Product comparison · 2 laptops

Lenovo ThinkPad T571 Intel® Core™ i7 i7-7600U Laptop vs Lenovo ThinkPad E580

150specifications compared
47differ
103identical
38known for one product only

Key differences

Housing material
- ThinkPad T571 Intel® Core™ i7 i7-7600U Laptop:Glass fibre
- ThinkPad E580:Aluminium
Display diagonal
- ThinkPad T571 Intel® Core™ i7 i7-7600U Laptop:39.9 cm (15.7")
- ThinkPad E580:39.6 cm (15.6")
Native aspect ratio
- ThinkPad T571 Intel® Core™ i7 i7-7600U Laptop:16:10
- ThinkPad E580:16:9
Processor family
- ThinkPad T571 Intel® Core™ i7 i7-7600U Laptop:Intel® Core™ i7
- ThinkPad E580:Intel® Core™ i5
Processor generation
- ThinkPad T571 Intel® Core™ i7 i7-7600U Laptop:7th gen Intel® Core™ i7
- ThinkPad E580:8th gen Intel® Core™ i5
Processor model
- ThinkPad T571 Intel® Core™ i7 i7-7600U Laptop:i7-7600U
- ThinkPad E580:i5-8250U
Processor cores
- ThinkPad T571 Intel® Core™ i7 i7-7600U Laptop:2
- ThinkPad E580:4
Processor threads
- ThinkPad T571 Intel® Core™ i7 i7-7600U Laptop:4
- ThinkPad E580:8

Side by side

Differences highlightedShow differences only

Comparison of T571, ThinkPad E580
188 specifications	A Lenovo ThinkPad T571 Intel® Core™ i7 i7-7600U Laptop Model T571 View product	B Lenovo ThinkPad E580 View product
Design1 differ
Product type	Laptop	Laptop
Product colour	Black	Black
Form factor	Clamshell	Clamshell
Housing materialDiffers	Glass fibre	Aluminium
Market positioning	Business	Business
Display2 differ
Display diagonalDiffers	39.9 cm (15.7")	39.6 cm (15.6")
Display resolution	1920 x 1080 pixels	1920 x 1080 pixels
Touchscreen	No	No
HD type	Full HD	Full HD
Panel type	IPS	IPS
LED backlight	Yes	Yes
Native aspect ratioDiffers	16:10	16:9
Display surface	Matt	Matt
Screen shapeKnown for one	Unknown — not stated by the source	Flat
Display brightnessKnown for one	Unknown — not stated by the source	250 cd/m²
Processor13 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i7	Intel® Core™ i5
Processor generationDiffers	7th gen Intel® Core™ i7	8th gen Intel® Core™ i5
Processor modelDiffers	i7-7600U	i5-8250U
Processor coresDiffers	2	4
Processor threadsDiffers	4	8
Processor boost frequencyDiffers	3.9 GHz	3.4 GHz
Processor frequencyDiffers	2.8 GHz	1.6 GHz
System bus rate	4 GT/s	4 GT/s
Processor cacheDiffers	4 MB	6 MB
Processor cache type	Smart Cache	Smart Cache
Processor socket	BGA 1356	BGA 1356
Processor lithography	14 nm	14 nm
Processor operating modes	64-bit	64-bit
Processor codenameDiffers	Kaby Lake	Kaby Lake R
Bus type	OPI	OPI
SteppingDiffers	H0	Y0
Thermal Design Power (TDP)	15 W	15 W
Configurable TDP-up frequencyDiffers	2.9 GHz	1.8 GHz
Configurable TDP-up	25 W	25 W
Configurable TDP-downDiffers	7.5 W	10 W
Configurable TDP-down frequency	0.8 GHz	0.8 GHz
Tjunction	100 °C	100 °C
Maximum number of PCI Express lanes	12	12
PCI Express configurationsDiffers	1x2, 1x4, 2x2, 2x1, 4x1	1x2+2x1, 1x4, 2x2, 4x1
PCI Express slots version	3.0	3.0
ECC supported by processor	No	No
Processor seriesKnown for one	Intel Core i7-7600 Mobile Series	Unknown — not stated by the source
Memory2 differ
Internal memory	8 GB	8 GB
Internal memory type	DDR4-SDRAM	DDR4-SDRAM
Memory clock speedDiffers	2134 MHz	2400 MHz
Memory form factor	SO-DIMM	SO-DIMM
Memory layout (slots x size)	1 x 8 GB	1 x 8 GB
Memory slots	2x SO-DIMM	2x SO-DIMM
Maximum internal memoryDiffers	33 GB	32 GB
Maximum internal memory (64-bit)	32 GB	32 GB
Storage3 differ
Total storage capacityDiffers	512 GB	256 GB
Storage media	SSD	SSD
Number of SSDs installed	1	1
SSD capacityDiffers	512 GB	256 GB
SSD form factorKnown for one	Unknown — not stated by the source	M.2
Optical drive type	No	No
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	MMC, SD, SDHC, SDXC	MicroSD (TransFlash)
Graphics3 differ
On-board graphics card	Yes	Yes
Discrete graphics cardKnown for one	Unknown — not stated by the source	No
Discrete graphics card modelKnown for one	Unknown — not stated by the source	Not available
On-board graphics card modelDiffers	Intel® HD Graphics 620	Intel® UHD Graphics 620
Maximum on-board graphics card memory	32 GB	32 GB
On-board graphics card base frequency	300 MHz	300 MHz
On-board graphics card dynamic frequency (max)Differs	1150 MHz	1100 MHz
On-board graphics card DirectX version	12.0	12.0
On-board graphics card OpenGL version	4.4	4.4
On-board graphics card IDDiffers	0x5916	0x5917
On-board graphics card familyKnown for one	Intel® HD Graphics	Unknown — not stated by the source
Audio2 differ
Audio chipKnown for one	Unknown — not stated by the source	Conexant CX11852
Audio systemKnown for one	Unknown — not stated by the source	Dolby Advanced Audio
Number of built-in speakersDiffers	3	2
Speaker powerDiffers	3 W	2 W
Built-in subwooferKnown for one	Unknown — not stated by the source	No
Built-in microphone	Yes	Yes
Camera1 differ
Front camera	Yes	Yes
Front camera resolutionDiffers	1281 x 720 pixels	1280 x 720 pixels
Front camera signal format	720p	720p
Auto focusKnown for one	Unknown — not stated by the source	No
Front camera HD typeKnown for one	HD	Unknown — not stated by the source
Network1 differ
Wi-Fi	Yes	Yes
Top Wi-Fi standard	Wi-Fi 5 (802.11ac)	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 ratesKnown for one	Unknown — not stated by the source	10,100,1000 Mbit/s
Bluetooth	Yes	Yes
Bluetooth versionDiffers	4.2	4.1
Near Field Communication (NFC)Known for one	Unknown — not stated by the source	No
Ports & interfaces6 differ
USB 2.0 ports quantityDiffers	0	1
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	3	2
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	1	1
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantityDiffers	2	1
HDMI version	1.4b	1.4b
DisplayPorts quantityDiffers	1	0
DVI portKnown for one	Unknown — not stated by the source	No
Thunderbolt ports quantityKnown for one	Unknown — not stated by the source	0
Thunderbolt 3 ports quantity	0	0
Headphone outputsKnown for one	Unknown — not stated by the source	0
S/PDIF out portKnown for one	Unknown — not stated by the source	No
Combo headphone/mic port	Yes	Yes
Microphone inKnown for one	Unknown — not stated by the source	No
Docking connectorDiffers	Yes	No
ExpressCard slotKnown for one	Unknown — not stated by the source	No
SmartCard slotKnown for one	Unknown — not stated by the source	No
USB Sleep-and-Charge	Yes	Yes
USB Sleep-and-Charge portsDiffers	2	1
Mini DisplayPorts quantityKnown for one	1	Unknown — not stated by the source
Keyboardidentical
Pointing device	ThinkPad UltraNav	ThinkPad UltraNav
Numeric keypad	Yes	Yes
Spill-resistant keyboard	Yes	Yes
Windows keys	Yes	Yes
Keyboard backlitKnown for one	Yes	Unknown — not stated by the source
Full-size keyboardKnown for one	Yes	Unknown — not stated by the source
Softwareidentical
Operating system installed	Windows 10 Pro	Windows 10 Pro
Operating system architecture	64-bit	64-bit
Pre-installed softwareKnown for one	Unknown — not stated by the source	Lenovo Companion, PC Manager
Trial softwareKnown for one	Unknown — not stated by the source	McAfee Live Safe
Processor special features8 differ
CPU configuration (max)	1	1
Embedded options availableDiffers	Yes	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video Technology	Yes	Yes
Intel Enhanced Halt State	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 Smart Response Technology version	1.00	1.00
Intel Software Guard Extensions (Intel SGX)	Yes	Yes
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® 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® My WiFi Technology (Intel® MWT)	Yes	Yes
Intel® OS Guard	Yes	Yes
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Secure Key	Yes	Yes
Intel® Smart Response Technology	Yes	Yes
Intel® Turbo Boost Technology	2.0	2.0
Processor ARK IDDiffers	97466	124967
Processor codeDiffers	SR33Z	SR3LA
Processor package size	42 x 24 mm	42 x 24 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	14 nm	Unknown — not stated by the source
Intel® Smart CacheKnown for one	Yes	Unknown — not stated by the source
Batteryidentical
Battery technologyKnown for one	Unknown — not stated by the source	Lithium Polymer (LiPo)
Number of battery cellsKnown for one	Unknown — not stated by the source	3
Battery capacityKnown for one	Unknown — not stated by the source	45 Wh
Power2 differ
AC adapter powerDiffers	46 W	65 W
AC adapter frequencyDiffers	50/61 Hz	50 - 60 Hz
DC-in jack	Yes	Yes
AC adapter input voltageKnown for one	101 - 240 V	Unknown — not stated by the source
Securityidentical
Cable lock slot	Yes	Yes
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	ENERGY STAR	ENERGY STAR
Weight & dimensions3 differ
WeightDiffers	1.97 kg	2.1 kg
WidthDiffers	365.9 mm	369 mm
DepthDiffers	252.9 mm	252 mm
HeightKnown for one	Unknown — not stated by the source	19.9 mm
Height (front)Known for one	2 cm	Unknown — not stated by the source
Height (rear)Known for one	2.03 cm	Unknown — not stated by the source
Packaging contentidentical
AC adapter included	Yes	Yes
Manual	Yes	Yes
Power cord included	Yes	Yes
Quick start guideKnown for one	Yes	Unknown — not stated by the source
Warranty cardKnown for one	Yes	Unknown — not stated by the source
Other featuresidentical
3DKnown 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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