Product comparison · 2 laptops

Acer Aspire AS7750G-2676G75Mnkk Intel® Core™ i7 i7-2670QM vs Lenovo IdeaPad U400 Intel® Core™ i5 i5-2430M

139specifications compared
40differ
99identical
42known for one product only

Key differences

Product colour
- Aspire AS7750G-2676G75Mnkk Intel® Core™ i7 i7-2670QM:Black
- IdeaPad U400 Intel® Core™ i5 i5-2430M:Grey, Silver
Display diagonal
- Aspire AS7750G-2676G75Mnkk Intel® Core™ i7 i7-2670QM:43.9 cm (17.3")
- IdeaPad U400 Intel® Core™ i5 i5-2430M:35.6 cm (14")
Display resolution
- Aspire AS7750G-2676G75Mnkk Intel® Core™ i7 i7-2670QM:1600 x 900 pixels
- IdeaPad U400 Intel® Core™ i5 i5-2430M:1366 x 768 pixels
Processor family
- Aspire AS7750G-2676G75Mnkk Intel® Core™ i7 i7-2670QM:Intel® Core™ i7
- IdeaPad U400 Intel® Core™ i5 i5-2430M:Intel® Core™ i5
Processor generation
- Aspire AS7750G-2676G75Mnkk Intel® Core™ i7 i7-2670QM:2nd gen Intel® Core™ i7
- IdeaPad U400 Intel® Core™ i5 i5-2430M:2nd gen Intel® Core™ i5
Processor model
- Aspire AS7750G-2676G75Mnkk Intel® Core™ i7 i7-2670QM:i7-2670QM
- IdeaPad U400 Intel® Core™ i5 i5-2430M:i5-2430M
Processor cores
- Aspire AS7750G-2676G75Mnkk Intel® Core™ i7 i7-2670QM:4
- IdeaPad U400 Intel® Core™ i5 i5-2430M:2
Processor threads
- Aspire AS7750G-2676G75Mnkk Intel® Core™ i7 i7-2670QM:8
- IdeaPad U400 Intel® Core™ i5 i5-2430M:4

Side by side

Differences highlightedShow differences only

Comparison of AS7750G-2676G75Mnkk, U400
181 specifications	A Acer Aspire AS7750G-2676G75Mnkk Intel® Core™ i7 i7-2670QM Model AS7750G-2676G75Mnkk View product	B Lenovo IdeaPad U400 Intel® Core™ i5 i5-2430M Model U400 View product
Design1 differ
Product colourDiffers	Black	Grey, Silver
Display2 differ
Display diagonalDiffers	43.9 cm (17.3")	35.6 cm (14")
Display resolutionDiffers	1600 x 900 pixels	1366 x 768 pixels
HD typeKnown for one	HD+	Unknown — not stated by the source
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Display surfaceKnown for one	Unknown — not stated by the source	Gloss
Display brightnessKnown for one	Unknown — not stated by the source	200 cd/m²
Contrast ratio (typical)Known for one	Unknown — not stated by the source	500:1
Processor13 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i7	Intel® Core™ i5
Processor generationDiffers	2nd gen Intel® Core™ i7	2nd gen Intel® Core™ i5
Processor modelDiffers	i7-2670QM	i5-2430M
Processor coresDiffers	4	2
Processor threadsDiffers	8	4
Processor boost frequencyDiffers	3.1 GHz	3 GHz
Processor frequencyDiffers	2.2 GHz	2.4 GHz
System bus rate	5 GT/s	5 GT/s
Processor cacheDiffers	6 MB	3 MB
Processor cache type	Smart Cache	Smart Cache
Processor socketDiffers	BGA 1224	Socket 988
Processor lithography	32 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i7-2600 Mobile Series	Intel Core i5-2400 Mobile Series
Processor codename	Sandy Bridge	Sandy Bridge
Bus type	DMI	DMI
FSB Parity	No	No
SteppingDiffers	D2	J1
Thermal Design Power (TDP)Differs	45 W	35 W
Tjunction	100 °C	100 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurations	1x16, 2x8, 1x8+2x4	1x16, 2x8, 1x8+2x4
PCI Express slots version	2.0	2.0
CPU multiplier (bus/core ratio)Differs	22	24
ECC supported by processor	No	No
Memory2 differ
Internal memoryDiffers	6 GB	8 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speedDiffers	1066 MHz	1333 MHz
Memory slotsKnown for one	Unknown — not stated by the source	2x SO-DIMM
Maximum internal memoryKnown for one	Unknown — not stated by the source	8 GB
Storage2 differ
Total storage capacity	750 GB	750 GB
Storage media	HDD	HDD
Number of HDDs installed	1	1
HDD capacity	750 GB	750 GB
HDD interfaceDiffers	SATA	SATA II
HDD speed	5400 RPM	5400 RPM
Optical drive type	DVD Super Multi DL	DVD Super Multi DL
Card reader integratedDiffers	Yes	No
Compatible memory cardsKnown for one	Memory Stick (MS), MMC, MS PRO, SD, xD	Unknown — not stated by the source
Graphics1 differ
On-board graphics card	Yes	Yes
Discrete graphics card	Yes	Yes
Discrete graphics card modelDiffers	AMD Radeon HD 6650M	AMD Radeon HD 6470M
Discrete graphics card memoryKnown for one	2 GB	Unknown — not stated by the source
Graphics card family	AMD, Intel	AMD, Intel
Discrete graphics memory typeKnown for one	GDDR3	Unknown — not stated by the source
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card model	Intel® HD Graphics 3000	Intel® HD Graphics 3000
On-board graphics card base frequency	650 MHz	650 MHz
On-board graphics card dynamic frequency (max)	1200 MHz	1200 MHz
On-board graphics card ID	0x116	0x116
Number of discrete graphics cardsKnown for one	Unknown — not stated by the source	1
Audioidentical
Audio system	HD	HD
Built-in microphone	Yes	Yes
Number of built-in speakersKnown for one	Unknown — not stated by the source	2
Speaker powerKnown for one	Unknown — not stated by the source	2 W
Network2 differ
Wi-Fi	Yes	Yes
Networking featuresDiffers	Gigabit Ethernet, WLAN	Gigabit Ethernet
Wireless technologyKnown for one	Wi-Fi	Unknown — not stated by the source
Wi-Fi standards	802.11b, 802.11g, Wi-Fi 4 (802.11n)	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LAN	Yes	Yes
BluetoothDiffers	No	Yes
WWANKnown for one	Not installed	Unknown — not stated by the source
Data networkKnown for one	Not supported	Unknown — not stated by the source
Cabling technology	10/100/1000Base-T(X)	10/100/1000Base-T(X)
4G WiMAXKnown for one	No	Unknown — not stated by the source
Integrated 4G WiMAX	Yes	Yes
Bluetooth versionKnown for one	Unknown — not stated by the source	3.0+HS
LAN controllerKnown for one	Unknown — not stated by the source	Intel® 82579V
Ports & interfaces3 differ
USB 2.0 ports quantity	2	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	1	0
eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantity	0	0
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantity	1	1
DisplayPorts quantity	0	0
DVI port	No	No
VGA (D-Sub) ports quantityDiffers	1	0
Firewire (IEEE 1394) ports	0	0
Thunderbolt ports quantity	0	0
Headphone outputs	1	1
S/PDIF out port	No	No
Microphone inDiffers	Yes	No
Docking connector	No	No
ExpressCard slot	No	No
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
TV-out	No	No
PS/2 ports quantityKnown for one	0	Unknown — not stated by the source
Parallel ports quantityKnown for one	0	Unknown — not stated by the source
eSATA/USB 2.0 ports quantityKnown for one	Unknown — not stated by the source	0
eSATA ports quantityKnown for one	Unknown — not stated by the source	0
Modem (RJ-11) portsKnown for one	Unknown — not stated by the source	0
Performanceidentical
Motherboard chipset	Intel® HM65 Express	Intel® HM65 Express
Keyboard1 differ
Pointing device	Touchpad	Touchpad
Numeric keypadDiffers	Yes	No
Full-size keyboardKnown for one	Unknown — not stated by the source	Yes
Softwareidentical
Operating system installed	Windows 7 Home Premium	Windows 7 Home Premium
Operating system architecture	64-bit	64-bit
Drivers includedKnown for one	Yes	Unknown — not stated by the source
Pre-installed softwareKnown for one	Microsoft Office Starter	Unknown — not stated by the source
Bundled softwareKnown for one	Bing Bar Windows Live Essentials	Unknown — not stated by the source
Processor special features3 differ
Intel® Wireless Display (Intel® WiDi)	Yes	Yes
CPU configuration (max)	1	1
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithography	32 nm	32 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 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 Identity Protection Technology version	1.00	1.00
Intel Rapid Storage Technology	No	No
Intel Trusted Execution Technology	No	No
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)	No	No
Intel® AES New Instructions (Intel® AES-NI)	Yes	Yes
Intel® Anti-Theft Technology (Intel® AT)	Yes	Yes
Intel® Clear Video HD Technology (Intel® CVT HD)	Yes	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)	Yes	Yes
Intel® Identity Protection Technology (Intel® IPT)	Yes	Yes
Intel® InTru™ 3D Technology	Yes	Yes
Intel® Insider™	Yes	Yes
Intel® My WiFi Technology (Intel® MWT)	Yes	Yes
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Smart Cache	Yes	Yes
Intel® Turbo Boost Technology	2.0	2.0
Processor ARK IDDiffers	53470	53450
Processor codeDiffers	SR02S	SR04W
Processor package sizeDiffers	31 mm	37.5x37.5 (rPGA988B); 31 x 24 (BGA1023)
Supported instruction sets	AVX	AVX
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	No	No
Battery3 differ
Battery technologyDiffers	Lithium-Ion (Li-Ion)	Lithium Polymer (LiPo)
Number of battery cellsKnown for one	6	Unknown — not stated by the source
Battery capacityDiffers	4400 mAh	54 Wh
Battery life (max)Differs	3 h	7 h
Power1 differ
AC adapter powerDiffers	90 W	65 W
AC adapter frequencyKnown for one	50 - 60 Hz	Unknown — not stated by the source
DC-in jack	Yes	Yes
Security1 differ
Cable lock slotDiffers	Yes	No
Cable lock slot typeKnown for one	Kensington	Unknown — not stated by the source
Fingerprint reader	No	No
Password protection typeKnown for one	BIOS, HDD, Supervisor	Unknown — not stated by the source
Certificatesidentical
CertificationKnown for one	Green	Unknown — not stated by the source
Compliance certificatesKnown for one	Unknown — not stated by the source	RoHS
Sustainability1 differ
Sustainability certificatesDiffers	ENERGY STAR	EPEAT Gold, ENERGY STAR
Weight & dimensions4 differ
WeightDiffers	3.3 kg	1.98 kg
Width (imperial)Differs	41.4 cm (16.3")	34 cm (13.4")
Depth (imperial)Differs	27.4 cm (10.8")	23.1 cm (9.1")
Height (imperial)Differs	3.56 cm (1.4")	2.26 cm (0.89")
WidthKnown for one	Unknown — not stated by the source	340 mm
DepthKnown for one	Unknown — not stated by the source	230 mm
HeightKnown for one	Unknown — not stated by the source	22.6 mm
Packaging contentidentical
AC adapter included	Yes	Yes
Remote control includedKnown for one	No	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
Power requirementsKnown for one	100-240V	Unknown — not stated by the source
Power supply type	AC/DC	AC/DC
TV tuner integratedKnown for one	No	Unknown — not stated by the source
Supplied AC adapter type	AC	AC
Internal modemKnown for one	Unknown — not stated by the source	No
Cameraidentical
Front camera resolution (numeric)Known for one	Unknown — not stated by the source	1.3 MP

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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