Product comparison · 2 pcs/workstations

Lenovo A70 + ThinkVision L197w vs Lenovo ThinkCentre M81 Intel® Core™ i3 i3-2100

72specifications compared
28differ
44identical
54known for one product only

Key differences

Processor family
- A70 + ThinkVision L197w:Intel® Pentium®
- ThinkCentre M81 Intel® Core™ i3 i3-2100:Intel® Core™ i3
Processor model
- A70 + ThinkVision L197w:E5700
- ThinkCentre M81 Intel® Core™ i3 i3-2100:i3-2100
Processor threads
- A70 + ThinkVision L197w:2
- ThinkCentre M81 Intel® Core™ i3 i3-2100:4
Processor frequency
- A70 + ThinkVision L197w:3 GHz
- ThinkCentre M81 Intel® Core™ i3 i3-2100:3.1 GHz
Processor cache
- A70 + ThinkVision L197w:2 MB
- ThinkCentre M81 Intel® Core™ i3 i3-2100:3 MB
Bus type
- A70 + ThinkVision L197w:FSB
- ThinkCentre M81 Intel® Core™ i3 i3-2100:DMI
Processor lithography
- A70 + ThinkVision L197w:45 nm
- ThinkCentre M81 Intel® Core™ i3 i3-2100:32 nm
Processor codename
- A70 + ThinkVision L197w:Wolfdale
- ThinkCentre M81 Intel® Core™ i3 i3-2100:Sandy Bridge

Side by side

Differences highlightedShow differences only

Comparison of A70 + ThinkVision L197w, M81
126 specifications	A Lenovo A70 + ThinkVision L197w View product	B Lenovo ThinkCentre M81 Intel® Core™ i3 i3-2100 Model M81 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	E5700	i3-2100
Processor threadsDiffers	2	4
Processor frequencyDiffers	3 GHz	3.1 GHz
L2 cacheKnown for one	Unknown — not stated by the source	3 MB
Processor cacheDiffers	2 MB	3 MB
L3 cacheKnown for one	Unknown — not stated by the source	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
Number of processors installedKnown for one	Unknown — not stated by the source	1
Processor socketDiffers	LGA 775 (Socket T)	LGA 1155 (Socket H2)
CPU multiplier (bus/core ratio)Differs	15	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
Memoryidentical
Internal memory typeKnown for one	Unknown — not stated by the source	DDR3-SDRAM
Memory channelsKnown for one	Unknown — not stated by the source	Dual-channel
Maximum internal memoryKnown for one	4 GB	Unknown — not stated by the source
Memory layout (slots x size)Known for one	1 x 2 GB	Unknown — not stated by the source
Memory slotsKnown for one	2x DIMM	Unknown — not stated by the source
Storageidentical
HDD capacityKnown for one	Unknown — not stated by the source	320 GB
HDD speedKnown for one	7200 RPM	Unknown — not stated by the source
Card reader integratedKnown for one	No	Unknown — not stated by the source
Graphics1 differ
On-board graphics cardKnown for one	Unknown — not stated by the source	Yes
Discrete graphics card modelDiffers	Intel® GMA X4500	Intel® HD Graphics
Discrete graphics memory typeKnown for one	Unknown — not stated by the source	GDDR3
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
Networkidentical
Modem typeKnown for one	Unknown — not stated by the source	No
Wi-FiKnown for one	No	Unknown — not stated by the source
Networking featuresKnown for one	Gigabit Ethernet	Unknown — not stated by the source
Ports & interfaces1 differ
USB 2.0 ports quantityDiffers	6	8
PS/2 ports quantityKnown for one	Unknown — not stated by the source	0
DC-in jackKnown for one	Unknown — not stated by the source	Yes
DVI portKnown for one	No	Unknown — not stated by the source
Serial ports quantityKnown for one	1	Unknown — not stated by the source
Designidentical
Form factorKnown for one	Unknown — not stated by the source	Tower
Display1 differ
Display includedDiffers	Yes	No
Display diagonalKnown for one	48.3 cm (19")	Unknown — not stated by the source
Display resolutionKnown for one	1440 x 900 pixels	Unknown — not stated by the source
Contrast ratio (typical)Known for one	1000:1	Unknown — not stated by the source
Display brightnessKnown for one	250 cd/m²	Unknown — not stated by the source
Viewing angle, horizontalKnown for one	176°	Unknown — not stated by the source
Viewing angle, verticalKnown for one	176°	Unknown — not stated by the source
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	42801	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
Other featuresidentical
Intel segment taggingKnown for one	Unknown — not stated by the source	Enterprise, Professional
Poweridentical
Power supplyKnown for one	180 W	Unknown — not stated by the source
Audioidentical
Audio systemKnown for one	Realtek ALC662	Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	160 mm	Unknown — not stated by the source
DepthKnown for one	355 mm	Unknown — not stated by the source
HeightKnown for one	392 mm	Unknown — not stated by the source
WeightKnown for one	10.5 kg	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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