Product comparison · 2 pcs/workstations

Acer Aspire M3900-2074 Intel® Pentium® E5800 vs Dell OptiPlex 990 Intel® Core™ i3 i3-2100

102specifications compared
43differ
59identical
38known for one product only

Key differences

The Dell OptiPlex 990 Intel® Core™ i3 i3-2100 has 2 more processor threads than the Acer Aspire M3900-2074 Intel® Pentium® E5800 (4 vs 2). The Acer Aspire M3900-2074 Intel® Pentium® E5800 has 0.1 GHz more processor frequency than the Dell OptiPlex 990 Intel® Core™ i3 i3-2100 (3.2 GHz vs 3.1 GHz). The Dell OptiPlex 990 Intel® Core™ i3 i3-2100 has 1 MB more processor cache than the Acer Aspire M3900-2074 Intel® Pentium® E5800 (3 MB vs 2 MB). Only the Dell OptiPlex 990 Intel® Core™ i3 i3-2100 has Intel Dual Display Capable Technology. Only the Dell OptiPlex 990 Intel® Core™ i3 i3-2100 has Intel FDI Technology.

Processor family
- Aspire M3900-2074 Intel® Pentium® E5800:Intel® Pentium®
- OptiPlex 990 Intel® Core™ i3 i3-2100:Intel® Core™ i3
Processor model
- Aspire M3900-2074 Intel® Pentium® E5800:E5800
- OptiPlex 990 Intel® Core™ i3 i3-2100:i3-2100
Processor threads
- Aspire M3900-2074 Intel® Pentium® E5800:2
- OptiPlex 990 Intel® Core™ i3 i3-2100:4
Processor frequency
- Aspire M3900-2074 Intel® Pentium® E5800:3.2 GHz
- OptiPlex 990 Intel® Core™ i3 i3-2100:3.1 GHz
Processor cache
- Aspire M3900-2074 Intel® Pentium® E5800:2 MB
- OptiPlex 990 Intel® Core™ i3 i3-2100:3 MB
Bus type
- Aspire M3900-2074 Intel® Pentium® E5800:FSB
- OptiPlex 990 Intel® Core™ i3 i3-2100:DMI
Processor lithography
- Aspire M3900-2074 Intel® Pentium® E5800:45 nm
- OptiPlex 990 Intel® Core™ i3 i3-2100:32 nm
Processor codename
- Aspire M3900-2074 Intel® Pentium® E5800:Wolfdale
- OptiPlex 990 Intel® Core™ i3 i3-2100:Sandy Bridge

Side by side

Differences highlightedShow differences only

Comparison of M3900-2074, 990
140 specifications	A Acer Aspire M3900-2074 Intel® Pentium® E5800 Model M3900-2074 View product	B Dell OptiPlex 990 Intel® Core™ i3 i3-2100 Model 990 View product
Processor14 differ
Processor familyDiffers	Intel® Pentium®	Intel® Core™ i3
Processor generationKnown for one	Unknown — not stated by the source	2nd gen Intel® Core™ i3
Processor modelDiffers	E5800	i3-2100
Processor threadsDiffers	2	4
Processor frequencyDiffers	3.2 GHz	3.1 GHz
Processor cacheDiffers	2 MB	3 MB
Bus typeDiffers	FSB	DMI
System bus rateKnown for one	Unknown — not stated by the source	5 GT/s
Processor lithographyDiffers	45 nm	32 nm
Processor seriesDiffers	Intel Pentium E5000 Series for Desktop	Intel Core i3-2100 Desktop Series
Processor codenameDiffers	Wolfdale	Sandy Bridge
Thermal Design Power (TDP)Differs	65 W	35, 65
TcaseDiffers	74.1 °C	69.1 °C
Maximum number of PCI Express lanesKnown for one	Unknown — not stated by the source	16
PCI Express slots versionKnown for one	Unknown — not stated by the source	2.0
Processor socketDiffers	LGA 775 (Socket T)	LGA 1155 (Socket H2)
CPU multiplier (bus/core ratio)Differs	16	31
SteppingDiffers	R0	Q0
Maximum internal memory supported by processorKnown for one	Unknown — not stated by the source	32 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
Processor front side busKnown for one	800 MHz	Unknown — not stated by the source
Number of Processing Die TransistorsKnown for one	228 M	Unknown — not stated by the source
Processing Die sizeKnown for one	82 mm²	Unknown — not stated by the source
Memory1 differ
Maximum internal memoryDiffers	8 GB	16 GB
Memory channelsKnown for one	Unknown — not stated by the source	Dual-channel
Storage2 differ
Total storage capacityDiffers	1 TB	320 GB
HDD speedDiffers	5400 RPM	7200 RPM
HDD sizeKnown for one	Unknown — not stated by the source	2.5"
RAID levelsKnown for one	Unknown — not stated by the source	0, 1
Graphicsidentical
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 2000
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	850 MHz
On-board graphics card dynamic frequency (max)Known for one	Unknown — not stated by the source	1100 MHz
On-board graphics card IDKnown for one	Unknown — not stated by the source	0x102
Discrete graphics card modelKnown for one	Intel® GMA X4500HD	Unknown — not stated by the source
Graphics card familyKnown for one	Intel	Unknown — not stated by the source
Performance1 differ
Motherboard chipsetDiffers	Intel® G43	Intel® QM67 Express
Audio output channelsKnown for one	7.1 channels	Unknown — not stated by the source
Networkidentical
Wake-on-LAN readyKnown for one	Yes	Unknown — not stated by the source
Ports & interfaces4 differ
USB 2.0 ports quantityDiffers	8	10
DisplayPorts quantityKnown for one	Unknown — not stated by the source	1
HDMI ports quantityDiffers	1	0
Line-outKnown for one	Unknown — not stated by the source	Yes
Line-inKnown for one	Unknown — not stated by the source	Yes
PS/2 ports quantityDiffers	0	2
Serial ports quantityDiffers	0	1
Expansion slots1 differ
Number of 3.5" baysKnown for one	Unknown — not stated by the source	1
PCI Express x1 slotsKnown for one	Unknown — not stated by the source	1
PCI Express x16 slotsKnown for one	Unknown — not stated by the source	2
PCI slotsDiffers	2	1
Design2 differ
Chassis typeDiffers	Tower	Desktop
Number of 5.25" baysKnown for one	Unknown — not stated by the source	1
Product colourDiffers	Black	Black, Silver
Software1 differ
Operating system installedDiffers	Windows 7 Home Premium	Windows 7 Professional
Compatible operating systemsKnown for one	Unknown — not stated by the source	Windows 7 Home Basic 32/64-Bit Windows 7 Home Premium 32/64-Bit Windows 7 Professional 32/64-Bit Windows 7 Ultimate 32/64-Bit Windows Vista Home Basic (SP2) 32/64-Bit Windows Vista Business (SP2) 32/64-Bit Windows Vista Ultimate (SP2) 32-Bit Ubuntu Linux
Processor special features11 differ
Intel Dual Display Capable TechnologyDiffers	No	Yes
Intel FDI TechnologyDiffers	No	Yes
Intel Fast Memory AccessDiffers	No	Yes
Intel Flex Memory AccessDiffers	No	Yes
Intel Identity Protection Technology versionKnown for one	Unknown — not stated by the source	1.00
Intel VT-x with Extended Page Tables (EPT)Differs	No	Yes
Intel® Clear Video HD Technology (Intel® CVT HD)Differs	No	Yes
Intel® InTru™ 3D TechnologyDiffers	No	Yes
Intel® Insider™Differs	No	Yes
Processor ARK IDDiffers	42802	53422
Supported instruction setsKnown for one	Unknown — not stated by the source	AVX
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	No	Yes
Intel® Quick Sync Video TechnologyDiffers	No	Yes
Intel® Identity Protection Technology (Intel® IPT)Known for one	Unknown — not stated by the source	Yes
Processor codeKnown for one	SLGTG	Unknown — not stated by the source
Weight & dimensions4 differ
WidthDiffers	180 mm	102 mm
DepthDiffers	402 mm	410 mm
HeightDiffers	379 mm	360 mm
WeightDiffers	16 kg	7.56 kg
Packaging content2 differ
Mouse includedDiffers	Yes	No
Keyboard includedDiffers	Yes	No
Certificatesidentical
CertificationKnown for one	Unknown — not stated by the source	Energy Star 5.0, EPEAT, CECP, TCO 05, WEEE, RoHS
Audioidentical
Audio systemKnown for one	HD	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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