Product comparison · 2 laptops

Lenovo ThinkPad W541 vs Lenovo ThinkPad W550s

140specifications compared
54differ
86identical
49known for one product only

Key differences

Product type
- ThinkPad W541:Mobile workstation
- ThinkPad W550s:Laptop
Display diagonal
- ThinkPad W541:39.6 cm (15.6")
- ThinkPad W550s:39.4 cm (15.5")
Display resolution
- ThinkPad W541:1920 x 1080 pixels
- ThinkPad W550s:2880 x 1620 pixels
Display brightness
- ThinkPad W541:300 cd/m²
- ThinkPad W550s:350 cd/m²
Contrast ratio (typical)
- ThinkPad W541:500:1
- ThinkPad W550s:1000:1
Processor generation
- ThinkPad W541:4th gen Intel® Core™ i7
- ThinkPad W550s:5th gen Intel® Core™ i7
Processor model
- ThinkPad W541:i7-4710MQ
- ThinkPad W550s:i7-5500U
Processor cores
- ThinkPad W541:4
- ThinkPad W550s:2

Side by side

Differences highlightedShow differences only

Comparison of ThinkPad W541, ThinkPad W550s
189 specifications	A Lenovo ThinkPad W541 View product	B Lenovo ThinkPad W550s View product
Design1 differ
Product typeDiffers	Mobile workstation	Laptop
Housing materialKnown for one	Glass fibre, Plastic	Unknown — not stated by the source
Display4 differ
Display diagonalDiffers	39.6 cm (15.6")	39.4 cm (15.5")
Display resolutionDiffers	1920 x 1080 pixels	2880 x 1620 pixels
Display brightnessDiffers	300 cd/m²	350 cd/m²
Contrast ratio (typical)Differs	500:1	1000:1
HD typeKnown for one	Unknown — not stated by the source	Quad HD
Panel typeKnown for one	Unknown — not stated by the source	IPS
Display surfaceKnown for one	Unknown — not stated by the source	Matt
Processor20 differ
Processor generationDiffers	4th gen Intel® Core™ i7	5th gen Intel® Core™ i7
Processor modelDiffers	i7-4710MQ	i7-5500U
Processor coresDiffers	4	2
Processor threadsDiffers	8	4
Processor boost frequencyDiffers	3.5 GHz	3 GHz
Processor frequencyDiffers	2.5 GHz	2.4 GHz
Processor cacheDiffers	6 MB	4 MB
Processor cache typeDiffers	Smart Cache	L3
Processor socketDiffers	PGA946	BGA 1168
Processor lithographyDiffers	22 nm	14 nm
Processor operating modesDiffers	64-bit	32-bit, 64-bit
Processor seriesDiffers	Intel Core i7-4700 Mobile series	Intel Core i7-5500 Mobile Series
Processor codenameDiffers	Haswell	Broadwell
Bus typeDiffers	DMI	DMI2
SteppingDiffers	C0	F0
Thermal Design Power (TDP)Differs	47 W	15 W
TjunctionDiffers	100 °C	105 °C
Maximum number of PCI Express lanesDiffers	16	12
PCI Express configurationsDiffers	1x16, 2x8, 1x8+2x4	4x1, 2x4
PCI Express slots versionDiffers	3.0	2.0
Configurable TDP-downKnown for one	Unknown — not stated by the source	7.5 W
Configurable TDP-down frequencyKnown for one	Unknown — not stated by the source	0.6 GHz
Memory2 differ
Memory form factorKnown for one	SO-DIMM	Unknown — not stated by the source
Memory slotsDiffers	4x SO-DIMM	2x SO-DIMM
Maximum internal memoryDiffers	32 GB	16 GB
Maximum internal memory (64-bit)Known for one	32 GB	Unknown — not stated by the source
Storage3 differ
Total storage capacityDiffers	500 GB	256 GB
Storage mediaDiffers	HDD	SSD
Number of HDDs installedKnown for one	1	Unknown — not stated by the source
HDD capacityKnown for one	500 GB	Unknown — not stated by the source
HDD interfaceKnown for one	SATA III	Unknown — not stated by the source
HDD speedKnown for one	7200 RPM	Unknown — not stated by the source
HDD sizeKnown for one	2.5"	Unknown — not stated by the source
Optical drive typeDiffers	DVD±RW	No
Number of SSDs installedKnown for one	Unknown — not stated by the source	1
SSD capacityKnown for one	Unknown — not stated by the source	256 GB
SSD interfaceKnown for one	Unknown — not stated by the source	SATA III
Graphics6 differ
Discrete graphics cardKnown for one	Yes	Unknown — not stated by the source
Discrete graphics card modelKnown for one	NVIDIA® Quadro® K1100M	Unknown — not stated by the source
On-board graphics card modelDiffers	Intel® HD Graphics 4600	Intel® HD Graphics 5500
Maximum on-board graphics card memoryDiffers	1.74 GB	16 GB
On-board graphics card base frequencyDiffers	400 MHz	300 MHz
On-board graphics card dynamic frequency (max)Differs	1150 MHz	950 MHz
On-board graphics card DirectX versionDiffers	11.2/12	11.2
On-board graphics card IDDiffers	0x416	0x1616
Maximum resolutionKnown for one	3840 x 2160 pixels	Unknown — not stated by the source
Graphics card Open GL supportKnown for one	Yes	Unknown — not stated by the source
Audio1 differ
Audio systemDiffers	Dolby Home Theater v4	HD
Networkidentical
Ethernet LAN data ratesKnown for one	10,100,1000 Mbit/s	Unknown — not stated by the source
Ports & interfaces2 differ
USB 2.0 ports quantityKnown for one	2	Unknown — not stated by the source
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	2	3
DisplayPorts quantityKnown for one	0	Unknown — not stated by the source
Thunderbolt ports quantityDiffers	1	0
ExpressCard slotKnown for one	Yes	Unknown — not stated by the source
USB Sleep-and-ChargeKnown for one	Yes	Unknown — not stated by the source
USB Sleep-and-Charge portsKnown for one	1	Unknown — not stated by the source
Mini DisplayPorts quantityKnown for one	Unknown — not stated by the source	1
Performanceidentical
Motherboard chipsetKnown for one	Intel® QM87	Unknown — not stated by the source
Keyboardidentical
Island-style keyboardKnown for one	Yes	Unknown — not stated by the source
Windows keysKnown for one	Yes	Unknown — not stated by the source
Softwareidentical
Recovery operating systemKnown for one	Unknown — not stated by the source	Windows 8.1 Pro
Processor special features10 differ
Intel Clear Video TechnologyDiffers	No	Yes
Intel Fast Memory AccessDiffers	No	Yes
Intel Flex Memory AccessDiffers	No	Yes
Intel Virtualization Technology for Directed I/O (VT-d)Differs	No	Yes
Intel® Anti-Theft Technology (Intel® AT)Differs	Yes	No
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Differs	No	Yes
Intel® Virtualization Technology (Intel® VT)Differs	VT-x	VT-d, VT-x
Processor ARK IDDiffers	78931	85214
Processor codeDiffers	SR1PQ	SR23W
Processor package sizeDiffers	37.5 x 32 x 1.6 mm	40 x 24 x 1.3 mm
Graphics & IMC lithographyKnown for one	Unknown — not stated by the source	14 nm
Intel Small Business Advantage (SBA) versionKnown for one	Unknown — not stated by the source	1.00
Intel Smart Response Technology versionKnown for one	Unknown — not stated by the source	1.00
Intel Stable Image Platform Program (SIPP)Known for one	Unknown — not stated by the source	No
Intel Stable Image Platform Program (SIPP) versionKnown for one	Unknown — not stated by the source	0.00
Intel® OS GuardKnown for one	Unknown — not stated by the source	Yes
Intel® Small Business Advantage (Intel® SBA)Known for one	Unknown — not stated by the source	Yes
Intel® Smart Response TechnologyKnown for one	Unknown — not stated by the source	Yes
Batteryidentical
Number of battery cellsKnown for one	9	Unknown — not stated by the source
Battery capacityKnown for one	99.9 Wh	Unknown — not stated by the source
Battery life (max)Known for one	11.1 h	Unknown — not stated by the source
Power1 differ
AC adapter powerDiffers	170 W	65 W
Security1 differ
Cable lock slotDiffers	Yes	No
Certificatesidentical
CertificationKnown for one	GREENGUARD	Unknown — not stated by the source
Weight & dimensions3 differ
WeightDiffers	2.7 kg	2.27 kg
WidthDiffers	376.6 mm	380.6 mm
DepthDiffers	248.1 mm	258.2 mm
Height (front)Known for one	2.79 cm	Unknown — not stated by the source
Height (rear)Known for one	2.95 cm	Unknown — not stated by the source
HeightKnown for one	Unknown — not stated by the source	22.4 mm
Packaging contentidentical
AC adapter includedKnown for one	Yes	Unknown — not stated by the source
Power cord includedKnown for one	Yes	Unknown — not stated by the source
Optical driveidentical
LightScribeKnown for one	Unknown — not stated by the source	No

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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