Product comparison · 2 laptops

Lenovo ThinkPad T450 vs Lenovo ThinkPad W541

138specifications compared
62differ
76identical
51known for one product only

Key differences

Product type
- ThinkPad T450:Laptop
- ThinkPad W541:Mobile workstation
Product colour
- ThinkPad T450:Black, Graphite
- ThinkPad W541:Black
Display diagonal
- ThinkPad T450:35.6 cm (14")
- ThinkPad W541:39.6 cm (15.6")
Display resolution
- ThinkPad T450:1600 x 900 pixels
- ThinkPad W541:1920 x 1080 pixels
Display brightness
- ThinkPad T450:250 cd/m²
- ThinkPad W541:300 cd/m²
Contrast ratio (typical)
- ThinkPad T450:400:1
- ThinkPad W541:500:1
Processor family
- ThinkPad T450:Intel® Core™ i5
- ThinkPad W541:Intel® Core™ i7
Processor generation
- ThinkPad T450:5th gen Intel® Core™ i5
- ThinkPad W541:4th gen Intel® Core™ i7

Side by side

Differences highlightedShow differences only

Comparison of ThinkPad T450, ThinkPad W541
189 specifications	A Lenovo ThinkPad T450 View product	B Lenovo ThinkPad W541 View product
Design2 differ
Product typeDiffers	Laptop	Mobile workstation
Product colourDiffers	Black, Graphite	Black
Housing materialKnown for one	Unknown — not stated by the source	Glass fibre, Plastic
Market positioningKnown for one	Business	Unknown — not stated by the source
Display4 differ
Display diagonalDiffers	35.6 cm (14")	39.6 cm (15.6")
Display resolutionDiffers	1600 x 900 pixels	1920 x 1080 pixels
Display brightnessDiffers	250 cd/m²	300 cd/m²
Contrast ratio (typical)Differs	400:1	500:1
HD typeKnown for one	HD+	Unknown — not stated by the source
Display surfaceKnown for one	Matt	Unknown — not stated by the source
Processor21 differ
Processor familyDiffers	Intel® Core™ i5	Intel® Core™ i7
Processor generationDiffers	5th gen Intel® Core™ i5	4th gen Intel® Core™ i7
Processor modelDiffers	i5-5300U	i7-4710MQ
Processor coresDiffers	2	4
Processor threadsDiffers	4	8
Processor boost frequencyDiffers	2.9 GHz	3.5 GHz
Processor frequencyDiffers	2.3 GHz	2.5 GHz
Processor cacheDiffers	3 MB	6 MB
Processor cache typeDiffers	L3	Smart Cache
Processor socketDiffers	BGA 1168	PGA946
Processor lithographyDiffers	14 nm	22 nm
Processor operating modesDiffers	32-bit, 64-bit	64-bit
Processor seriesDiffers	Intel® Core™ i5-5300 Mobile Series	Intel Core i7-4700 Mobile series
Processor codenameDiffers	Broadwell	Haswell
Bus typeDiffers	DMI2	DMI
SteppingDiffers	F0	C0
Thermal Design Power (TDP)Differs	15 W	47 W
TjunctionDiffers	105 °C	100 °C
Maximum number of PCI Express lanesDiffers	12	16
PCI Express configurationsDiffers	4x1, 2x4	1x16, 2x8, 1x8+2x4
PCI Express slots versionDiffers	2.0	3.0
Configurable TDP-downKnown for one	7.5 W	Unknown — not stated by the source
Configurable TDP-down frequencyKnown for one	0.6 GHz	Unknown — not stated by the source
Memory2 differ
Memory form factorKnown for one	Unknown — not stated by the source	SO-DIMM
Memory slotsDiffers	2x SO-DIMM	4x SO-DIMM
Maximum internal memoryDiffers	16 GB	32 GB
Maximum internal memory (64-bit)Known for one	Unknown — not stated by the source	32 GB
Storage3 differ
Total storage capacityDiffers	256 GB	500 GB
Storage mediaDiffers	SSD	HDD
Number of HDDs installedKnown for one	Unknown — not stated by the source	1
HDD capacityKnown for one	Unknown — not stated by the source	500 GB
HDD interfaceKnown for one	Unknown — not stated by the source	SATA III
HDD speedKnown for one	Unknown — not stated by the source	7200 RPM
HDD sizeKnown for one	Unknown — not stated by the source	2.5"
Optical drive typeDiffers	No	DVD±RW
Number of SSDs installedKnown for one	1	Unknown — not stated by the source
SSD capacityKnown for one	256 GB	Unknown — not stated by the source
SSD interfaceKnown for one	SATA III	Unknown — not stated by the source
Graphics6 differ
Discrete graphics cardKnown for one	Unknown — not stated by the source	Yes
Discrete graphics card modelKnown for one	Unknown — not stated by the source	NVIDIA® Quadro® K1100M
Discrete graphics card memoryKnown for one	Unknown — not stated by the source	2 GB
On-board graphics card modelDiffers	Intel® HD Graphics 5500	Intel® HD Graphics 4600
Maximum on-board graphics card memoryDiffers	16 GB	1.74 GB
On-board graphics card base frequencyDiffers	300 MHz	400 MHz
On-board graphics card dynamic frequency (max)Differs	900 MHz	1150 MHz
On-board graphics card DirectX versionDiffers	11.2	11.2/12
On-board graphics card IDDiffers	0x1616	0x416
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
Audio1 differ
Audio systemDiffers	HD	Dolby Home Theater v4
Networkidentical
Ethernet LAN data ratesKnown for one	Unknown — not stated by the source	10,100,1000 Mbit/s
Ports & interfaces2 differ
USB 2.0 ports quantityKnown for one	Unknown — not stated by the source	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	3	2
DisplayPorts quantityKnown for one	Unknown — not stated by the source	0
Thunderbolt ports quantityDiffers	0	1
Docking connectorKnown for one	Unknown — not stated by the source	Yes
ExpressCard slotKnown for one	Unknown — not stated by the source	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
Mini DisplayPorts quantityKnown for one	1	Unknown — not stated by the source
Performanceidentical
Motherboard chipsetKnown for one	Unknown — not stated by the source	Intel® QM87
Keyboard1 differ
Numeric keypadDiffers	No	Yes
Island-style keyboardKnown for one	Unknown — not stated by the source	Yes
Windows keysKnown for one	Unknown — not stated by the source	Yes
Softwareidentical
Recovery operating systemKnown for one	Windows 8.1 Pro	Unknown — not stated by the source
Processor special features14 differ
Intel Clear Video TechnologyDiffers	Yes	No
Intel Fast Memory AccessDiffers	Yes	No
Intel Flex Memory AccessDiffers	Yes	No
Intel TSX-NIDiffers	Yes	No
Intel TSX-NI versionDiffers	1.00	0.00
Intel Trusted Execution TechnologyDiffers	Yes	No
Intel Virtualization Technology for Directed I/O (VT-d)Differs	Yes	No
Intel® Anti-Theft Technology (Intel® AT)Differs	No	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Differs	Yes	No
Intel® Virtualization Technology (Intel® VT)Differs	VT-d, VT-x	VT-x
Processor ARK IDDiffers	85213	78931
Processor codeDiffers	SR23X	SR1PQ
Processor package sizeDiffers	40 x 24 x 1.3 mm	37.5 x 32 x 1.6 mm
Supported instruction setsDiffers	AVX 2.0	AVX 2.0, SSE4.1, SSE4.2
Graphics & IMC lithographyKnown for one	14 nm	Unknown — not stated by the source
Intel Small Business Advantage (SBA) versionKnown for one	1.00	Unknown — not stated by the source
Intel Smart Response Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel Stable Image Platform Program (SIPP)Known for one	Yes	Unknown — not stated by the source
Intel Stable Image Platform Program (SIPP) versionKnown for one	1.00	Unknown — not stated by the source
Intel® OS GuardKnown for one	Yes	Unknown — not stated by the source
Intel® Small Business Advantage (Intel® SBA)Known for one	Yes	Unknown — not stated by the source
Intel® Smart Response TechnologyKnown for one	Yes	Unknown — not stated by the source
Batteryidentical
Number of battery cellsKnown for one	Unknown — not stated by the source	9
Battery capacityKnown for one	Unknown — not stated by the source	99.9 Wh
Battery life (max)Known for one	Unknown — not stated by the source	11.1 h
Power1 differ
AC adapter powerDiffers	45 W	170 W
Security1 differ
Cable lock slotDiffers	No	Yes
Certificatesidentical
CertificationKnown for one	Unknown — not stated by the source	GREENGUARD
Weight & dimensions3 differ
WeightDiffers	1.73 kg	2.7 kg
WidthDiffers	339 mm	376.6 mm
DepthDiffers	232.5 mm	248.1 mm
Height (front)Known for one	Unknown — not stated by the source	2.79 cm
Height (rear)Known for one	Unknown — not stated by the source	2.95 cm
HeightKnown for one	21 mm	Unknown — not stated by the source
Packaging contentidentical
AC adapter includedKnown for one	Unknown — not stated by the source	Yes
Power cord includedKnown for one	Unknown — not stated by the source	Yes
Other features1 differ
Intel segment taggingDiffers	Home office, Small Business	Professional
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.

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