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
Product colour	Black	Black
Form factor	Clamshell	Clamshell
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
Touchscreen	No	No
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
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 manufacturer	Intel	Intel
Processor family	Intel® Core™ i7	Intel® Core™ i7
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
System bus rate	5 GT/s	5 GT/s
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
FSB Parity	No	No
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
ECC supported by processor	No	No
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
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	SO-DIMM	Unknown — not stated by the source
Memory layout (slots x size)	1 x 8 GB	1 x 8 GB
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
Card reader integrated	Yes	Yes
Compatible memory cards	MMC, SD, SDHC, SDXC	MMC, SD, SDHC, SDXC
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
On-board graphics card	Yes	Yes
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
Discrete graphics card memory	2 GB	2 GB
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
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
Number of built-in speakers	2	2
Speaker power	1 W	1 W
Built-in microphone	Yes	Yes
Cameraidentical
Front camera	Yes	Yes
Networkidentical
Wi-Fi	Yes	Yes
Wi-Fi standards	802.11a, Wi-Fi 5 (802.11ac), 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 ratesKnown for one	10,100,1000 Mbit/s	Unknown — not stated by the source
Bluetooth	Yes	Yes
Bluetooth version	4.0	4.0
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
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantity	0	0
DisplayPorts quantityKnown for one	0	Unknown — not stated by the source
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Thunderbolt ports quantityDiffers	1	0
S/PDIF out port	No	No
Combo headphone/mic port	Yes	Yes
Docking connector	Yes	Yes
ExpressCard slotKnown for one	Yes	Unknown — not stated by the source
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
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
Pointing device	ThinkPad UltraNav	ThinkPad UltraNav
Keyboard backlit	Yes	Yes
Numeric keypad	Yes	Yes
Island-style keyboardKnown for one	Yes	Unknown — not stated by the source
Spill-resistant keyboard	Yes	Yes
Windows keysKnown for one	Yes	Unknown — not stated by the source
Softwareidentical
Operating system installed	Windows 7 Professional	Windows 7 Professional
Operating system architecture	64-bit	64-bit
Recovery operating systemKnown for one	Unknown — not stated by the source	Windows 8.1 Pro
Processor special features10 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 TechnologyDiffers	No	Yes
Intel Demand Based Switching	No	No
Intel Dual Display Capable Technology	No	No
Intel Enhanced Halt State	Yes	Yes
Intel FDI Technology	Yes	Yes
Intel Fast Memory AccessDiffers	No	Yes
Intel Flex Memory AccessDiffers	No	Yes
Intel Identity Protection Technology version	1.00	1.00
Intel Rapid Storage Technology	No	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)Differs	No	Yes
Intel® AES New Instructions (Intel® AES-NI)	Yes	Yes
Intel® Anti-Theft Technology (Intel® AT)Differs	Yes	No
Intel® Clear Video HD Technology (Intel® CVT HD)	Yes	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Differs	No	Yes
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)	No	No
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Secure Key	Yes	Yes
Intel® Smart Cache	Yes	Yes
Intel® Turbo Boost Technology	2.0	2.0
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
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
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
Battery technology	Lithium-Ion (Li-Ion)	Lithium-Ion (Li-Ion)
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
DC-in jack	Yes	Yes
Security1 differ
Cable lock slotDiffers	Yes	No
Fingerprint reader	Yes	Yes
Trusted Platform Module (TPM)	Yes	Yes
Password protection	Yes	Yes
Password protection type	HDD, Power on, Supervisor	HDD, Power on, Supervisor
Certificatesidentical
Compliance certificates	RoHS	RoHS
CertificationKnown for one	GREENGUARD	Unknown — not stated by the source
Sustainabilityidentical
Sustainability certificates	EPEAT Gold, ENERGY STAR	EPEAT Gold, ENERGY STAR
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
Other featuresidentical
Intel segment tagging	Professional	Professional
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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