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 manufacturer	Intel	Intel
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 cores	2	2
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
FSB Parity	No	No
System bus rateKnown for one	Unknown — not stated by the source	2.5 GT/s
Processor lithographyDiffers	45 nm	32 nm
Processor operating modes	64-bit	64-bit
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
ECC supported by processor	No	No
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 interface	SATA	SATA
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
Product type	PC	PC
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	Yes	Yes
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)
Wi-Fi	No	No
Networking featuresKnown for one	Unknown — not stated by the source	Gigabit Ethernet
Ports & interfaces5 differ
USB 2.0 ports quantityDiffers	6	8
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	0	0
DisplayPorts quantityKnown for one	Unknown — not stated by the source	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 quantityDiffers	2	0
Firewire (IEEE 1394) ports	0	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 Express x16 slots	1	1
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
Product colour	Black	Black
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
CPU configuration (max)	1	1
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithographyKnown for one	Unknown — not stated by the source	45 nm
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video Technology	No	No
Intel Demand Based Switching	No	No
Intel Dual Display Capable TechnologyDiffers	No	Yes
Intel Enhanced Halt State	Yes	Yes
Intel FDI TechnologyDiffers	No	Yes
Intel Fast Memory Access	No	No
Intel Flex Memory Access	No	No
Intel Rapid Storage Technology	No	No
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
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	40478	43546
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	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
Packaging contentidentical
Remote control included	No	No
Certificatesidentical
Compliance industry standardsKnown for one	Unknown — not stated by the source	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab
Other featuresidentical
TV tuner integrated	No	No
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.

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