Product comparison · 2 laptops

Acer Aspire 5742-386G50MNkk Intel® Core™ i3 i3-380M vs Lenovo ThinkPad T420s Intel® Core™ i7 i7-2620M Laptop

109specifications compared
56differ
53identical
82known for one product only

Key differences

Display diagonal
- Aspire 5742-386G50MNkk Intel® Core™ i3 i3-380M:39.6 cm (15.6")
- ThinkPad T420s Intel® Core™ i7 i7-2620M Laptop:35.6 cm (14")
Display resolution
- Aspire 5742-386G50MNkk Intel® Core™ i3 i3-380M:1366 x 768 pixels
- ThinkPad T420s Intel® Core™ i7 i7-2620M Laptop:1600 x 900 pixels
Processor family
- Aspire 5742-386G50MNkk Intel® Core™ i3 i3-380M:Intel® Core™ i3
- ThinkPad T420s Intel® Core™ i7 i7-2620M Laptop:Intel® Core™ i7
Processor generation
- Aspire 5742-386G50MNkk Intel® Core™ i3 i3-380M:Intel® Core™ i3
- ThinkPad T420s Intel® Core™ i7 i7-2620M Laptop:2nd gen Intel® Core™ i7
Processor model
- Aspire 5742-386G50MNkk Intel® Core™ i3 i3-380M:i3-380M
- ThinkPad T420s Intel® Core™ i7 i7-2620M Laptop:i7-2620M
Processor frequency
- Aspire 5742-386G50MNkk Intel® Core™ i3 i3-380M:2.53 GHz
- ThinkPad T420s Intel® Core™ i7 i7-2620M Laptop:2.7 GHz
System bus rate
- Aspire 5742-386G50MNkk Intel® Core™ i3 i3-380M:2.5 GT/s
- ThinkPad T420s Intel® Core™ i7 i7-2620M Laptop:5 GT/s
Processor cache
- Aspire 5742-386G50MNkk Intel® Core™ i3 i3-380M:3 MB
- ThinkPad T420s Intel® Core™ i7 i7-2620M Laptop:4 MB

Side by side

Differences highlightedShow differences only

Comparison of 5742-386G50MNkk, T420s
191 specifications	A Acer Aspire 5742-386G50MNkk Intel® Core™ i3 i3-380M Model 5742-386G50MNkk View product	B Lenovo ThinkPad T420s Intel® Core™ i7 i7-2620M Laptop Model T420s View product
Designidentical
Product colour	Black	Black
Product typeKnown for one	Unknown — not stated by the source	Laptop
Display2 differ
Display diagonalDiffers	39.6 cm (15.6")	35.6 cm (14")
Display resolutionDiffers	1366 x 768 pixels	1600 x 900 pixels
Display number of coloursKnown for one	16.78 million colours	Unknown — not stated by the source
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
HD typeKnown for one	Unknown — not stated by the source	HD+
Display brightnessKnown for one	Unknown — not stated by the source	250 cd/m²
Contrast ratio (typical)Known for one	Unknown — not stated by the source	300:1
Processor12 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i3	Intel® Core™ i7
Processor generationDiffers	Intel® Core™ i3	2nd gen Intel® Core™ i7
Processor modelDiffers	i3-380M	i7-2620M
Processor cores	2	2
Processor threads	4	4
Processor frequencyDiffers	2.53 GHz	2.7 GHz
System bus rateDiffers	2.5 GT/s	5 GT/s
Processor cacheDiffers	3 MB	4 MB
Processor cache type	Smart Cache	Smart Cache
Processor socketDiffers	PGA988	BGA 1023
Processor lithography	32 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i3-300 Mobile Series	Intel Core i7-2600 Mobile Series
Processor codenameDiffers	Arrandale	Sandy Bridge
Bus type	DMI	DMI
FSB Parity	No	No
Thermal Design Power (TDP)	35 W	35 W
TjunctionDiffers	90 °C	100 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurationsDiffers	1x16	1x16, 2x8, 1x8+2x4
PCI Express slots version	2.0	2.0
Number of Processing Die TransistorsKnown for one	382 M	Unknown — not stated by the source
Processing Die sizeKnown for one	81 mm²	Unknown — not stated by the source
CPU multiplier (bus/core ratio)Differs	19	27
ECC supported by processor	No	No
Processor boost frequencyKnown for one	Unknown — not stated by the source	3.4 GHz
L3 cacheKnown for one	Unknown — not stated by the source	4 MB
L2 cacheKnown for one	Unknown — not stated by the source	4 MB
SteppingKnown for one	Unknown — not stated by the source	J1
Memory2 differ
Internal memoryDiffers	6 GB	4 GB
Internal memory typeKnown for one	DDR3-SDRAM	Unknown — not stated by the source
Memory clock speedDiffers	1066 MHz	1333 MHz
Memory layout (slots x size)Known for one	1 x 2 + 1 x 4 GB	Unknown — not stated by the source
Memory slots	2x SO-DIMM	2x SO-DIMM
Maximum internal memory	8 GB	8 GB
Storage3 differ
Total storage capacityDiffers	500 GB	160 GB
Number of HDDs installedKnown for one	1	Unknown — not stated by the source
HDD capacityDiffers	500 GB	160 GB
HDD interfaceKnown for one	SATA	Unknown — not stated by the source
HDD speedKnown for one	5400 RPM	Unknown — not stated by the source
Optical drive typeDiffers	DVD Super Multi DL	DVD-RW
Card reader integratedKnown for one	Unknown — not stated by the source	Yes
Compatible memory cardsKnown for one	Unknown — not stated by the source	MMC, SD, SDHC, SDXC
Graphics5 differ
On-board graphics card	Yes	Yes
Discrete graphics card	Yes	Yes
Discrete graphics card modelDiffers	Intel® HD Graphics	NVIDIA® Quadro® NVS 4200M
Graphics card familyDiffers	Intel	NVIDIA
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card modelDiffers	Intel® HD Graphics	Intel® HD Graphics 3000
On-board graphics card base frequencyDiffers	500 MHz	650 MHz
On-board graphics card dynamic frequency (max)Differs	667 MHz	1300 MHz
On-board graphics card IDKnown for one	Unknown — not stated by the source	0x116
Maximum graphics card memoryKnown for one	Unknown — not stated by the source	0.001 GB
Maximum resolutionKnown for one	Unknown — not stated by the source	1600 x 900 pixels
Optical driveidentical
CD-R read speedKnown for one	24x	Unknown — not stated by the source
CD-R write speedKnown for one	24x	Unknown — not stated by the source
CD-RW read speedKnown for one	24x	Unknown — not stated by the source
CD-RW write speedKnown for one	16x	Unknown — not stated by the source
DVD-R read speedKnown for one	8x	Unknown — not stated by the source
DVD-R write speedKnown for one	8x	Unknown — not stated by the source
DVD-R Double Layer read speedKnown for one	6x	Unknown — not stated by the source
DVD-R Double Layer write speedKnown for one	4x	Unknown — not stated by the source
DVD-RW read speedKnown for one	6x	Unknown — not stated by the source
DVD-RW write speedKnown for one	6x	Unknown — not stated by the source
DVD+R read speedKnown for one	8x	Unknown — not stated by the source
DVD+R write speedKnown for one	8x	Unknown — not stated by the source
DVD+R Double Layer read speedKnown for one	6x	Unknown — not stated by the source
DVD+R Double Layer write speedKnown for one	4x	Unknown — not stated by the source
DVD+RW read speedKnown for one	6x	Unknown — not stated by the source
DVD+RW write speedKnown for one	8x	Unknown — not stated by the source
DVD-RAM read speedKnown for one	5x	Unknown — not stated by the source
DVD-RAM write speedKnown for one	5x	Unknown — not stated by the source
Network2 differ
Wi-Fi	Yes	Yes
Networking featuresDiffers	Gigabit Ethernet, WLAN	Gigabit Ethernet
Ethernet LAN	Yes	Yes
BluetoothDiffers	No	Yes
Cabling technologyKnown for one	10/100/1000Base-T(X)	Unknown — not stated by the source
Mobile network connectionKnown for one	Unknown — not stated by the source	Yes
Mobile network generationKnown for one	Unknown — not stated by the source	3G
Wireless technologyKnown for one	Unknown — not stated by the source	LAN; WWAN
Bluetooth versionKnown for one	Unknown — not stated by the source	3.0+HS
Integrated 4G WiMAXKnown for one	Unknown — not stated by the source	Yes
Ports & interfaces6 differ
USB 2.0 ports quantityDiffers	3	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	0	1
eSATA/USB 2.0 ports quantityKnown for one	0	Unknown — not stated by the source
eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantityKnown for one	0	Unknown — not stated by the source
eSATA ports quantityKnown for one	0	Unknown — not stated by the source
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantityKnown for one	1	Unknown — not stated by the source
DisplayPorts quantityDiffers	0	1
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Firewire (IEEE 1394) portsKnown for one	0	Unknown — not stated by the source
Thunderbolt ports quantityKnown for one	0	Unknown — not stated by the source
Headphone outputs	1	1
S/PDIF out port	No	No
Microphone in	Yes	Yes
Docking connectorDiffers	No	Yes
ExpressCard slotDiffers	No	Yes
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slotDiffers	No	Yes
TV-out	No	No
Keyboard1 differ
Pointing deviceDiffers	Touchpad	ThinkPad UltraNav
Full-size keyboardKnown for one	Yes	Unknown — not stated by the source
Keyboard typeKnown for one	Unknown — not stated by the source	7-row with Trackpoint
Software1 differ
Operating system installedDiffers	Windows 7 Home Premium	Windows 7 Professional
Operating system architectureKnown for one	Unknown — not stated by the source	64-bit
Processor special features16 differ
Intel® Wireless Display (Intel® WiDi)Differs	No	Yes
CPU configuration (max)	1	1
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithographyDiffers	45 nm	32 nm
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video TechnologyDiffers	Yes	No
Intel Demand Based Switching	No	No
Intel Dual Display Capable Technology	Yes	Yes
Intel Enhanced Halt State	Yes	Yes
Intel FDI Technology	Yes	Yes
Intel Fast Memory Access	Yes	Yes
Intel Flex Memory Access	Yes	Yes
Intel Rapid Storage Technology	No	No
Intel Trusted Execution TechnologyDiffers	No	Yes
Intel VT-x with Extended Page Tables (EPT)	Yes	Yes
Intel Virtualization Technology (VT-x)	Yes	Yes
Intel Virtualization Technology for Directed I/O (VT-d)Differs	No	Yes
Intel® AES New Instructions (Intel® AES-NI)Differs	No	Yes
Intel® Anti-Theft Technology (Intel® AT)Differs	No	Yes
Intel® Clear Video HD Technology (Intel® CVT HD)	Yes	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Differs	Yes	No
Intel® Hyper Threading Technology (Intel® HT Technology)	Yes	Yes
Intel® InTru™ 3D TechnologyDiffers	No	Yes
Intel® Insider™Differs	No	Yes
Intel® My WiFi Technology (Intel® MWT)Differs	No	Yes
Intel® Quick Sync Video TechnologyDiffers	No	Yes
Intel® Turbo Boost TechnologyDiffers	No	2.0
Physical Address Extension (PAE)Known for one	36 bit	Unknown — not stated by the source
Processor ARK IDDiffers	50178	52231
Processor package sizeDiffers	rPGA 37.5x 37.5, BGA 34x28	37.5 x 37.5 (rPGA988B); 31 x 24 (BGA1023)
Supported instruction setsDiffers	SSE4.1/4.2	AVX
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	No	No
Intel Identity Protection Technology versionKnown for one	Unknown — not stated by the source	1.00
Intel® Identity Protection Technology (Intel® IPT)Known for one	Unknown — not stated by the source	Yes
Processor codeKnown for one	Unknown — not stated by the source	SR041
Batteryidentical
Number of battery cells	6	6
Battery capacityKnown for one	4400 mAh	Unknown — not stated by the source
Battery life (max)Known for one	Unknown — not stated by the source	5.5 h
Power1 differ
AC adapter powerDiffers	65 W	90 W
DC-in jack	Yes	Yes
Security1 differ
Cable lock slotDiffers	No	Yes
Cable lock slot typeKnown for one	Unknown — not stated by the source	IBM
Fingerprint readerKnown for one	Unknown — not stated by the source	Yes
Certificatesidentical
Wi-Fi certifiedKnown for one	Yes	Unknown — not stated by the source
Sustainabilityidentical
Sustainability certificatesKnown for one	ENERGY STAR	Unknown — not stated by the source
Weight & dimensions4 differ
WeightDiffers	2.6 kg	1.67 kg
WidthDiffers	381 mm	343 mm
DepthDiffers	253 mm	230.1 mm
HeightDiffers	34 mm	21.2 mm
Height (front)Known for one	Unknown — not stated by the source	2.12 cm
Height (rear)Known for one	Unknown — not stated by the source	2.6 cm
Packaging contentidentical
AC adapter includedKnown for one	Yes	Unknown — not stated by the source
Other featuresidentical
Infrared data port	No	No
Compliance industry standardsKnown for one	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab	Unknown — not stated by the source
Wake-on-LAN readyKnown for one	Yes	Unknown — not stated by the source
TV tuner integratedKnown for one	No	Unknown — not stated by the source
Supplied AC adapter typeKnown for one	AC	Unknown — not stated by the source
Security featuresKnown for one	Unknown — not stated by the source	Client Security Solution, Hard disk drive password, Power-on password, Security lock slot, Supervisor password Fingerprint Reader
Battery typeKnown for one	Unknown — not stated by the source	6 Cell Lithium-Ion
Modem typeKnown for one	Unknown — not stated by the source	No
Intel segment taggingKnown for one	Unknown — not stated by the source	Home office, Small Business
Manageability featuresKnown for one	Unknown — not stated by the source	Client Security Solution, ThinkVantage Access Connections, ThinkVantage Active Protection System, ThinkVantage Rescue and Recovery
Drive baysKnown for one	Unknown — not stated by the source	Ultrabay Enhanced
Audioidentical
Audio systemKnown for one	Unknown — not stated by the source	High Definition Audio
Number of built-in speakersKnown for one	Unknown — not stated by the source	2
Speaker powerKnown for one	Unknown — not stated by the source	1 W
Audio includedKnown for one	Unknown — not stated by the source	Mute Button, Speakers (integrated)
Performanceidentical
Motherboard chipsetKnown for one	Unknown — not stated by the source	Intel® QM67 Express

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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