Product comparison · 2 laptops

ASUS K50IJ-B1 laptop Intel® Core™2 Duo T6400 vs Lenovo ThinkPad T400 (276554G), CH

108specifications compared
37differ
71identical
31known for one product only

Key differences

Display diagonal
- K50IJ-B1 laptop Intel® Core™2 Duo T6400:39.6 cm (15.6")
- ThinkPad T400 (276554G), CH:35.8 cm (14.1")
Display resolution
- K50IJ-B1 laptop Intel® Core™2 Duo T6400:1366 x 768 pixels
- ThinkPad T400 (276554G), CH:1440 x 900 pixels
Native aspect ratio
- K50IJ-B1 laptop Intel® Core™2 Duo T6400:16:9
- ThinkPad T400 (276554G), CH:16:10
Processor model
- K50IJ-B1 laptop Intel® Core™2 Duo T6400:T6400
- ThinkPad T400 (276554G), CH:P8700
Processor frequency
- K50IJ-B1 laptop Intel® Core™2 Duo T6400:2 GHz
- ThinkPad T400 (276554G), CH:2.53 GHz
Processor cache
- K50IJ-B1 laptop Intel® Core™2 Duo T6400:2 MB
- ThinkPad T400 (276554G), CH:3 MB
Processor front side bus
- K50IJ-B1 laptop Intel® Core™2 Duo T6400:800 MHz
- ThinkPad T400 (276554G), CH:1066 MHz
Processor socket
- K50IJ-B1 laptop Intel® Core™2 Duo T6400:Socket 478
- ThinkPad T400 (276554G), CH:Socket 479

Side by side

Differences highlightedShow differences only

Comparison of K50IJ-B1, ThinkPad T400 (276554G), CH
139 specifications	A ASUS K50IJ-B1 laptop Intel® Core™2 Duo T6400 Model K50IJ-B1 View product	B Lenovo ThinkPad T400 (276554G), CH View product
Display3 differ
Display diagonalDiffers	39.6 cm (15.6")	35.8 cm (14.1")
Display resolutionDiffers	1366 x 768 pixels	1440 x 900 pixels
Native aspect ratioDiffers	16:9	16:10
Display surface	Gloss	Gloss
Processor8 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™2 Duo	Intel® Core™2 Duo
Processor modelDiffers	T6400	P8700
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	2 GHz	2.53 GHz
Processor cacheDiffers	2 MB	3 MB
Processor cache type	L2	L2
Processor front side busDiffers	800 MHz	1066 MHz
Processor socketDiffers	Socket 478	Socket 479
Processor lithography	45 nm	45 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core 2 Duo T6000 Series	Intel Core 2 Duo P8000 Series
Processor codename	Penryn	Penryn
Bus type	FSB	FSB
FSB Parity	No	No
Stepping	R0	R0
Thermal Design Power (TDP)Differs	35 W	25 W
Tjunction	105 °C	105 °C
Number of Processing Die Transistors	410 M	410 M
Processing Die size	107 mm²	107 mm²
CPU multiplier (bus/core ratio)Differs	10	9.5
ECC supported by processor	No	No
Memory4 differ
Internal memoryDiffers	4 GB	2 GB
Internal memory typeDiffers	DDR2-SDRAM	DDR3-SDRAM
Memory clock speedDiffers	800 MHz	1066 MHz
Memory layout (slots x size)Differs	2 x 2 GB	1 x 2 GB
Maximum internal memory	4 GB	4 GB
Storage2 differ
Total storage capacityDiffers	250 GB	320 GB
Number of HDDs installedKnown for one	Unknown — not stated by the source	1
HDD interface	SATA	SATA
HDD speed	5400 RPM	5400 RPM
Card reader integratedDiffers	Yes	No
Optical drive typeKnown for one	DVD Super Multi	Unknown — not stated by the source
Compatible memory cardsKnown for one	MMC, SD	Unknown — not stated by the source
Graphics1 differ
Discrete graphics card	Yes	Yes
Discrete graphics card modelDiffers	Intel GMA X4500M	AMD Mobility Radeon HD 3470
Maximum graphics card memoryKnown for one	Unknown — not stated by the source	0.256 GB
Audio1 differ
Audio systemDiffers	Azalia	HDA 24-bit
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
Speakers manufacturerKnown for one	Altec Lansing	Unknown — not stated by the source
Audio system full duplexKnown for one	Yes	Unknown — not stated by the source
Audio system direct 3D soundKnown for one	Yes	Unknown — not stated by the source
Cameraidentical
Front cameraKnown for one	Unknown — not stated by the source	No
Front camera resolution (numeric)Known for one	1.3 MP	Unknown — not stated by the source
Network2 differ
Networking features	Gigabit Ethernet, WLAN	Gigabit Ethernet, WLAN
Wireless technologyDiffers	802.11 b/g/n	Intel WiFi 5300AGN
BluetoothDiffers	No	Yes
Bluetooth versionKnown for one	Unknown — not stated by the source	2.0+EDR
Cabling technologyKnown for one	Unknown — not stated by the source	10/100/1000Base-T(X)
Ports & interfaces4 differ
USB 2.0 ports quantityDiffers	4	3
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantity	0	0
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Firewire (IEEE 1394) portsDiffers	0	1
Headphone outputs	1	1
S/PDIF out port	No	No
Microphone in	Yes	Yes
Docking connectorDiffers	No	Yes
ExpressCard slot	No	No
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
Modem (RJ-11) portsDiffers	0	1
TV-in port	No	No
TV-out	No	No
PS/2 ports quantity	0	0
Parallel ports quantity	0	0
Serial ports quantity	0	0
Keyboardidentical
Keyboard layoutKnown for one	Unknown — not stated by the source	QWERTY
Pointing deviceKnown for one	Touchpad	Unknown — not stated by the source
Software1 differ
Operating system installedDiffers	Windows Vista Home Premium	Windows Vista Business
Optional operating system suppliedKnown for one	Unknown — not stated by the source	Windows XP Professional
Drivers included	Yes	Yes
Bundled softwareKnown for one	ASUS DVD 6-in-1 Adobe Acrobat Reader 8.0 ASUS	Unknown — not stated by the source
Processor special features5 differ
Intel® Wireless Display (Intel® WiDi)	No	No
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Idle StatesKnown for one	Unknown — not stated by the source	Yes
Intel 64	Yes	Yes
Intel Clear Video Technology	No	No
Intel Demand Based Switching	No	No
Intel Dual Display Capable Technology	No	No
Intel Enhanced Halt StateDiffers	No	Yes
Intel FDI Technology	No	No
Intel Fast Memory Access	No	No
Intel Flex Memory Access	No	No
Intel Rapid Storage Technology	No	No
Intel Trusted Execution TechnologyDiffers	No	Yes
Intel VT-x with Extended Page Tables (EPT)	No	No
Intel Virtualization Technology (VT-x)Differs	No	Yes
Intel Virtualization Technology for Directed I/O (VT-d)	No	No
Intel® AES New Instructions (Intel® AES-NI)	No	No
Intel® Anti-Theft Technology (Intel® AT)	No	No
Intel® Clear Video HD Technology (Intel® CVT HD)	No	No
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)	No	No
Intel® InTru™ 3D Technology	No	No
Intel® Insider™	No	No
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® Quick Sync Video Technology	No	No
Intel® Turbo Boost Technology	No	No
Processor ARK IDDiffers	40479	37006
Processor codeDiffers	SLGJ4	SLGFE
Processor package size	35 x 35 mm	35 x 35 mm
Thermal Monitoring Technologies	No	No
Conflict-Free processor	No	No
Batteryidentical
Number of battery cellsKnown for one	Unknown — not stated by the source	6
Battery life (max)Known for one	Unknown — not stated by the source	6.3 h
Power1 differ
AC adapter powerDiffers	65 W	90 W
DC-in jack	Yes	Yes
AC adapter input voltageKnown for one	100 - 240 V	Unknown — not stated by the source
AC adapter output currentKnown for one	3.42 A	Unknown — not stated by the source
AC adapter output voltageKnown for one	19 V	Unknown — not stated by the source
Security1 differ
Cable lock slot	Yes	Yes
Cable lock slot typeDiffers	Kensington	IBM
Fingerprint readerKnown for one	Unknown — not stated by the source	Yes
HDD user password	Yes	Yes
Password protection typeKnown for one	BIOS	Unknown — not stated by the source
Weight & dimensions3 differ
WeightDiffers	2.6 kg	2.38 kg
WidthDiffers	370 mm	335 mm
DepthDiffers	256 mm	238 mm
HeightKnown for one	Unknown — not stated by the source	31.9 mm
Height (front)Known for one	3.1 cm	Unknown — not stated by the source
Height (rear)Known for one	3.55 cm	Unknown — not stated by the source
Packaging contentidentical
AC adapter included	Yes	Yes
Other features1 differ
Infrared data port	No	No
Internal modemDiffers	No	Yes
Modem speedKnown for one	Unknown — not stated by the source	56 Kbit/s
Intel segment taggingKnown for one	Unknown — not stated by the source	Home office, Small Business
Supplied AC adapter type	AC	AC
Performanceidentical
Motherboard chipsetKnown for one	Intel® GL40 Express	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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