Product comparison · 2 laptops

HP 15 DOS CH vs HP 840 G1 Allround DOS US

146specifications compared
52differ
94identical
26known for one product only

Key differences

Display diagonal
- 15 DOS CH:39.6 cm (15.6")
- 840 G1 Allround DOS US:35.6 cm (14")
Display resolution
- 15 DOS CH:1920 x 1080 pixels
- 840 G1 Allround DOS US:1600 x 900 pixels
HD type
- 15 DOS CH:Full HD
- 840 G1 Allround DOS US:HD+
Processor family
- 15 DOS CH:Intel® Core™ i7
- 840 G1 Allround DOS US:Intel® Core™ i5
Processor generation
- 15 DOS CH:4th gen Intel® Core™ i7
- 840 G1 Allround DOS US:4th gen Intel® Core™ i5
Processor model
- 15 DOS CH:i7-4800MQ
- 840 G1 Allround DOS US:i5-4200U
Processor cores
- 15 DOS CH:4
- 840 G1 Allround DOS US:2
Processor threads
- 15 DOS CH:8
- 840 G1 Allround DOS US:4

Side by side

Differences highlightedShow differences only

Comparison of 15 DOS CH, 840 G1 Allround DOS US
172 specifications	A HP 15 DOS CH View product	B HP 840 G1 Allround DOS US View product
Display3 differ
Display diagonalDiffers	39.6 cm (15.6")	35.6 cm (14")
Display resolutionDiffers	1920 x 1080 pixels	1600 x 900 pixels
HD typeDiffers	Full HD	HD+
Display surfaceKnown for one	Matt	Unknown — not stated by the source
Processor14 differ
Processor familyDiffers	Intel® Core™ i7	Intel® Core™ i5
Processor generationDiffers	4th gen Intel® Core™ i7	4th gen Intel® Core™ i5
Processor modelDiffers	i7-4800MQ	i5-4200U
Processor coresDiffers	4	2
Processor threadsDiffers	8	4
Processor boost frequencyDiffers	3.7 GHz	2.6 GHz
Processor frequencyDiffers	2.7 GHz	1.6 GHz
Processor cacheDiffers	6 MB	3 MB
Processor socketDiffers	PGA946	BGA 1168
Processor seriesDiffers	Intel Core i7-4800 Mobile series	Intel Core i5-4200 Mobile series
Thermal Design Power (TDP)Differs	47 W	15 W
Maximum number of PCI Express lanesDiffers	16	12
PCI Express configurationsDiffers	1x16, 2x8, 1x8+2x4	1x4, 2x4
PCI Express slots versionDiffers	3.0	2.0
Memory4 differ
Internal memoryDiffers	16 GB	8 GB
Memory layout (slots x size)Differs	2 x 8 GB	1 x 8 GB
Memory slotsDiffers	4x SO-DIMM	2x SO-DIMM
Maximum internal memoryDiffers	32 GB	16 GB
Storage5 differ
Total storage capacityDiffers	512 GB	532 GB
Storage mediaDiffers	SSD	HDD+SSD
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 interfaceKnown for one	Unknown — not stated by the source	SATA
HDD speedKnown for one	Unknown — not stated by the source	7200 RPM
HDD sizeDiffers	2.5"	3.5"
SSD capacityDiffers	512 GB	32 GB
Optical drive typeDiffers	DVD±RW	No
Graphics7 differ
Discrete graphics cardDiffers	Yes	No
Discrete graphics card modelDiffers	NVIDIA® Quadro® K2100M	Not available
On-board graphics card modelDiffers	Intel® HD Graphics 4600	Intel® HD Graphics 4400
On-board graphics card base frequencyDiffers	400 MHz	200 MHz
On-board graphics card dynamic frequency (max)Differs	1300 MHz	1000 MHz
On-board graphics card DirectX versionDiffers	11.1	12
On-board graphics card IDDiffers	0x416	0xA16
Discrete graphics card memoryKnown for one	2 GB	Unknown — not stated by the source
Discrete graphics memory typeKnown for one	GDDR5	Unknown — not stated by the source
Number of discrete graphics cards installedKnown for one	1	Unknown — not stated by the source
Optical driveidentical
LightScribeKnown for one	Unknown — not stated by the source	No
Networkidentical
Mobile network connectionKnown for one	Unknown — not stated by the source	Yes
Mobile network generationKnown for one	Unknown — not stated by the source	4G
Ports & interfaces4 differ
USB 2.0 ports quantityDiffers	1	0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	3	4
Thunderbolt ports quantityDiffers	1	0
ExpressCard slotDiffers	Yes	No
Total number of SATA connectorsKnown for one	Unknown — not stated by the source	4
Number of SATA III connectorsKnown for one	Unknown — not stated by the source	4
Keyboard1 differ
Numeric keypadDiffers	Yes	No
Keyboard layoutKnown for one	QWERTZ	Unknown — not stated by the source
Keyboard languageKnown for one	CHE	Unknown — not stated by the source
Processor special features8 differ
Intel FDI TechnologyDiffers	Yes	No
Intel ME Firmware VersionKnown for one	Unknown — not stated by the source	9.5
Intel Rapid Storage TechnologyDiffers	No	Yes
Intel Smart Connect TechnologyKnown for one	Unknown — not stated by the source	Yes
Intel Smart Connect Technology versionKnown for one	Unknown — not stated by the source	1.00
Intel Trusted Execution TechnologyDiffers	Yes	No
Intel Virtualization Technology for Directed I/O (VT-d)Differs	Yes	No
Intel® High Definition Audio (Intel® HD Audio)Known for one	Unknown — not stated by the source	Yes
Intel® Matrix Storage Technology (Intel® MST)Known for one	Unknown — not stated by the source	No
Processor ARK IDDiffers	75128	75459
Processor codeDiffers	SR15L	SR170
Processor package sizeDiffers	37.5 x 37.5 x 4.7 mm	40 x 24 x 1.5 mm
Supported instruction setsDiffers	AVX 2.0, SSE4.1, SSE4.2	AVX 2.0
Intel® Smart CacheKnown for one	Yes	Unknown — not stated by the source
Battery2 differ
Number of battery cellsDiffers	8	3
Battery capacityDiffers	75 Wh	50 Wh
Power1 differ
AC adapter powerDiffers	200 W	45 W
Weight & dimensions3 differ
WeightDiffers	2.95 kg	1.8 kg
WidthDiffers	382 mm	338.9 mm
DepthDiffers	257 mm	236 mm
HeightKnown for one	Unknown — not stated by the source	22 mm
Height (front)Known for one	3.1 cm	Unknown — not stated by the source
Height (rear)Known for one	3.3 cm	Unknown — not stated by the source
Other featuresidentical
Intel segment taggingKnown for one	Unknown — not stated by the source	Enterprise
Performanceidentical
Motherboard chipsetKnown for one	Intel® QM87	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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