Product comparison · 2 pcs/workstations

Acer eMachines EL1870-MR20L Intel® Core™ i3 i3-2100 vs Lenovo M91 + ThinkVision L2251p

82specifications compared
24differ
58identical
41known for one product only

Key differences

Processor family
- eMachines EL1870-MR20L Intel® Core™ i3 i3-2100:Intel® Core™ i3
- M91 + ThinkVision L2251p:Intel® Pentium®
Processor model
- eMachines EL1870-MR20L Intel® Core™ i3 i3-2100:i3-2100
- M91 + ThinkVision L2251p:G620
Processor threads
- eMachines EL1870-MR20L Intel® Core™ i3 i3-2100:4
- M91 + ThinkVision L2251p:2
Processor frequency
- eMachines EL1870-MR20L Intel® Core™ i3 i3-2100:3.1 GHz
- M91 + ThinkVision L2251p:2.6 GHz
Thermal Design Power (TDP)
- eMachines EL1870-MR20L Intel® Core™ i3 i3-2100:35, 65
- M91 + ThinkVision L2251p:65 W
CPU multiplier (bus/core ratio)
- eMachines EL1870-MR20L Intel® Core™ i3 i3-2100:31
- M91 + ThinkVision L2251p:26
Memory clock speeds supported by processor
- eMachines EL1870-MR20L Intel® Core™ i3 i3-2100:1066,1333 MHz
- M91 + ThinkVision L2251p:1066 MHz
Memory bandwidth supported by processor (max)
- eMachines EL1870-MR20L Intel® Core™ i3 i3-2100:21 GB/s
- M91 + ThinkVision L2251p:17 GB/s

Side by side

Differences highlightedShow differences only

Comparison of EL1870-MR20L, M91 + ThinkVision L2251p
123 specifications	A Acer eMachines EL1870-MR20L Intel® Core™ i3 i3-2100 Model EL1870-MR20L View product	B Lenovo M91 + ThinkVision L2251p View product
Processor9 differ
Processor familyDiffers	Intel® Core™ i3	Intel® Pentium®
Processor modelDiffers	i3-2100	G620
Processor threadsDiffers	4	2
Processor frequencyDiffers	3.1 GHz	2.6 GHz
Processor seriesDiffers	Intel Core i3-2100 Desktop Series	Intel Pentium G600 Series for Desktop
Thermal Design Power (TDP)Differs	35, 65	65 W
CPU multiplier (bus/core ratio)Differs	31	26
Memory clock speeds supported by processorDiffers	1066,1333 MHz	1066 MHz
Memory bandwidth supported by processor (max)Differs	21 GB/s	17 GB/s
Processor generationKnown for one	2nd gen Intel® Core™ i3	Unknown — not stated by the source
FSB ParityKnown for one	No	Unknown — not stated by the source
Maximum number of PCI Express lanesKnown for one	16	Unknown — not stated by the source
ECC supported by processorKnown for one	No	Unknown — not stated by the source
Memory1 differ
Internal memoryDiffers	4 GB	2 GB
Internal memory typeKnown for one	Unknown — not stated by the source	DDR3-SDRAM
Memory layout (slots x size)Known for one	Unknown — not stated by the source	1 x 2 GB
Memory slotsKnown for one	Unknown — not stated by the source	2x SO-DIMM
Memory clock speedKnown for one	Unknown — not stated by the source	1333 MHz
Storage3 differ
Total storage capacityDiffers	1 TB	320 GB
Optical drive typeDiffers	DVD Super Multi DL	DVD-RW
Number of HDDs installedKnown for one	Unknown — not stated by the source	1
HDD interfaceKnown for one	Unknown — not stated by the source	SATA
Card reader integratedDiffers	Yes	No
Graphics1 differ
On-board graphics card modelDiffers	Intel® HD Graphics 2000	Intel® HD Graphics
On-board graphics card familyKnown for one	Intel® HD Graphics	Unknown — not stated by the source
On-board graphics card IDKnown for one	0x102	Unknown — not stated by the source
Ports & interfaces1 differ
USB 2.0 ports quantityKnown for one	Unknown — not stated by the source	10
HDMI ports quantityDiffers	1	0
PS/2 ports quantityKnown for one	2	Unknown — not stated by the source
Expansion slotsidentical
PCI slotsKnown for one	Unknown — not stated by the source	1
Designidentical
Cable lock slotKnown for one	Unknown — not stated by the source	Yes
Cable lock slot typeKnown for one	Unknown — not stated by the source	Kensington
Chassis typeKnown for one	Small Desktop	Unknown — not stated by the source
Software1 differ
Operating system installedDiffers	FreeDOS	Windows 7 Professional
Operating system architectureKnown for one	Unknown — not stated by the source	64-bit
Display1 differ
Display includedDiffers	No	Yes
Display diagonalKnown for one	Unknown — not stated by the source	55.9 cm (22")
Display resolutionKnown for one	Unknown — not stated by the source	1680 x 1050 pixels
Contrast ratio (typical)Known for one	Unknown — not stated by the source	1000:1
Display brightnessKnown for one	Unknown — not stated by the source	250 cd/m²
Viewing angle, horizontalKnown for one	Unknown — not stated by the source	170°
Viewing angle, verticalKnown for one	Unknown — not stated by the source	160°
Processor special features7 differ
Intel® Clear Video HD Technology (Intel® CVT HD)Differs	Yes	No
Intel® InTru™ 3D TechnologyDiffers	Yes	No
Intel® Insider™Differs	Yes	No
Processor ARK IDDiffers	53422	53480
Processor codeKnown for one	Unknown — not stated by the source	SR05R
Supported instruction setsDiffers	AVX	SSE4.1, SSE4.2
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	Yes	No
Intel® Quick Sync Video TechnologyDiffers	Yes	No
Intel Clear Video TechnologyKnown for one	No	Unknown — not stated by the source
Intel Demand Based SwitchingKnown for one	No	Unknown — not stated by the source
Intel Identity Protection Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel Rapid Storage TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for one	No	Unknown — not stated by the source
Intel® My WiFi Technology (Intel® MWT)Known for one	No	Unknown — not stated by the source
Intel® Identity Protection Technology (Intel® IPT)Known for one	Yes	Unknown — not stated by the source
Intel® Anti-Theft Technology (Intel® AT)Known for one	No	Unknown — not stated by the source
Conflict-Free processorKnown for one	No	Unknown — not stated by the source
Audioidentical
Audio systemKnown for one	Unknown — not stated by the source	HD
Certificatesidentical
CertificationKnown for one	Unknown — not stated by the source	RoHS
Other featuresidentical
Intel segment taggingKnown for one	Unknown — not stated by the source	Enterprise, Professional
Poweridentical
Power supplyKnown for one	220 W	Unknown — not stated by the source
Packaging contentidentical
Mouse includedKnown for one	Yes	Unknown — not stated by the source
Keyboard includedKnown for one	Yes	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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