Product comparison · 2 laptops

ASUS K550LD-XX239H Intel® Core™ i5 i5-4200U Laptop vs ASUS X550JX-DM257T laptop Intel® Core™ i7 i7-4720HQ

115specifications compared
41differ
74identical
45known for one product only

Key differences

Product colour
- K550LD-XX239H Intel® Core™ i5 i5-4200U Laptop:Grey, Silver
- X550JX-DM257T laptop Intel® Core™ i7 i7-4720HQ:Grey
Display resolution
- K550LD-XX239H Intel® Core™ i5 i5-4200U Laptop:1366 x 768 pixels
- X550JX-DM257T laptop Intel® Core™ i7 i7-4720HQ:1920 x 1080 pixels
Processor family
- K550LD-XX239H Intel® Core™ i5 i5-4200U Laptop:Intel® Core™ i5
- X550JX-DM257T laptop Intel® Core™ i7 i7-4720HQ:Intel® Core™ i7
Processor generation
- K550LD-XX239H Intel® Core™ i5 i5-4200U Laptop:4th gen Intel® Core™ i5
- X550JX-DM257T laptop Intel® Core™ i7 i7-4720HQ:4th gen Intel® Core™ i7
Processor model
- K550LD-XX239H Intel® Core™ i5 i5-4200U Laptop:i5-4200U
- X550JX-DM257T laptop Intel® Core™ i7 i7-4720HQ:i7-4720HQ
Processor cores
- K550LD-XX239H Intel® Core™ i5 i5-4200U Laptop:2
- X550JX-DM257T laptop Intel® Core™ i7 i7-4720HQ:4
Processor threads
- K550LD-XX239H Intel® Core™ i5 i5-4200U Laptop:4
- X550JX-DM257T laptop Intel® Core™ i7 i7-4720HQ:8
Processor boost frequency
- K550LD-XX239H Intel® Core™ i5 i5-4200U Laptop:2.6 GHz
- X550JX-DM257T laptop Intel® Core™ i7 i7-4720HQ:3.6 GHz

Side by side

Differences highlightedShow differences only

Comparison of K550LD-XX239H, X550JX-DM257T
160 specifications	A ASUS K550LD-XX239H Intel® Core™ i5 i5-4200U Laptop Model K550LD-XX239H View product	B ASUS X550JX-DM257T laptop Intel® Core™ i7 i7-4720HQ Model X550JX-DM257T View product
Design1 differ
Product type	Laptop	Laptop
Product colourDiffers	Grey, Silver	Grey
Form factor	Clamshell	Clamshell
Display1 differ
Display diagonal	39.6 cm (15.6")	39.6 cm (15.6")
Display resolutionDiffers	1366 x 768 pixels	1920 x 1080 pixels
Touchscreen	No	No
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
HD typeKnown for one	Unknown — not stated by the source	Full HD
Processor15 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i5	Intel® Core™ i7
Processor generationDiffers	4th gen Intel® Core™ i5	4th gen Intel® Core™ i7
Processor modelDiffers	i5-4200U	i7-4720HQ
Processor coresDiffers	2	4
Processor threadsDiffers	4	8
Processor boost frequencyDiffers	2.6 GHz	3.6 GHz
Processor frequencyDiffers	1.6 GHz	2.6 GHz
Processor cacheDiffers	3 MB	6 MB
Processor cache typeDiffers	Smart Cache	L3
Processor socketDiffers	BGA 1168	BGA 1364
Processor lithography	22 nm	22 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i5-4200 Mobile series	Intel Core i7-4700 Mobile series
Processor codename	Haswell	Haswell
Bus type	DMI2	DMI2
FSB ParityKnown for one	No	Unknown — not stated by the source
Stepping	C0	C0
Thermal Design Power (TDP)Differs	15 W	47 W
Tjunction	100 °C	100 °C
Maximum number of PCI Express lanesDiffers	12	16
PCI Express configurationsDiffers	1x4, 2x4	1x16, 2x8, 1x8+2x4
PCI Express slots versionDiffers	2.0	3.0
ECC supported by processor	No	No
System bus rateKnown for one	Unknown — not stated by the source	5 GT/s
Memory2 differ
Internal memoryDiffers	4 GB	8 GB
Internal memory typeDiffers	DDR3L-SDRAM	DDR3-SDRAM
Memory clock speed	1600 MHz	1600 MHz
Memory form factorKnown for one	On-board + SO-DIMM	Unknown — not stated by the source
Memory slotsKnown for one	1x SO-DIMM	Unknown — not stated by the source
Maximum internal memoryKnown for one	12 GB	Unknown — not stated by the source
Storage2 differ
Total storage capacityDiffers	1 TB	256 GB
Storage mediaDiffers	HDD	SSD
Number of HDDs installedKnown for one	1	Unknown — not stated by the source
HDD capacityKnown for one	1 TB	Unknown — not stated by the source
Optical drive typeKnown for one	DVD±RW	Unknown — not stated by the source
Card reader integrated	Yes	Yes
Compatible memory cards	SD, SDHC, SDXC	SD, SDHC, SDXC
HDD sizeKnown for one	Unknown — not stated by the source	2.5"
Number of SSDs installedKnown for one	Unknown — not stated by the source	1
SSD capacityKnown for one	Unknown — not stated by the source	256 GB
Graphics6 differ
On-board graphics card	Yes	Yes
Discrete graphics card	Yes	Yes
Discrete graphics card modelDiffers	NVIDIA® GeForce® 820M	NVIDIA® GeForce® GTX 950M
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
On-board graphics card familyKnown for one	Intel® HD Graphics	Unknown — not stated by the source
On-board graphics card modelDiffers	Intel® HD Graphics 4400	Intel® HD Graphics 4600
Maximum on-board graphics card memory	1.74 GB	1.74 GB
On-board graphics card base frequencyDiffers	200 MHz	400 MHz
On-board graphics card dynamic frequency (max)Differs	1000 MHz	1200 MHz
On-board graphics card DirectX versionDiffers	12	11.2/12
On-board graphics card IDDiffers	0xA16	0x416
On-board graphics card OpenGL versionKnown for one	Unknown — not stated by the source	4.3
Audioidentical
Audio system	SonicMaster	SonicMaster
Built-in microphone	Yes	Yes
Cameraidentical
Front camera	Yes	Yes
Network1 differ
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 ratesDiffers	10,100,1000 Mbit/s	10,1000,100 Mbit/s
BluetoothKnown for one	Yes	Unknown — not stated by the source
Bluetooth versionKnown for one	4.0	Unknown — not stated by the source
Ports & interfacesidentical
USB 2.0 ports quantity	1	1
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	2	2
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantity	1	1
DisplayPorts quantity	0	0
DVI portKnown for one	No	Unknown — not stated by the source
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	4	Unknown — not stated by the source
Number of SATA III connectorsKnown for one	4	Unknown — not stated by the source
Keyboardidentical
Pointing device	Touchpad	Touchpad
Numeric keypad	Yes	Yes
Windows keys	Yes	Yes
Software1 differ
Operating system installedDiffers	Windows 8	Windows 10 Home
Operating system architectureKnown for one	64-bit	Unknown — not stated by the source
Processor special features7 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 TechnologyKnown for one	No	Unknown — not stated by the source
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 TechnologyDiffers	No	Yes
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 Identity Protection Technology version	1.00	1.00
Intel ME Firmware VersionKnown for one	9.5	Unknown — not stated by the source
Intel Rapid Storage TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel Secure Key Technology version	1.00	1.00
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 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)Differs	No	Yes
Intel® AES New Instructions (Intel® AES-NI)	Yes	Yes
Intel® Anti-Theft Technology (Intel® AT)	Yes	Yes
Intel® Clear Video HD Technology (Intel® CVT HD)	Yes	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for one	No	Unknown — not stated by the source
Intel® High Definition Audio (Intel® HD Audio)Known for one	Yes	Unknown — not stated by the source
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	No	Unknown — not stated by the source
Intel® My WiFi Technology (Intel® MWT)Known for one	Yes	Unknown — not stated by the source
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Secure Key	Yes	Yes
Intel® Turbo Boost TechnologyDiffers	2.0	No
Processor ARK IDDiffers	75459	78934
Processor codeDiffers	SR170	SR1Q8
Processor package sizeDiffers	40 x 24 x 1.5 mm	37.5 x 32 x 1.6 mm
Supported instruction setsDiffers	AVX 2.0	AVX 2.0, SSE4.1, SSE4.2
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	Yes	Yes
Intel® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Battery1 differ
Number of battery cells	4	4
Battery capacityDiffers	37 Wh	44 Wh
Power1 differ
AC adapter powerDiffers	65 W	120 W
AC adapter frequency	50 - 60 Hz	50 - 60 Hz
AC adapter input voltage	100 - 240 V	100 - 240 V
AC adapter output current	3.42 A	3.42 A
AC adapter output voltage	19 V	19 V
DC-in jackKnown for one	Yes	Unknown — not stated by the source
Security1 differ
Cable lock slot	Yes	Yes
Cable lock slot type	Kensington	Kensington
Password protection	Yes	Yes
Password protection typeDiffers	BIOS, HDD, User	BIOS, User
Weight & dimensions2 differ
WeightDiffers	2.3 kg	2.45 kg
Width	380 mm	380 mm
Depth	251 mm	251 mm
Height (front)Differs	2.48 cm	2.92 cm
Height (rear)	3.17 cm	3.17 cm

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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