Product comparison · 2 laptops

Lenovo N21 Intel® Celeron® N2840 Chromebook vs Lenovo ThinkPad W541 DOS CH

120specifications compared
66differ
54identical
54known for one product only

Key differences

Product type
- N21 Intel® Celeron® N2840 Chromebook:Chromebook
- ThinkPad W541 DOS CH:Mobile workstation
Display diagonal
- N21 Intel® Celeron® N2840 Chromebook:29.5 cm (11.6")
- ThinkPad W541 DOS CH:39.4 cm (15.5")
Display resolution
- N21 Intel® Celeron® N2840 Chromebook:1366 x 768 pixels
- ThinkPad W541 DOS CH:2880 x 1620 pixels
Processor family
- N21 Intel® Celeron® N2840 Chromebook:Intel® Celeron®
- ThinkPad W541 DOS CH:Intel® Core™ i7
Processor model
- N21 Intel® Celeron® N2840 Chromebook:N2840
- ThinkPad W541 DOS CH:i7-4810MQ
Processor cores
- N21 Intel® Celeron® N2840 Chromebook:2
- ThinkPad W541 DOS CH:4
Processor threads
- N21 Intel® Celeron® N2840 Chromebook:2
- ThinkPad W541 DOS CH:8
Processor boost frequency
- N21 Intel® Celeron® N2840 Chromebook:2.58 GHz
- ThinkPad W541 DOS CH:3.8 GHz

Side by side

Differences highlightedShow differences only

Comparison of N21, ThinkPad W541 DOS CH
174 specifications	A Lenovo N21 Intel® Celeron® N2840 Chromebook Model N21 View product	B Lenovo ThinkPad W541 DOS CH View product
Design1 differ
Product typeDiffers	Chromebook	Mobile workstation
Product colour	Black	Black
Form factor	Clamshell	Clamshell
Display2 differ
Display diagonalDiffers	29.5 cm (11.6")	39.4 cm (15.5")
Display resolutionDiffers	1366 x 768 pixels	2880 x 1620 pixels
Touchscreen	No	No
HD typeKnown for one	Unknown — not stated by the source	Quad HD
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Display surfaceKnown for one	Unknown — not stated by the source	Matt
Processor15 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Celeron®	Intel® Core™ i7
Processor generationKnown for one	Unknown — not stated by the source	4th gen Intel® Core™ i7
Processor modelDiffers	N2840	i7-4810MQ
Processor coresDiffers	2	4
Processor threadsDiffers	2	8
Processor boost frequencyDiffers	2.58 GHz	3.8 GHz
Processor frequencyDiffers	2.16 GHz	2.8 GHz
System bus rateKnown for one	Unknown — not stated by the source	5 GT/s
Processor cacheDiffers	1 MB	6 MB
Processor cache typeDiffers	L2	Smart Cache
Processor lithography	22 nm	22 nm
Processor operating modesDiffers	32-bit, 64-bit	64-bit
Processor seriesDiffers	Intel Celeron Processor N2000 Series for Mobile	Intel Core i7-4800 Mobile series
Processor codenameDiffers	Bay Trail	Haswell
Bus typeKnown for one	Unknown — not stated by the source	DMI2
FSB Parity	No	No
Stepping	C0	C0
Thermal Design Power (TDP)Differs	7.5 W	47 W
Tjunction	100 °C	100 °C
Maximum number of PCI Express lanesDiffers	4	16
PCI Express configurationsDiffers	1x4	1x16, 2x8, 1x8+2x4
PCI Express slots versionDiffers	2.0	3.0
ECC supported by processor	No	No
Processor socketKnown for one	BGA 1170	Unknown — not stated by the source
Scenario Design Power (SDP)Known for one	4.5 W	Unknown — not stated by the source
Memory2 differ
Internal memoryDiffers	2 GB	16 GB
Internal memory type	DDR3L-SDRAM	DDR3L-SDRAM
Memory clock speedKnown for one	Unknown — not stated by the source	1600 MHz
Memory form factorKnown for one	Unknown — not stated by the source	SO-DIMM
Memory layout (slots x size)Known for one	Unknown — not stated by the source	2 x 8 GB
Memory slotsKnown for one	Unknown — not stated by the source	4x SO-DIMM
Maximum internal memoryDiffers	4 GB	32 GB
Storage4 differ
Total storage capacityDiffers	16 GB	512 GB
Storage media	SSD	SSD
HDD sizeKnown for one	Unknown — not stated by the source	2.5"
Number of SSDs installed	1	1
SSD capacityDiffers	16 GB	512 GB
SSD interfaceKnown for one	Unknown — not stated by the source	SATA III
Optical drive typeDiffers	No	DVD Super Multi DL
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	MMC, SD	MMC, SD, SDHC, SDXC
Graphics5 differ
On-board graphics card	Yes	Yes
Discrete graphics cardDiffers	No	Yes
Discrete graphics card modelDiffers	Not available	NVIDIA® Quadro® K2100M
Discrete graphics card memoryKnown for one	Unknown — not stated by the source	2 GB
Discrete graphics memory typeKnown for one	Unknown — not stated by the source	GDDR5
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card modelDiffers	Intel® HD Graphics	Intel® HD Graphics 4600
Maximum on-board graphics card memoryKnown for one	Unknown — not stated by the source	1.74 GB
On-board graphics card base frequencyDiffers	311 MHz	400 MHz
On-board graphics card dynamic frequency (max)Differs	792 MHz	1300 MHz
On-board graphics card DirectX versionKnown for one	Unknown — not stated by the source	11.1
On-board graphics card IDKnown for one	Unknown — not stated by the source	0x416
On-board graphics card burst frequencyKnown for one	792 MHz	Unknown — not stated by the source
Audioidentical
Audio systemKnown for one	Unknown — not stated by the source	Dolby Home Theater v4
Built-in microphone	Yes	Yes
Number of built-in speakersKnown for one	2	Unknown — not stated by the source
Cameraidentical
Front camera	Yes	Yes
Front camera resolution (numeric)Known for one	1 MP	Unknown — not stated by the source
Front camera resolutionKnown for one	1280 x 720 pixels	Unknown — not stated by the source
Network1 differ
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 LANDiffers	No	Yes
Ethernet LAN data ratesKnown for one	Unknown — not stated by the source	10,100,1000 Mbit/s
Bluetooth	Yes	Yes
Bluetooth version	4.0	4.0
Ports & interfaces7 differ
USB 2.0 ports quantityDiffers	1	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	1	2
Ethernet LAN (RJ-45) portsKnown for one	Unknown — not stated by the source	1
HDMI ports quantityDiffers	1	0
DisplayPorts quantity	0	0
DVI port	No	No
VGA (D-Sub) ports quantityDiffers	0	1
Thunderbolt ports quantityDiffers	0	1
Headphone outputs	0	0
S/PDIF out port	No	No
Combo headphone/mic port	Yes	Yes
Microphone in	No	No
Docking connectorDiffers	No	Yes
ExpressCard slotDiffers	No	Yes
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
Total number of SATA connectorsKnown for one	2	Unknown — not stated by the source
Performanceidentical
Motherboard chipsetKnown for one	Unknown — not stated by the source	Intel® QM87
Keyboard2 differ
Pointing deviceDiffers	Touchpad	Trackpad
Keyboard backlitKnown for one	Unknown — not stated by the source	Yes
Numeric keypadDiffers	No	Yes
Windows keysKnown for one	Unknown — not stated by the source	Yes
Keyboard layoutKnown for one	Unknown — not stated by the source	QWERTZ
Software1 differ
Operating system installedDiffers	ChromeOS	FreeDOS
Processor special features19 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
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video Technology	No	No
Intel Demand Based SwitchingDiffers	No	Yes
Intel Dual Display Capable Technology	No	No
Intel Enhanced Halt State	Yes	Yes
Intel FDI TechnologyDiffers	No	Yes
Intel Fast Memory Access	No	No
Intel Flex Memory Access	No	No
Intel Identity Protection Technology versionKnown for one	Unknown — not stated by the source	1.00
Intel QuickPath InterconnectKnown for one	Unknown — not stated by the source	Yes
Intel Rapid Storage Technology	No	No
Intel Secure Key Technology version	1.00	1.00
Intel TSX-NIKnown for one	Unknown — not stated by the source	No
Intel TSX-NI versionKnown for one	Unknown — not stated by the source	0.00
Intel Trusted Execution TechnologyDiffers	No	Yes
Intel VT-x with Extended Page Tables (EPT)Differs	No	Yes
Intel Virtualization Technology (VT-x)	Yes	Yes
Intel Virtualization Technology for Directed I/O (VT-d)Differs	No	Yes
Intel® AES New Instructions (Intel® AES-NI)Differs	No	Yes
Intel® Anti-Theft Technology (Intel® AT)Differs	No	Yes
Intel® Clear Video HD Technology (Intel® CVT HD)Differs	No	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	No	Yes
Intel® Identity Protection Technology (Intel® IPT)Differs	No	Yes
Intel® InTru™ 3D TechnologyDiffers	No	Yes
Intel® Insider™Differs	No	Yes
Intel® My WiFi Technology (Intel® MWT)Differs	No	Yes
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Secure Key	Yes	Yes
Intel® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Intel® Turbo Boost TechnologyDiffers	No	2.0
Intel® Virtualization Technology (Intel® VT)Differs	VT-x	VT-d, VT-x
Processor ARK IDDiffers	82103	78937
Processor codeDiffers	SR1YJ	SR15K
Processor package sizeDiffers	25 x 27 mm	37.5 x 37.5 x 4.7 mm
Supported instruction setsKnown for one	Unknown — not stated by the source	AVX 2.0
Thermal Monitoring TechnologiesDiffers	No	Yes
Conflict-Free processor	Yes	Yes
Graphics & IMC lithographyKnown for one	22 nm	Unknown — not stated by the source
Intel Smart Connect TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel Smart Connect Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel® Active Management Technology (Intel® AMT)Known for one	No	Unknown — not stated by the source
Intel® High Definition Audio (Intel® HD Audio)Known for one	No	Unknown — not stated by the source
Intel® Matrix Storage Technology (Intel® MST)Known for one	No	Unknown — not stated by the source
Intel® Rapid Start TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Small Business Advantage (Intel® SBA)Known for one	No	Unknown — not stated by the source
Intel® Smart Response TechnologyKnown for one	No	Unknown — not stated by the source
Battery3 differ
Battery technologyDiffers	Lithium Polymer (LiPo)	Lithium-Ion (Li-Ion)
Number of battery cellsDiffers	3	9
Battery capacityDiffers	36 Wh	99.9 Wh
Battery life (max)Known for one	9.5 h	Unknown — not stated by the source
Poweridentical
AC adapter powerKnown for one	Unknown — not stated by the source	170 W
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	Yes	Yes
Fingerprint readerKnown for one	Unknown — not stated by the source	Yes
Trusted Platform Module (TPM)	Yes	Yes
Cable lock slot typeKnown for one	Kensington	Unknown — not stated by the source
Weight & dimensions3 differ
WeightDiffers	1.29 kg	2.6 kg
WidthDiffers	300 mm	379 mm
DepthDiffers	215 mm	273 mm
Height (front)Known for one	Unknown — not stated by the source	2.8 cm
Height (rear)Known for one	Unknown — not stated by the source	3.5 cm
HeightKnown for one	22.4 mm	Unknown — not stated by the source
Packaging contentidentical
AC adapter includedKnown for one	Unknown — not stated by the source	Yes
Other features1 differ
Intel segment taggingDiffers	Education, Industrial	Professional
Optical driveidentical
LightScribeKnown for one	No	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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