Product comparison · 2 laptops

Lenovo T450S i5-5300U 8G 256GB-SSD 14'' vs Lenovo T550 i5-5300U 8G 180GB-SSD 15,6''

137specifications compared
12differ
125identical
22known for one product only

Key differences

The Lenovo T550 i5-5300U 8G 180GB-SSD 15,6'' has 1 x SO-DIMM more memory slots than the Lenovo T450S i5-5300U 8G 256GB-SSD 14'' (2x SO-DIMM vs 1x SO-DIMM). The Lenovo T550 i5-5300U 8G 180GB-SSD 15,6'' has 4 GB more maximum internal memory than the Lenovo T450S i5-5300U 8G 256GB-SSD 14'' (16 GB vs 12 GB). The Lenovo T550 i5-5300U 8G 180GB-SSD 15,6'' has 4 GB more maximum internal memory (64-bit) than the Lenovo T450S i5-5300U 8G 256GB-SSD 14'' (16 GB vs 12 GB). Only the Lenovo T550 i5-5300U 8G 180GB-SSD 15,6'' has numeric keypad. Display diagonal: 35.6 cm (14") on the Lenovo T450S i5-5300U 8G 256GB-SSD 14'', 39.6 cm (15.6") on the Lenovo T550 i5-5300U 8G 180GB-SSD 15,6''.

Display diagonal
- T450S i5-5300U 8G 256GB-SSD 14'':35.6 cm (14")
- T550 i5-5300U 8G 180GB-SSD 15,6'':39.6 cm (15.6")
Memory form factor
- T450S i5-5300U 8G 256GB-SSD 14'':On-board + SO-DIMM
- T550 i5-5300U 8G 180GB-SSD 15,6'':SO-DIMM
Memory slots
- T450S i5-5300U 8G 256GB-SSD 14'':1x SO-DIMM
- T550 i5-5300U 8G 180GB-SSD 15,6'':2x SO-DIMM
Maximum internal memory
- T450S i5-5300U 8G 256GB-SSD 14'':12 GB
- T550 i5-5300U 8G 180GB-SSD 15,6'':16 GB
Maximum internal memory (64-bit)
- T450S i5-5300U 8G 256GB-SSD 14'':12 GB
- T550 i5-5300U 8G 180GB-SSD 15,6'':16 GB
Total storage capacity
- T450S i5-5300U 8G 256GB-SSD 14'':256 GB
- T550 i5-5300U 8G 180GB-SSD 15,6'':180 GB
SSD capacity
- T450S i5-5300U 8G 256GB-SSD 14'':256 GB
- T550 i5-5300U 8G 180GB-SSD 15,6'':180 GB
Speaker power
- T450S i5-5300U 8G 256GB-SSD 14'':2 W
- T550 i5-5300U 8G 180GB-SSD 15,6'':1 W

Side by side

Differences highlightedShow differences only

Comparison of T450S i5-5300U 8G 256GB-SSD 14'', T550 i5-5300U 8G 180GB-SSD 15,6''
159 specifications	A Lenovo T450S i5-5300U 8G 256GB-SSD 14''View product	B Lenovo T550 i5-5300U 8G 180GB-SSD 15,6''View product
Designidentical
Product type	Laptop	Laptop
Product colour	Black	Black
Form factor	Clamshell	Clamshell
Housing materialKnown for one	Glass-reinforced plastic (GRP)	Unknown — not stated by the source
Market positioningKnown for one	Business	Unknown — not stated by the source
Display1 differ
Display diagonalDiffers	35.6 cm (14")	39.6 cm (15.6")
TouchscreenKnown for one	No	Unknown — not stated by the source
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Display surface	Matt	Matt
Processoridentical
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™ i5	Intel® Core™ i5
Processor generation	5th gen Intel® Core™ i5	5th gen Intel® Core™ i5
Processor model	i5-5300U	i5-5300U
Processor cores	2	2
Processor threads	4	4
Processor boost frequency	2.9 GHz	2.9 GHz
Processor frequency	2.3 GHz	2.3 GHz
System bus rate	5 GT/s	5 GT/s
Processor cache	3 MB	3 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 series	Intel® Core™ i5-5300 Mobile Series	Intel® Core™ i5-5300 Mobile Series
Processor codename	Broadwell	Broadwell
Bus type	DMI2	DMI2
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
Memory4 differ
Internal memory	8 GB	8 GB
Internal memory type	DDR3L-SDRAM	DDR3L-SDRAM
Memory clock speed	1600 MHz	1600 MHz
Memory form factorDiffers	On-board + SO-DIMM	SO-DIMM
Memory slotsDiffers	1x SO-DIMM	2x SO-DIMM
Maximum internal memoryDiffers	12 GB	16 GB
Maximum internal memory (64-bit)Differs	12 GB	16 GB
Storage2 differ
Total storage capacityDiffers	256 GB	180 GB
Storage media	SSD	SSD
HDD sizeKnown for one	2.5"	Unknown — not stated by the source
Number of SSDs installed	1	1
SSD capacityDiffers	256 GB	180 GB
Optical drive type	No	No
Card reader integrated	Yes	Yes
Compatible memory cardsKnown for one	MMC, SD, SDHC, SDXC	Unknown — not stated by the source
Graphicsidentical
On-board graphics card	Yes	Yes
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)	900 MHz	900 MHz
On-board graphics card DirectX version	11.2	11.2
On-board graphics card ID	0x1616	0x1616
Audio1 differ
Audio chip	Realtek ALC3232	Realtek ALC3232
Number of built-in speakers	2	2
Speaker powerDiffers	2 W	1 W
Built-in microphone	Yes	Yes
Cameraidentical
Front camera	Yes	Yes
Front camera HD typeKnown for one	HD	Unknown — not stated by the source
Front camera resolutionKnown for one	1280 x 720 pixels	Unknown — not stated by the source
Front camera signal format	720p	720p
Auto focusKnown for one	Unknown — not stated by the source	No
Networkidentical
Wi-Fi	Yes	Yes
Ethernet LAN	Yes	Yes
Ethernet LAN data ratesKnown for one	10,1000,100 Mbit/s	Unknown — not stated by the source
Bluetooth	Yes	Yes
Bluetooth version	4.0	4.0
Ports & interfacesidentical
USB 2.0 ports quantity	0	0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	3	3
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity	0	0
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity	0	0
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity	0	0
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantity	0	0
DisplayPorts quantity	0	0
Mini DisplayPorts quantity	1	1
VGA (D-Sub) ports quantity	1	1
Thunderbolt 3 ports quantity	0	0
Combo headphone/mic port	Yes	Yes
Docking connector	Yes	Yes
USB Sleep-and-Charge	Yes	Yes
USB Sleep-and-Charge ports	1	1
DVI portKnown for one	Unknown — not stated by the source	No
Thunderbolt ports quantityKnown for one	Unknown — not stated by the source	0
Headphone outputsKnown for one	Unknown — not stated by the source	0
Keyboard2 differ
Pointing deviceDiffers	ThinkPad UltraNav	Touchpad
Numeric keypadDiffers	No	Yes
Spill-resistant keyboard	Yes	Yes
Full-size keyboard	Yes	Yes
Windows keys	Yes	Yes
Softwareidentical
Operating system architectureKnown for one	64-bit	Unknown — not stated by the source
Processor special featuresidentical
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 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 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)	Yes	Yes
Intel Stable Image Platform Program (SIPP) version	1.00	1.00
Intel TSX-NI	Yes	Yes
Intel TSX-NI version	1.00	1.00
Intel Trusted Execution Technology	Yes	Yes
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® 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® 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
Processor ARK ID	85213	85213
Processor code	SR23X	SR23X
Processor package size	40 x 24 x 1.3 mm	40 x 24 x 1.3 mm
Supported instruction sets	AVX 2.0	AVX 2.0
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	Yes	Yes
Poweridentical
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	Yes	Yes
Trusted Platform Module (TPM)	Yes	Yes
Password protection	Yes	Yes
Password protection typeKnown for one	Power on, Supervisor, HDD	Unknown — not stated by the source
Certificatesidentical
Compliance certificates	RoHS	RoHS
Sustainabilityidentical
Sustainability certificates	EPEAT Silver, ENERGY STAR	EPEAT Silver, ENERGY STAR
Weight & dimensions2 differ
WeightKnown for one	1.59 kg	Unknown — not stated by the source
WidthDiffers	331 mm	380.6 mm
DepthDiffers	226 mm	258.2 mm
HeightKnown for one	20.6 mm	Unknown — not stated by the source
Packaging contentidentical
AC adapter included	Yes	Yes
ManualKnown for one	Yes	Unknown — not stated by the source
Power cord includedKnown for one	Yes	Unknown — not stated by the source
Warranty cardKnown for one	Yes	Unknown — not stated by the source
Other featuresidentical
Intel segment taggingKnown for one	Home office, Small Business	Unknown — not stated by the source
3DKnown for one	Unknown — not stated by the source	No
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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