Product comparison · 2 laptops

Lenovo ThinkPad T450 vs Lenovo ThinkPad W550s

157specifications compared
29differ
128identical
4known for one product only

Key differences

Product colour
- ThinkPad T450:Black, Graphite
- ThinkPad W550s:Black
Display diagonal
- ThinkPad T450:35.6 cm (14")
- ThinkPad W550s:39.4 cm (15.5")
Display resolution
- ThinkPad T450:1600 x 900 pixels
- ThinkPad W550s:2880 x 1620 pixels
HD type
- ThinkPad T450:HD+
- ThinkPad W550s:Quad HD
Display brightness
- ThinkPad T450:250 cd/m²
- ThinkPad W550s:350 cd/m²
Contrast ratio (typical)
- ThinkPad T450:400:1
- ThinkPad W550s:1000:1
Processor family
- ThinkPad T450:Intel® Core™ i5
- ThinkPad W550s:Intel® Core™ i7
Processor generation
- ThinkPad T450:5th gen Intel® Core™ i5
- ThinkPad W550s:5th gen Intel® Core™ i7

Side by side

Differences highlightedShow differences only

Comparison of ThinkPad T450, ThinkPad W550s
161 specifications	A Lenovo ThinkPad T450 View product	B Lenovo ThinkPad W550s View product
Design1 differ
Product type	Laptop	Laptop
Product colourDiffers	Black, Graphite	Black
Form factor	Clamshell	Clamshell
Market positioningKnown for one	Business	Unknown — not stated by the source
Display5 differ
Display diagonalDiffers	35.6 cm (14")	39.4 cm (15.5")
Display resolutionDiffers	1600 x 900 pixels	2880 x 1620 pixels
Touchscreen	No	No
HD typeDiffers	HD+	Quad HD
Panel typeKnown for one	Unknown — not stated by the source	IPS
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Display surface	Matt	Matt
Display brightnessDiffers	250 cd/m²	350 cd/m²
Contrast ratio (typical)Differs	400:1	1000:1
Processor7 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i5	Intel® Core™ i7
Processor generationDiffers	5th gen Intel® Core™ i5	5th gen Intel® Core™ i7
Processor modelDiffers	i5-5300U	i7-5500U
Processor cores	2	2
Processor threads	4	4
Processor boost frequencyDiffers	2.9 GHz	3 GHz
Processor frequencyDiffers	2.3 GHz	2.4 GHz
System bus rate	5 GT/s	5 GT/s
Processor cacheDiffers	3 MB	4 MB
Processor cache type	L3	L3
Processor socket	BGA 1168	BGA 1168
Processor lithography	14 nm	14 nm
Processor operating modes	32-bit, 64-bit	32-bit, 64-bit
Processor seriesDiffers	Intel® Core™ i5-5300 Mobile Series	Intel Core i7-5500 Mobile Series
Processor codename	Broadwell	Broadwell
Bus type	DMI2	DMI2
FSB Parity	No	No
Stepping	F0	F0
Thermal Design Power (TDP)	15 W	15 W
Configurable TDP-down	7.5 W	7.5 W
Configurable TDP-down frequency	0.6 GHz	0.6 GHz
Tjunction	105 °C	105 °C
Maximum number of PCI Express lanes	12	12
PCI Express configurations	4x1, 2x4	4x1, 2x4
PCI Express slots version	2.0	2.0
ECC supported by processor	No	No
Memoryidentical
Internal memory	8 GB	8 GB
Internal memory type	DDR3L-SDRAM	DDR3L-SDRAM
Memory clock speed	1600 MHz	1600 MHz
Memory layout (slots x size)	1 x 8 GB	1 x 8 GB
Memory slots	2x SO-DIMM	2x SO-DIMM
Maximum internal memory	16 GB	16 GB
Storageidentical
Total storage capacity	256 GB	256 GB
Storage media	SSD	SSD
Number of SSDs installed	1	1
SSD capacity	256 GB	256 GB
SSD interface	SATA III	SATA III
Optical drive type	No	No
Card reader integrated	Yes	Yes
Compatible memory cards	MMC, SD, SDHC, SDXC	MMC, SD, SDHC, SDXC
Graphics1 differ
On-board graphics card	Yes	Yes
Discrete graphics card memoryKnown for one	Unknown — not stated by the source	2 GB
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card model	Intel® HD Graphics 5500	Intel® HD Graphics 5500
Maximum on-board graphics card memory	16 GB	16 GB
On-board graphics card base frequency	300 MHz	300 MHz
On-board graphics card dynamic frequency (max)Differs	900 MHz	950 MHz
On-board graphics card DirectX version	11.2	11.2
On-board graphics card ID	0x1616	0x1616
Audioidentical
Audio system	HD	HD
Number of built-in speakers	2	2
Speaker power	1 W	1 W
Built-in microphone	Yes	Yes
Cameraidentical
Front camera	Yes	Yes
Optical driveidentical
LightScribe	No	No
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
Bluetooth	Yes	Yes
Bluetooth version	4.0	4.0
Ports & interfacesidentical
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	3	3
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantity	0	0
Mini DisplayPorts quantity	1	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 connectorKnown for one	Unknown — not stated by the source	Yes
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
Keyboard1 differ
Pointing device	ThinkPad UltraNav	ThinkPad UltraNav
Keyboard backlit	Yes	Yes
Numeric keypadDiffers	No	Yes
Spill-resistant keyboard	Yes	Yes
Softwareidentical
Operating system installed	Windows 7 Professional	Windows 7 Professional
Operating system architecture	64-bit	64-bit
Recovery operating system	Windows 8.1 Pro	Windows 8.1 Pro
Processor special features8 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
Graphics & IMC lithography	14 nm	14 nm
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video Technology	Yes	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 Access	Yes	Yes
Intel Flex Memory Access	Yes	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 Small Business Advantage (SBA) version	1.00	1.00
Intel Smart Response Technology version	1.00	1.00
Intel Stable Image Platform Program (SIPP)Differs	Yes	No
Intel Stable Image Platform Program (SIPP) versionDiffers	1.00	0.00
Intel TSX-NIDiffers	Yes	No
Intel TSX-NI versionDiffers	1.00	0.00
Intel Trusted Execution TechnologyDiffers	Yes	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)	Yes	Yes
Intel® AES New Instructions (Intel® AES-NI)	Yes	Yes
Intel® Anti-Theft Technology (Intel® AT)	No	No
Intel® Clear Video HD Technology (Intel® CVT HD)	Yes	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	Yes	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® OS Guard	Yes	Yes
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Secure Key	Yes	Yes
Intel® Small Business Advantage (Intel® SBA)	Yes	Yes
Intel® Smart Cache	Yes	Yes
Intel® Smart Response Technology	Yes	Yes
Intel® Turbo Boost Technology	2.0	2.0
Intel® Virtualization Technology (Intel® VT)	VT-d, VT-x	VT-d, VT-x
Processor ARK IDDiffers	85213	85214
Processor codeDiffers	SR23X	SR23W
Processor package size	40 x 24 x 1.3 mm	40 x 24 x 1.3 mm
Supported instruction setsDiffers	AVX 2.0	AVX 2.0, SSE4.1, SSE4.2
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	Yes	Yes
Batteryidentical
Battery technology	Lithium-Ion (Li-Ion)	Lithium-Ion (Li-Ion)
Power1 differ
AC adapter powerDiffers	45 W	65 W
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	No	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
Sustainabilityidentical
Sustainability certificates	EPEAT Gold, ENERGY STAR	EPEAT Gold, ENERGY STAR
Weight & dimensions4 differ
WeightDiffers	1.73 kg	2.27 kg
WidthDiffers	339 mm	380.6 mm
DepthDiffers	232.5 mm	258.2 mm
HeightDiffers	21 mm	22.4 mm
Other features1 differ
Intel segment taggingDiffers	Home office, Small Business	Professional

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