No
Intel Rapid Storage Technology	No	No
Intel Trusted Execution Technology	Yes	Yes
Intel VT-x with Extended Page Tables (EPT)Differs	No	Yes
Intel Virtualization Technology (VT-x)	Yes	Yes
Intel Virtualization Technology for Directed I/O (VT-d)	Yes	Yes
Intel® AES New Instructions (Intel® AES-NI)	No	No
Intel® Clear Video HD Technology (Intel® CVT HD)	No	No
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	No	No
Intel® InTru™ 3D Technology	No	No
Intel® Insider™	No	No
Intel® Wireless Display (Intel® WiDi)	No	No
Physical Address Extension (PAE)Known for one	Unknown — not stated by the source	36 bit
Processor ARK IDDiffers	33911	41316
Processor package size	37.5 x 37.5 mm	37.5 x 37.5 mm
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
Intel® Quick Sync Video Technology	No	No
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® Anti-Theft Technology (Intel® AT)	No	No
Conflict-Free processor	No	No
Processor codeKnown for one	SLAPK	Unknown — not stated by the source
Weight & dimensions4 differ
WidthDiffers	114 mm	187 mm
DepthDiffers	399 mm	437.9 mm
HeightDiffers	353 mm	401 mm
WeightDiffers	8.26 kg	11.4 kg
Packaging contentidentical
Remote control included	No	No
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
TV tuner integrated	No	No
Drive baysDiffers	3	3x 3.5", 2x 5.25"

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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