Product comparison · 2 laptops

ASUS BU401LG-CZ033G Intel® Core™ i7 i7-4500U Laptop vs Lenovo T440p + LT1421p

144specifications compared
48differ
96identical
53known for one product only

Key differences

Processor family
- BU401LG-CZ033G Intel® Core™ i7 i7-4500U Laptop:Intel® Core™ i7
- T440p + LT1421p:Intel® Core™ i5
Processor generation
- BU401LG-CZ033G Intel® Core™ i7 i7-4500U Laptop:4th gen Intel® Core™ i7
- T440p + LT1421p:4th gen Intel® Core™ i5
Processor model
- BU401LG-CZ033G Intel® Core™ i7 i7-4500U Laptop:i7-4500U
- T440p + LT1421p:i5-4200M
Processor boost frequency
- BU401LG-CZ033G Intel® Core™ i7 i7-4500U Laptop:3 GHz
- T440p + LT1421p:3.1 GHz
Processor frequency
- BU401LG-CZ033G Intel® Core™ i7 i7-4500U Laptop:1.8 GHz
- T440p + LT1421p:2.5 GHz
Processor cache
- BU401LG-CZ033G Intel® Core™ i7 i7-4500U Laptop:4 MB
- T440p + LT1421p:3 MB
Processor socket
- BU401LG-CZ033G Intel® Core™ i7 i7-4500U Laptop:BGA 1168
- T440p + LT1421p:PGA946
Bus type
- BU401LG-CZ033G Intel® Core™ i7 i7-4500U Laptop:DMI2
- T440p + LT1421p:DMI

Side by side

Differences highlightedShow differences only

Comparison of BU401LG-CZ033G, T440p + LT1421p
197 specifications	A ASUS BU401LG-CZ033G Intel® Core™ i7 i7-4500U Laptop Model BU401LG-CZ033G View product	B Lenovo T440p + LT1421p View product
Designidentical
Product type	Laptop	Laptop
Product colour	Black	Black
Form factor	Clamshell	Clamshell
Housing materialKnown for one	Unknown — not stated by the source	Carbon fibre, Glass fibre, Plastic
Market positioning	Business	Business
Displayidentical
Display diagonal	35.6 cm (14")	35.6 cm (14")
Display resolution	1600 x 900 pixels	1600 x 900 pixels
Touchscreen	No	No
HD type	HD+	HD+
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Display brightnessKnown for one	Unknown — not stated by the source	250 cd/m²
Display surfaceKnown for one	Matt	Unknown — not stated by the source
Processor13 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i7	Intel® Core™ i5
Processor generationDiffers	4th gen Intel® Core™ i7	4th gen Intel® Core™ i5
Processor modelDiffers	i7-4500U	i5-4200M
Processor cores	2	2
Processor threads	4	4
Processor boost frequencyDiffers	3 GHz	3.1 GHz
Processor frequencyDiffers	1.8 GHz	2.5 GHz
System bus rateKnown for one	Unknown — not stated by the source	5 GT/s
Processor cacheDiffers	4 MB	3 MB
Processor cache type	Smart Cache	Smart Cache
Processor socketDiffers	BGA 1168	PGA946
Processor lithography	22 nm	22 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i7-4500 Mobile series	Intel Core i5-4200 Mobile series
Processor codename	Haswell	Haswell
Bus typeDiffers	DMI2	DMI
FSB Parity	No	No
Stepping	C0	C0
Thermal Design Power (TDP)Differs	15 W	37 W
Tjunction	100 °C	100 °C
Maximum number of PCI Express lanesDiffers	12	16
PCI Express configurationsDiffers	2x4	1x16, 2x8, 1x8+2x4
PCI Express slots versionDiffers	2.0	3.0
ECC supported by processor	No	No
Memory1 differ
Internal memory	8 GB	8 GB
Internal memory type	DDR3L-SDRAM	DDR3L-SDRAM
Memory clock speed	1600 MHz	1600 MHz
Memory form factorKnown for one	Unknown — not stated by the source	SO-DIMM
Memory layout (slots x size)Known for one	Unknown — not stated by the source	1 x 8 GB
Memory slotsKnown for one	Unknown — not stated by the source	2x SO-DIMM
Maximum internal memoryDiffers	12 GB	16 GB
Maximum internal memory (64-bit)Known for one	Unknown — not stated by the source	16 GB
Storage5 differ
Total storage capacityDiffers	628 GB	500 GB
Storage mediaDiffers	HDD+SSD	HDD
Number of HDDs installed	1	1
HDD capacity	500 GB	500 GB
HDD interfaceKnown for one	Unknown — not stated by the source	SATA III
HDD speedDiffers	5400 RPM	7200 RPM
HDD size	2.5"	2.5"
Optical drive typeDiffers	No	DVD±RW
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	MiniSD, PSVita, RS-MMC, SDHC	MMC, SD, SDHC, SDXC
Number of SSDs installedKnown for one	1	Unknown — not stated by the source
SSD capacityKnown for one	128 GB	Unknown — not stated by the source
SSD interfaceKnown for one	SATA III	Unknown — not stated by the source
Graphics5 differ
On-board graphics card	Yes	Yes
Discrete graphics card	Yes	Yes
Discrete graphics card model	NVIDIA® GeForce® GT 730M	NVIDIA® GeForce® GT 730M
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card modelDiffers	Intel® HD Graphics 4400	Intel® HD Graphics 4600
Maximum on-board graphics card memory	1.74 GB	1.74 GB
On-board graphics card base frequencyDiffers	200 MHz	400 MHz
On-board graphics card dynamic frequency (max)Differs	1100 MHz	1150 MHz
On-board graphics card DirectX versionDiffers	12	11.1
On-board graphics card IDDiffers	0xA16	0x416
Number of discrete graphics cards installedKnown for one	Unknown — not stated by the source	1
Number of discrete graphics cards supportedKnown for one	Unknown — not stated by the source	1
Maximum resolutionKnown for one	Unknown — not stated by the source	3840 x 2160 pixels
Graphics card Open GL supportKnown for one	Unknown — not stated by the source	Yes
Discrete graphics memory typeKnown for one	GDDR3	Unknown — not stated by the source
Audio1 differ
Audio systemDiffers	SonicMaster Lite	Dolby Advanced Audio v2
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
Built-in microphone	Yes	Yes
Cameraidentical
Front camera	Yes	Yes
Network1 differ
Mobile network connectionKnown for one	Unknown — not stated by the source	Yes
Mobile network generationKnown for one	Unknown — not stated by the source	4G
2G standardsKnown for one	Unknown — not stated by the source	Edge, GPRS, GSM
3G standardsKnown for one	Unknown — not stated by the source	HSPA
4G standardKnown for one	Unknown — not stated by the source	LTE
Wi-Fi	Yes	Yes
Top Wi-Fi standardKnown for one	Unknown — not stated by the source	Wi-Fi 5 (802.11ac)
Wi-Fi standardsDiffers	802.11b, 802.11g, Wi-Fi 4 (802.11n)	802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LAN	Yes	Yes
Ethernet LAN data rates	10,100,1000 Mbit/s	10,100,1000 Mbit/s
Bluetooth	Yes	Yes
Bluetooth version	4.0	4.0
WWANKnown for one	Unknown — not stated by the source	Installed
Ports & interfaces5 differ
USB 2.0 ports quantityDiffers	0	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	3	2
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantityDiffers	1	0
DisplayPorts quantity	0	0
Mini DisplayPorts quantityKnown for one	Unknown — not stated by the source	1
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Thunderbolt ports quantity	0	0
S/PDIF out port	No	No
Combo headphone/mic port	Yes	Yes
Docking connectorDiffers	No	Yes
ExpressCard slot	No	No
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slotDiffers	No	Yes
USB Sleep-and-ChargeKnown for one	Unknown — not stated by the source	Yes
USB Sleep-and-Charge portsKnown for one	Unknown — not stated by the source	1
Headphone outputsKnown for one	0	Unknown — not stated by the source
Microphone inKnown for one	No	Unknown — not stated by the source
Total number of SATA connectorsKnown for one	4	Unknown — not stated by the source
Number of SATA III connectorsKnown for one	4	Unknown — not stated by the source
Performanceidentical
Motherboard chipsetKnown for one	Unknown — not stated by the source	Intel® QM87
GPS (satellite)Known for one	Unknown — not stated by the source	Yes
Keyboard1 differ
Pointing deviceDiffers	Touchpad	ThinkPad UltraNav
Keyboard backlitKnown for one	Unknown — not stated by the source	Yes
Numeric keypad	No	No
Island-style keyboardKnown for one	Unknown — not stated by the source	Yes
Spill-resistant keyboardKnown for one	Unknown — not stated by the source	Yes
Windows keys	Yes	Yes
Softwareidentical
Operating system installed	Windows 7 Professional	Windows 7 Professional
Operating system architecture	64-bit	64-bit
Recovery operating systemKnown for one	Windows 8.1 Pro	Unknown — not stated by the source
Processor special features7 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
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	No	No
Intel Enhanced Halt StateDiffers	Yes	No
Intel FDI TechnologyDiffers	Yes	No
Intel Fast Memory Access	No	No
Intel Flex Memory Access	No	No
Intel Identity Protection Technology version	1.00	1.00
Intel Rapid Storage TechnologyDiffers	Yes	No
Intel Secure Key Technology version	1.00	1.00
Intel TSX-NI	No	No
Intel TSX-NI version	0.00	0.00
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)Differs	Yes	No
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Secure Key	Yes	Yes
Intel® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Intel® Turbo Boost Technology	2.0	2.0
Intel® Virtualization Technology (Intel® VT)	VT-x	VT-x
Processor ARK IDDiffers	75460	76348
Processor codeDiffers	SR16Z	SR1HA
Processor package sizeDiffers	40 x 24 x 1.5 mm	37.5 x 37.5 x 4.7 mm
Supported instruction sets	AVX 2.0, SSE4.1, SSE4.2	AVX 2.0, SSE4.1, SSE4.2
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	Yes	Yes
Intel ME Firmware VersionKnown for one	9.5	Unknown — not stated by the source
Intel Smart Connect TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel Smart Connect Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel® High Definition Audio (Intel® HD Audio)Known for one	Yes	Unknown — not stated by the source
Intel® Matrix Storage Technology (Intel® MST)Known for one	Yes	Unknown — not stated by the source
Battery2 differ
Battery technology	Lithium-Ion (Li-Ion)	Lithium-Ion (Li-Ion)
Number of battery cellsDiffers	4	6
Battery capacityDiffers	6840 mAh	56 Wh
Battery life (max)Known for one	Unknown — not stated by the source	7.2 h
Poweridentical
AC adapter powerKnown for one	Unknown — not stated by the source	90 W
DC-in jack	Yes	Yes
Security1 differ
Cable lock slot	Yes	Yes
Fingerprint reader	Yes	Yes
Trusted Platform Module (TPM)Known for one	Unknown — not stated by the source	Yes
Password protection	Yes	Yes
Password protection typeDiffers	BIOS, HDD, User	HDD, Power on, Supervisor
Cable lock slot typeKnown for one	Kensington	Unknown — not stated by the source
Certificates1 differ
Compliance certificates	RoHS	RoHS
CertificationDiffers	UL, TUV, MIC, CE Marking Compliance, FCC Compliance, BSMI, Australia C-TICK / NZ A-Tick Compliance, CCC, GOST-R, CB, EPEAT, Energy star, IDA, CECP, WEEE, Erp 2013, FIPS 201, TCO4.0, RoHS, JATE	GREENGUARD
Sustainability1 differ
Sustainability certificatesDiffers	ENERGY STAR	EPEAT Gold, ENERGY STAR
Weight & dimensions4 differ
WeightKnown for one	Unknown — not stated by the source	2.16 kg
WidthDiffers	339 mm	335 mm
DepthDiffers	234 mm	229.1 mm
Height (front)Differs	1.98 cm	2.79 cm
Height (rear)Differs	2.05 cm	3 cm
Packaging contentidentical
AC adapter included	Yes	Yes
Power cord includedKnown for one	Unknown — not stated by the source	Yes
Other featuresidentical
Intel segment taggingKnown for one	Unknown — not stated by the source	Home office, Small Business
Optical driveidentical
LightScribeKnown for one	No	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.

More laptop comparisons

All laptop comparisons