Product comparison · 2 pcs/workstations

Acer eMachines ET1831 Intel® Pentium® E5400 vs Dell OptiPlex 980 SF

91specifications compared
50differ
41identical
43known for one product only

Key differences

Processor family
- eMachines ET1831 Intel® Pentium® E5400:Intel® Pentium®
- OptiPlex 980 SF:Intel® Core™ i5
Processor model
- eMachines ET1831 Intel® Pentium® E5400:E5400
- OptiPlex 980 SF:i5-650
Processor threads
- eMachines ET1831 Intel® Pentium® E5400:2
- OptiPlex 980 SF:4
Processor frequency
- eMachines ET1831 Intel® Pentium® E5400:2.7 GHz
- OptiPlex 980 SF:3.2 GHz
Processor cache
- eMachines ET1831 Intel® Pentium® E5400:2 MB
- OptiPlex 980 SF:4 MB
Processor cache type
- eMachines ET1831 Intel® Pentium® E5400:L2
- OptiPlex 980 SF:Smart Cache
Bus type
- eMachines ET1831 Intel® Pentium® E5400:FSB
- OptiPlex 980 SF:DMI
Processor lithography
- eMachines ET1831 Intel® Pentium® E5400:45 nm
- OptiPlex 980 SF:32 nm

Side by side

Differences highlightedShow differences only

Comparison of ET1831, OptiPlex 980 SF
134 specifications	A Acer eMachines ET1831 Intel® Pentium® E5400 Model ET1831 View product	B Dell OptiPlex 980 SF View product
Processor17 differ
Processor familyDiffers	Intel® Pentium®	Intel® Core™ i5
Processor generationKnown for one	Unknown — not stated by the source	Intel® Core™ i5
Processor modelDiffers	E5400	i5-650
Processor threadsDiffers	2	4
Processor boost frequencyKnown for one	Unknown — not stated by the source	3.46 GHz
Processor frequencyDiffers	2.7 GHz	3.2 GHz
Processor cacheDiffers	2 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 Pentium E5000 Series for Desktop	Intel Core i5-600 Desktop Series
Processor codenameDiffers	Wolfdale	Clarkdale
Thermal Design Power (TDP)Differs	45, 65	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	13.5	24
PlatformKnown for one	Unknown — not stated by the source	PC
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	800 MHz	Unknown — not stated by the source
Memory4 differ
Internal memoryDiffers	2 GB	4 GB
Maximum internal memoryDiffers	4 GB	16 GB
Internal memory typeDiffers	DDR2-SDRAM	DDR3-SDRAM
Memory layout (slots x size)Differs	2 x 1 GB	2 x 2 GB
Memory slotsKnown for one	Unknown — not stated by the source	4x DIMM
Memory clock speedKnown for one	Unknown — not stated by the source	1333 MHz
Memory channelsKnown for one	Unknown — not stated by the source	Dual-channel
Storage3 differ
Total storage capacityDiffers	320 GB	500 GB
Optical drive typeDiffers	DVD Super Multi DL	DVD-RW
HDD speedKnown for one	Unknown — not stated by the source	7200 RPM
Card reader integratedDiffers	Yes	No
Floppy drive installedKnown for one	Unknown — not stated by the source	No
Compatible memory cardsKnown for one	CF, Memory Stick (MS), miniSD, MMC, MS PRO Duo, SD, xD	Unknown — not stated by the source
Graphics3 differ
On-board graphics cardDiffers	No	Yes
Discrete graphics card modelDiffers	NVIDIA® GeForce® 7050	AMD Radeon HD 3450
Discrete graphics card memoryKnown for one	Unknown — not stated by the source	0.256 GB
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
Graphics card familyDiffers	NVIDIA	AMD
Performanceidentical
Audio output channelsKnown for one	7.1 channels	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
Cabling technologyKnown for one	Unknown — not stated by the source	10/100/1000Base-T(X)
Networking featuresKnown for one	Unknown — not stated by the source	Gigabit Ethernet
Ports & interfaces5 differ
USB 2.0 ports quantityDiffers	6	8
DisplayPorts quantityKnown for one	Unknown — not stated by the source	1
Headphone outputsDiffers	1	2
PS/2 ports quantityDiffers	2	0
eSATA ports quantityKnown for one	Unknown — not stated by the source	1
Serial ports quantityDiffers	0	1
Parallel ports quantityDiffers	0	1
Expansion slotsidentical
PCI slotsKnown for one	Unknown — not stated by the source	1
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	250 W	235 W
Design1 differ
Chassis typeDiffers	Tower	SFF
Software1 differ
Operating system installedDiffers	Windows 7 Home Premium	Windows 7 Professional
Mac compatibilityKnown for one	Unknown — not stated by the source	No
Displayidentical
Display includedKnown for one	Unknown — not stated by the source	No
Processor special features12 differ
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	40478	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	SLGH7	Unknown — not stated by the source
Weight & dimensions3 differ
WidthDiffers	180 mm	87.8 mm
DepthDiffers	411 mm	326.9 mm
HeightDiffers	361 mm	299.9 mm
WeightKnown for one	Unknown — not stated by the source	5.9 kg
Certificatesidentical
Compliance industry standardsKnown for one	Unknown — not stated by the source	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab
Other featuresidentical
Drive baysKnown for one	Unknown — not stated by the source	3x 3.5", 1x 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.

More pcs/workstations comparisons

All pcs/workstations comparisons