Product comparison · 2 laptops

Lenovo X1 Carbon + Bag(4X40H75820) & Mouse(4X30M56887) vs Lenovo X390 + USB-C Dock Gen 2 (40AS0090AU)

134specifications compared
13differ
121identical
23known for one product only

Key differences

The Lenovo X390 + USB-C Dock Gen 2 (40AS0090AU) has 8 GB more internal memory than the Lenovo X1 Carbon + Bag(4X40H75820) & Mouse(4X30M56887) (16 GB vs 8 GB). The Lenovo X390 + USB-C Dock Gen 2 (40AS0090AU) has 267 MHz more memory clock speed than the Lenovo X1 Carbon + Bag(4X40H75820) & Mouse(4X30M56887) (2400 MHz vs 2133 MHz). The Lenovo X390 + USB-C Dock Gen 2 (40AS0090AU) has 8 GB more maximum internal memory than the Lenovo X1 Carbon + Bag(4X40H75820) & Mouse(4X30M56887) (16 GB vs 8 GB). Only the Lenovo X390 + USB-C Dock Gen 2 (40AS0090AU) has card reader integrated. Display diagonal: 35.6 cm (14") on the Lenovo X1 Carbon + Bag(4X40H75820) & Mouse(4X30M56887), 33.8 cm (13.3") on the Lenovo X390 + USB-C Dock Gen 2 (40AS0090AU).

Display diagonal
- X1 Carbon + Bag(4X40H75820) & Mouse(4X30M56887):35.6 cm (14")
- X390 + USB-C Dock Gen 2 (40AS0090AU):33.8 cm (13.3")
Internal memory
- X1 Carbon + Bag(4X40H75820) & Mouse(4X30M56887):8 GB
- X390 + USB-C Dock Gen 2 (40AS0090AU):16 GB
Internal memory type
- X1 Carbon + Bag(4X40H75820) & Mouse(4X30M56887):LPDDR3-SDRAM
- X390 + USB-C Dock Gen 2 (40AS0090AU):DDR4-SDRAM
Memory clock speed
- X1 Carbon + Bag(4X40H75820) & Mouse(4X30M56887):2133 MHz
- X390 + USB-C Dock Gen 2 (40AS0090AU):2400 MHz
Maximum internal memory
- X1 Carbon + Bag(4X40H75820) & Mouse(4X30M56887):8 GB
- X390 + USB-C Dock Gen 2 (40AS0090AU):16 GB
Card reader integrated
- X1 Carbon + Bag(4X40H75820) & Mouse(4X30M56887):No
- X390 + USB-C Dock Gen 2 (40AS0090AU):Yes
Audio chip
- X1 Carbon + Bag(4X40H75820) & Mouse(4X30M56887):Realtek ALC3286
- X390 + USB-C Dock Gen 2 (40AS0090AU):Realtek ALC3287
Number of built-in speakers
- X1 Carbon + Bag(4X40H75820) & Mouse(4X30M56887):4
- X390 + USB-C Dock Gen 2 (40AS0090AU):2

Side by side

Differences highlightedShow differences only

Comparison of X1 Carbon + Bag(4X40H75820) & Mouse(4X30M56887), X390 + USB-C Dock Gen 2 (40AS0090AU)
157 specifications	A Lenovo X1 Carbon + Bag(4X40H75820) & Mouse(4X30M56887)View product	B Lenovo X390 + USB-C Dock Gen 2 (40AS0090AU)View product
Designidentical
Product type	Laptop	Laptop
Product colour	Black	Black
Form factor	Clamshell	Clamshell
Market positioningKnown for one	Unknown — not stated by the source	Business
Housing materialKnown for one	Carbon fibre, Magnesium	Unknown — not stated by the source
Display1 differ
Display diagonalDiffers	35.6 cm (14")	33.8 cm (13.3")
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Dual-screen	No	No
Processoridentical
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™ i5	Intel® Core™ i5
Processor generation	8th gen Intel® Core™ i5	8th gen Intel® Core™ i5
Processor model	i5-8265U	i5-8265U
Processor cores	4	4
Processor threads	8	8
Processor boost frequency	3.9 GHz	3.9 GHz
Processor frequency	1.6 GHz	1.6 GHz
System bus rate	4 GT/s	4 GT/s
Processor cache	6 MB	6 MB
Processor cache type	Smart Cache	Smart Cache
Processor socket	BGA 1528	BGA 1528
Processor lithography	14 nm	14 nm
Processor operating modes	64-bit	64-bit
Processor codename	Whiskey Lake	Whiskey Lake
Bus type	OPI	OPI
Thermal Design Power (TDP)	15 W	15 W
Configurable TDP-up frequency	1.8 GHz	1.8 GHz
Configurable TDP-up	25 W	25 W
Configurable TDP-down	10 W	10 W
Configurable TDP-down frequency	0.8 GHz	0.8 GHz
Tjunction	100 °C	100 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurations	1x4, 2x2	1x4, 2x2
PCI Express slots version	3.0	3.0
Memory4 differ
Internal memoryDiffers	8 GB	16 GB
Internal memory typeDiffers	LPDDR3-SDRAM	DDR4-SDRAM
Memory clock speedDiffers	2133 MHz	2400 MHz
Memory form factor	On-board	On-board
Maximum internal memoryDiffers	8 GB	16 GB
Maximum internal memory (64-bit)Known for one	8 GB	Unknown — not stated by the source
Storage1 differ
Total storage capacity	512 GB	512 GB
Storage media	SSD	SSD
Total SSDs capacity	512 GB	512 GB
Number of SSDs installed	1	1
SSD capacity	512 GB	512 GB
SSD form factorKnown for one	Unknown — not stated by the source	M.2
Optical drive type	No	No
Card reader integratedDiffers	No	Yes
Compatible memory cardsKnown for one	Unknown — not stated by the source	MicroSD (TransFlash)
Graphicsidentical
On-board graphics card	Yes	Yes
Discrete graphics card	No	No
Discrete graphics card model	Not available	Not available
On-board graphics card family	Intel® UHD Graphics	Intel® UHD Graphics
On-board graphics card model	Intel® UHD Graphics	Intel® UHD Graphics
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)	1100 MHz	1100 MHz
On-board graphics card DirectX version	12.0	12.0
On-board graphics card OpenGL version	4.5	4.5
On-board graphics card ID	0x3EA0	0x3EA0
Audio2 differ
Audio chipDiffers	Realtek ALC3286	Realtek ALC3287
Audio systemKnown for one	Unknown — not stated by the source	Dolby Audio Premium
Number of built-in speakersDiffers	4	2
Speaker powerKnown for one	Unknown — not stated by the source	1 W
Built-in microphone	Yes	Yes
Number of microphonesKnown for one	Unknown — not stated by the source	2
Audio decodersKnown for one	Dolby Atmos	Unknown — not stated by the source
Cameraidentical
Front camera	Yes	Yes
Front camera HD type	HD	HD
Front camera signal format	720p	720p
Privacy camera	Yes	Yes
Privacy type	Privacy shutter	Privacy shutter
Auto focus	No	No
Optical driveidentical
LightScribeKnown for one	Unknown — not stated by the source	No
Networkidentical
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)
Antenna type	2x2	2x2
Ethernet LANKnown for one	Unknown — not stated by the source	No
Bluetooth	Yes	Yes
WLAN controller modelKnown for one	Intel Dual Band Wireless-AC 9560	Unknown — not stated by the source
Bluetooth versionKnown for one	5.0	Unknown — not stated by the source
Ports & interfaces2 differ
USB 2.0 ports quantity	0	0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	2	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantityDiffers	0	1
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantityDiffers	2	1
HDMI ports quantity	1	1
HDMI version	1.4b	1.4b
DisplayPorts quantity	0	0
Thunderbolt 3 ports quantity	0	0
Combo headphone/mic port	Yes	Yes
Microphone inKnown for one	Unknown — not stated by the source	No
Docking connectorKnown for one	Unknown — not stated by the source	Yes
USB Type-C DisplayPort Alternate Mode	Yes	Yes
USB Sleep-and-Charge	Yes	Yes
USB Sleep-and-Charge ports	1	1
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantityKnown for one	0	Unknown — not stated by the source
Keyboardidentical
Pointing device	ThinkPad UltraNav	ThinkPad UltraNav
Numeric keypad	No	No
Spill-resistant keyboard	Yes	Yes
Windows keys	Yes	Yes
Softwareidentical
Operating system installed	Windows 10 Pro	Windows 10 Pro
Operating system architectureKnown for one	Unknown — not stated by the source	64-bit
Processor special featuresidentical
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 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)	No	No
Intel Stable Image Platform Program (SIPP) version	0.00	0.00
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)	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® 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 ID	149088	149088
Processor package size	46x24 mm	46x24 mm
Supported instruction sets	AVX 2.0, SSE4.1, SSE4.2	AVX 2.0, SSE4.1, SSE4.2
Thermal Monitoring Technologies	Yes	Yes
Battery3 differ
Battery technologyDiffers	Lithium-Ion (Li-Ion)	Lithium Polymer (LiPo)
Battery capacityDiffers	51 Wh	48 Wh
Battery life (max)Differs	18.3 h	17.6 h
Poweridentical
USB Power Delivery (USB PD)	Yes	Yes
USB Type-C charging portKnown for one	Yes	Unknown — not stated by the source
Securityidentical
Cable lock slot	Yes	Yes
Trusted Platform Module (TPM)	Yes	Yes
Password protection	Yes	Yes
Password protection type	HDD, Power on, Supervisor	HDD, Power on, Supervisor
Smart card readerKnown for one	No	Unknown — not stated by the source
Certificatesidentical
Compliance certificates	RoHS	RoHS
CertificationKnown for one	MIL-STD-810G	Unknown — not stated by the source
Sustainabilityidentical
Sustainability certificates	EPEAT Silver, ENERGY STAR	EPEAT Silver, ENERGY STAR
Packaging contentidentical
AC adapter included	Yes	Yes
ManualKnown for one	Unknown — not stated by the source	Yes
Other featuresidentical
3D	No	No
Weight & dimensionsidentical
WidthKnown for one	323 mm	Unknown — not stated by the source
DepthKnown for one	217 mm	Unknown — not stated by the source

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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