Product comparison · 2 laptops

ASUS X200MA-KX643D laptop Intel® Celeron® N2840 vs Lenovo B51-30 Intel® Celeron® N3050 Laptop

104specifications compared
37differ
67identical
56known for one product only

Key differences

Display diagonal
- X200MA-KX643D laptop Intel® Celeron® N2840:29.5 cm (11.6")
- B51-30 Intel® Celeron® N3050 Laptop:39.6 cm (15.6")
HD type
- X200MA-KX643D laptop Intel® Celeron® N2840:Not supported
- B51-30 Intel® Celeron® N3050 Laptop:HD
Processor model
- X200MA-KX643D laptop Intel® Celeron® N2840:N2840
- B51-30 Intel® Celeron® N3050 Laptop:N3050
Processor boost frequency
- X200MA-KX643D laptop Intel® Celeron® N2840:2.58 GHz
- B51-30 Intel® Celeron® N3050 Laptop:2.16 GHz
Processor frequency
- X200MA-KX643D laptop Intel® Celeron® N2840:2.16 GHz
- B51-30 Intel® Celeron® N3050 Laptop:1.6 GHz
Processor cache
- X200MA-KX643D laptop Intel® Celeron® N2840:1 MB
- B51-30 Intel® Celeron® N3050 Laptop:2 MB
Processor lithography
- X200MA-KX643D laptop Intel® Celeron® N2840:22 nm
- B51-30 Intel® Celeron® N3050 Laptop:14 nm
Processor operating modes
- X200MA-KX643D laptop Intel® Celeron® N2840:32-bit, 64-bit
- B51-30 Intel® Celeron® N3050 Laptop:64-bit

Side by side

Differences highlightedShow differences only

Comparison of X200MA-KX643D, B51-30
160 specifications	A ASUS X200MA-KX643D laptop Intel® Celeron® N2840 Model X200MA-KX643D View product	B Lenovo B51-30 Intel® Celeron® N3050 Laptop Model B51-30 View product
Designidentical
Product type	Laptop	Laptop
Product colour	Black	Black
Form factor	Clamshell	Clamshell
Display2 differ
Display diagonalDiffers	29.5 cm (11.6")	39.6 cm (15.6")
Display resolution	1366 x 768 pixels	1366 x 768 pixels
Touchscreen	No	No
HD typeDiffers	Not supported	HD
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Processor11 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Celeron®	Intel® Celeron®
Processor modelDiffers	N2840	N3050
Processor cores	2	2
Processor threads	2	2
Processor boost frequencyDiffers	2.58 GHz	2.16 GHz
Processor frequencyDiffers	2.16 GHz	1.6 GHz
Processor cacheDiffers	1 MB	2 MB
Processor cache type	L2	L2
Processor socket	BGA 1170	BGA 1170
Processor lithographyDiffers	22 nm	14 nm
Processor operating modesDiffers	32-bit, 64-bit	64-bit
Processor seriesDiffers	Intel Celeron Processor N2000 Series for Mobile	Intel Celeron N3000 series
Processor codenameDiffers	Bay Trail	Braswell
FSB ParityKnown for one	No	Unknown — not stated by the source
Stepping	C0	C0
Thermal Design Power (TDP)Differs	7.5 W	6 W
Scenario Design Power (SDP)Differs	4.5 W	4 W
TjunctionDiffers	100 °C	90 °C
Maximum number of PCI Express lanes	4	4
PCI Express configurationsKnown for one	1x4	Unknown — not stated by the source
PCI Express slots version	2.0	2.0
ECC supported by processor	No	No
System bus rateKnown for one	Unknown — not stated by the source	5 GT/s
Memory4 differ
Internal memoryDiffers	2 GB	4 GB
Internal memory typeDiffers	DDR3-SDRAM	DDR3L-SDRAM
Memory clock speedDiffers	1333 MHz	1600 MHz
Memory form factorKnown for one	On-board	Unknown — not stated by the source
Maximum internal memoryDiffers	4 GB	8 GB
Storage1 differ
Total storage capacity	500 GB	500 GB
Storage media	HDD	HDD
Optical drive typeDiffers	No	DVD±RW
Card reader integrated	Yes	Yes
Compatible memory cards	MMC, SD, SDHC, SDXC	MMC, SD, SDHC, SDXC
Number of HDDs installedKnown for one	Unknown — not stated by the source	1
HDD capacityKnown for one	Unknown — not stated by the source	500 GB
HDD sizeKnown for one	Unknown — not stated by the source	2.5"
Graphics2 differ
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® HD Graphics	Intel® HD Graphics
On-board graphics card model	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card base frequencyDiffers	311 MHz	320 MHz
On-board graphics card burst frequencyDiffers	792 MHz	600 MHz
On-board graphics card dynamic frequency (max)Known for one	792 MHz	Unknown — not stated by the source
Maximum on-board graphics card memoryKnown for one	Unknown — not stated by the source	8 GB
Number of execution unitsKnown for one	Unknown — not stated by the source	12
Audioidentical
Built-in microphone	Yes	Yes
Number of built-in speakersKnown for one	Unknown — not stated by the source	2
Cameraidentical
Front camera	Yes	Yes
Optical driveidentical
LightScribeKnown for one	No	Unknown — not stated by the source
Networkidentical
Wi-Fi	Yes	Yes
Wi-Fi standards	802.11b, 802.11g, Wi-Fi 4 (802.11n)	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LAN	Yes	Yes
Ethernet LAN data ratesKnown for one	10,100 Mbit/s	Unknown — not stated by the source
Bluetooth	Yes	Yes
Bluetooth version	4.0	4.0
Integrated 4G WiMAXKnown for one	Unknown — not stated by the source	No
Ports & interfaces2 differ
USB 2.0 ports quantityDiffers	2	1
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	1	2
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantity	1	1
DisplayPorts quantity	0	0
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Thunderbolt ports quantity	0	0
Headphone outputsKnown for one	0	Unknown — not stated by the source
S/PDIF out portKnown for one	No	Unknown — not stated by the source
Combo headphone/mic port	Yes	Yes
Microphone inKnown for one	No	Unknown — not stated by the source
Docking connectorKnown for one	No	Unknown — not stated by the source
ExpressCard slotKnown for one	No	Unknown — not stated by the source
CardBus PCMCIA slots quantityKnown for one	0	Unknown — not stated by the source
CardBus PCMCIA slot typeKnown for one	No	Unknown — not stated by the source
SmartCard slotKnown for one	No	Unknown — not stated by the source
Total number of SATA connectorsKnown for one	2	Unknown — not stated by the source
Keyboard1 differ
Pointing device	Touchpad	Touchpad
Numeric keypadDiffers	No	Yes
Windows keys	Yes	Yes
Software1 differ
Operating system installedDiffers	FreeDOS	No
Processor special features9 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 lithographyKnown for one	22 nm	Unknown — not stated by the source
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video TechnologyDiffers	No	Yes
Intel Demand Based SwitchingKnown for one	No	Unknown — not stated by the source
Intel Dual Display Capable TechnologyKnown for one	No	Unknown — not stated by the source
Intel Enhanced Halt State	Yes	Yes
Intel FDI TechnologyKnown for one	No	Unknown — not stated by the source
Intel Fast Memory AccessKnown for one	No	Unknown — not stated by the source
Intel Flex Memory AccessKnown for one	No	Unknown — not stated by the source
Intel HD GraphicsKnown for one	Yes	Unknown — not stated by the source
Intel Rapid Storage Technology	No	No
Intel Secure Key Technology version	1.00	1.00
Intel Smart Connect TechnologyDiffers	Yes	No
Intel Smart Connect Technology versionDiffers	1.00	0.00
Intel Trusted Execution Technology	No	No
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)	No	No
Intel® AES New Instructions (Intel® AES-NI)Differs	No	Yes
Intel® Anti-Theft Technology (Intel® AT)	No	No
Intel® Built-in Visuals TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel® Clear Video HD Technology (Intel® CVT HD)Differs	No	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Differs	No	Yes
Intel® Hyper Threading Technology (Intel® HT Technology)	No	No
Intel® InTru™ 3D Technology	No	No
Intel® Insider™	No	No
Intel® My WiFi Technology (Intel® MWT)Known for one	No	Unknown — not stated by the source
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Secure Key	Yes	Yes
Intel® Smart CacheKnown for one	No	Unknown — not stated by the source
Intel® Turbo Boost Technology	No	No
Intel® Virtualization Technology (Intel® VT)Known for one	VT-x	Unknown — not stated by the source
Processor ARK IDDiffers	82103	87257
Processor codeKnown for one	SR1YJ	Unknown — not stated by the source
Processor package size	25 x 27 mm	25 x 27 mm
Thermal Monitoring TechnologiesDiffers	No	Yes
Conflict-Free processor	Yes	Yes
Intel Identity Protection Technology versionKnown for one	Unknown — not stated by the source	1.00
Intel Secure BootKnown for one	Unknown — not stated by the source	Yes
Intel Secure Boot Technology versionKnown for one	Unknown — not stated by the source	1.00
Intel Small Business Advantage (SBA) versionKnown for one	Unknown — not stated by the source	0.00
Intel Smart Response Technology versionKnown for one	Unknown — not stated by the source	0.00
Intel Stable Image Platform Program (SIPP)Known for one	Unknown — not stated by the source	No
Intel Stable Image Platform Program (SIPP) versionKnown for one	Unknown — not stated by the source	0.00
Intel® High Definition Audio (Intel® HD Audio)Known for one	Unknown — not stated by the source	Yes
Intel® Identity Protection Technology (Intel® IPT)Known for one	Unknown — not stated by the source	Yes
Intel® OS GuardKnown for one	Unknown — not stated by the source	No
Intel® Small Business Advantage (Intel® SBA)Known for one	Unknown — not stated by the source	No
Intel® Smart Response TechnologyKnown for one	Unknown — not stated by the source	No
UARTKnown for one	Unknown — not stated by the source	Yes
Batteryidentical
Number of battery cellsKnown for one	3	Unknown — not stated by the source
Battery capacityKnown for one	3300 mAh	Unknown — not stated by the source
Poweridentical
AC adapter powerKnown for one	33 W	Unknown — not stated by the source
AC adapter frequency	50 - 60 Hz	50 - 60 Hz
AC adapter input voltage	100 - 240 V	100 - 240 V
AC adapter output currentKnown for one	1.75 A	Unknown — not stated by the source
AC adapter output voltageKnown for one	19 V	Unknown — not stated by the source
DC-in jack	Yes	Yes
Securityidentical
Cable lock slotKnown for one	No	Unknown — not stated by the source
Weight & dimensions4 differ
WeightDiffers	1.24 kg	2.3 kg
WidthDiffers	302 mm	380 mm
DepthDiffers	200 mm	262 mm
HeightDiffers	25.6 mm	24.7 mm
Packaging contentidentical
AC adapter includedKnown for one	Unknown — not stated by the source	Yes
Power cord includedKnown for one	Unknown — not stated by the source	Yes

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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