Product comparison · 2 laptops

Lenovo ThinkPad E450 vs Lenovo ThinkPad X250 Intel® Core™ i5 i5-5200U Laptop

156specifications compared
32differ
124identical
44known for one product only

Key differences

Product colour
- ThinkPad E450:Black, Graphite
- ThinkPad X250 Intel® Core™ i5 i5-5200U Laptop:Black
Housing material
- ThinkPad E450:Plastic
- ThinkPad X250 Intel® Core™ i5 i5-5200U Laptop:Glass fibre, Plastic
Display diagonal
- ThinkPad E450:35.6 cm (14")
- ThinkPad X250 Intel® Core™ i5 i5-5200U Laptop:31.8 cm (12.5")
Display brightness
- ThinkPad E450:200 cd/m²
- ThinkPad X250 Intel® Core™ i5 i5-5200U Laptop:300 cd/m²
Processor family
- ThinkPad E450:Intel® Core™ i7
- ThinkPad X250 Intel® Core™ i5 i5-5200U Laptop:Intel® Core™ i5
Processor generation
- ThinkPad E450:5th gen Intel® Core™ i7
- ThinkPad X250 Intel® Core™ i5 i5-5200U Laptop:5th gen Intel® Core™ i5
Processor model
- ThinkPad E450:i7-5500U
- ThinkPad X250 Intel® Core™ i5 i5-5200U Laptop:i5-5200U
Processor boost frequency
- ThinkPad E450:3 GHz
- ThinkPad X250 Intel® Core™ i5 i5-5200U Laptop:2.7 GHz

Side by side

Differences highlightedShow differences only

Comparison of ThinkPad E450, X250
200 specifications	A Lenovo ThinkPad E450 View product	B Lenovo ThinkPad X250 Intel® Core™ i5 i5-5200U Laptop Model X250 View product
Design2 differ
Product type	Laptop	Laptop
Product colourDiffers	Black, Graphite	Black
Form factor	Clamshell	Clamshell
Housing materialDiffers	Plastic	Glass fibre, Plastic
Market positioningKnown for one	Business	Unknown — not stated by the source
Display2 differ
Display diagonalDiffers	35.6 cm (14")	31.8 cm (12.5")
Display resolution	1366 x 768 pixels	1366 x 768 pixels
Touchscreen	No	No
Panel typeKnown for one	Unknown — not stated by the source	IPS
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Display brightnessDiffers	200 cd/m²	300 cd/m²
Contrast ratio (typical)Known for one	Unknown — not stated by the source	700:1
Processor8 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i7	Intel® Core™ i5
Processor generationDiffers	5th gen Intel® Core™ i7	5th gen Intel® Core™ i5
Processor modelDiffers	i7-5500U	i5-5200U
Processor cores	2	2
Processor threads	4	4
Processor boost frequencyDiffers	3 GHz	2.7 GHz
Processor frequencyDiffers	2.4 GHz	2.2 GHz
System bus rate	5 GT/s	5 GT/s
Processor cacheDiffers	4 MB	3 MB
Processor cache typeDiffers	L3	Smart Cache
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 i7-5500 Mobile Series	Intel® Core™ i5-5200 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
Memory3 differ
Internal memory	4 GB	4 GB
Internal memory type	DDR3L-SDRAM	DDR3L-SDRAM
Memory clock speed	1600 MHz	1600 MHz
Memory form factor	SO-DIMM	SO-DIMM
Memory layout (slots x size)	1 x 4 GB	1 x 4 GB
Memory slotsDiffers	2x SO-DIMM	1x SO-DIMM
Maximum internal memoryDiffers	16 GB	8 GB
Maximum internal memory (64-bit)Differs	16 GB	8 GB
Storage1 differ
Total storage capacity	500 GB	500 GB
Storage mediaDiffers	HDD	Hybrid-HDD
Number of HDDs installed	1	1
Hybrid-HDD capacityKnown for one	Unknown — not stated by the source	500 GB
HDD sizeKnown for one	Unknown — not stated by the source	2.5"
Optical drive type	No	No
Card reader integrated	Yes	Yes
Compatible memory cards	MMC, SD, SDHC, SDXC	MMC, SD, SDHC, SDXC
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
Graphics4 differ
On-board graphics card	Yes	Yes
Discrete graphics cardDiffers	Yes	No
Discrete graphics card modelDiffers	AMD Radeon R7 M260	Not available
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	950 MHz	900 MHz
On-board graphics card DirectX version	11.2	11.2
On-board graphics card ID	0x1616	0x1616
Maximum resolutionDiffers	1920 x 1080 pixels	3840 x 2160 pixels
Graphics card Open GL support	Yes	Yes
Discrete graphics card memoryKnown for one	2 GB	Unknown — not stated by the source
Discrete graphics memory typeKnown for one	GDDR3	Unknown — not stated by the source
Number of discrete graphics cards installedKnown for one	1	Unknown — not stated by the source
Number of discrete graphics cards supportedKnown for one	1	Unknown — not stated by the source
Audio2 differ
Audio systemDiffers	Dolby Advanced Audio v4	Dolby Advanced Audio
Number of built-in speakers	2	2
Speaker powerDiffers	2 W	1.5 W
Built-in microphone	Yes	Yes
Cameraidentical
Front camera	Yes	Yes
Front camera resolutionKnown for one	Unknown — not stated by the source	1280 x 720 pixels
Optical driveidentical
LightScribe	No	No
Networkidentical
Wi-Fi	Yes	Yes
Top Wi-Fi standardKnown for one	Unknown — not stated by the source	Wi-Fi 5 (802.11ac)
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 rates	10,100,1000 Mbit/s	10,100,1000 Mbit/s
Bluetooth	Yes	Yes
Bluetooth version	4.0	4.0
Ports & interfaces3 differ
USB 2.0 ports quantityDiffers	1	0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	2	2
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantityDiffers	1	0
DisplayPorts quantity	0	0
Mini DisplayPorts quantityKnown for one	Unknown — not stated by the source	1
DVI port	No	No
VGA (D-Sub) ports quantityDiffers	0	1
Thunderbolt ports quantity	0	0
S/PDIF out port	No	No
Combo headphone/mic port	Yes	Yes
Microphone inKnown for one	Unknown — not stated by the source	No
Docking connector	Yes	Yes
ExpressCard slot	No	No
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
USB Sleep-and-Charge	Yes	Yes
USB Sleep-and-Charge ports	1	1
Performanceidentical
Motherboard chipsetKnown for one	Unknown — not stated by the source	Intel SoC
Keyboardidentical
Pointing device	ThinkPad UltraNav	ThinkPad UltraNav
Keyboard backlitKnown for one	Unknown — not stated by the source	Yes
Numeric keypad	No	No
Spill-resistant keyboard	Yes	Yes
Windows keys	Yes	Yes
Island-style keyboardKnown 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 features2 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 Connect TechnologyKnown for one	Unknown — not stated by the source	No
Intel Smart Response Technology version	1.00	1.00
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)	Yes	Yes
Intel® AES New Instructions (Intel® AES-NI)	Yes	Yes
Intel® Active Management Technology (Intel® AMT)Known for one	Unknown — not stated by the source	No
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® High Definition Audio (Intel® HD Audio)Known for one	Unknown — not stated by the source	No
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® Matrix Storage Technology (Intel® MST)Known for one	Unknown — not stated by the source	No
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® OS Guard	Yes	Yes
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Rapid Start TechnologyKnown for one	Unknown — not stated by the source	No
Intel® Secure Key	Yes	Yes
Intel® Small Business Advantage (Intel® SBA)	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	85214	85212
Processor codeDiffers	SR23W	SR23Y
Processor package size	40 x 24 x 1.3 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
Intel Stable Image Platform Program (SIPP)Known for one	No	Unknown — not stated by the source
Intel Stable Image Platform Program (SIPP) versionKnown for one	0.00	Unknown — not stated by the source
Intel TSX-NIKnown for one	No	Unknown — not stated by the source
Intel TSX-NI versionKnown for one	0.00	Unknown — not stated by the source
Intel® Smart CacheKnown for one	Yes	Unknown — not stated by the source
Battery1 differ
Number of battery cellsDiffers	6	3+3
Battery capacityKnown for one	Unknown — not stated by the source	47 Wh
Battery technologyKnown for one	Lithium-Ion (Li-Ion)	Unknown — not stated by the source
Battery life (max)Known for one	9 h	Unknown — not stated by the source
Power1 differ
AC adapter powerDiffers	65 W	45 W
AC adapter frequencyKnown for one	Unknown — not stated by the source	50 - 60 Hz
AC adapter input voltageKnown for one	Unknown — not stated by the source	100 - 240 V
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	Yes	Yes
Cable lock slot typeKnown for one	Unknown — not stated by the source	Kensington
Fingerprint reader	Yes	Yes
Trusted Platform Module (TPM)Known for one	Unknown — not stated by the source	Yes
Password protectionKnown for one	Yes	Unknown — not stated by the source
Password protection typeKnown for one	HDD, Power on, Supervisor	Unknown — not stated by the source
Certificatesidentical
Compliance certificates	RoHS	RoHS
Wi-Fi certifiedKnown for one	Unknown — not stated by the source	Yes
CertificationKnown for one	Unknown — not stated by the source	GREENGUARD
Sustainabilityidentical
Sustainability certificates	EPEAT Gold, ENERGY STAR	EPEAT Gold, ENERGY STAR
Weight & dimensions3 differ
WidthDiffers	339 mm	305.5 mm
DepthDiffers	239 mm	208.5 mm
HeightDiffers	24 mm	20.3 mm
WeightKnown for one	1.81 kg	Unknown — not stated by the source
Packaging contentidentical
AC adapter included	Yes	Yes
ManualKnown for one	Unknown — not stated by the source	Yes
Power cord included	Yes	Yes
Other featuresidentical
Intel segment taggingKnown for one	Unknown — not stated by the source	Home office, Small Business

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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