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
Designidentical
Product type	Laptop	Laptop
Product colour	Black, Silver	Black, Silver
Form factor	Clamshell	Clamshell
Country of origin	China	China
Display3 differ
Display diagonalDiffers	39.6 cm (15.6")	35.6 cm (14")
Display resolutionDiffers	1920 x 1080 pixels	1600 x 900 pixels
Touchscreen	No	No
HD typeDiffers	Full HD	HD+
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Display surfaceKnown for one	Matt	Unknown — not stated by the source
Processor14 differ
Processor manufacturer	Intel	Intel
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 cache type	Smart Cache	Smart Cache
Processor socketDiffers	PGA946	BGA 1168
Processor lithography	22 nm	22 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i7-4800 Mobile series	Intel Core i5-4200 Mobile series
Processor codename	Haswell	Haswell
Bus type	DMI2	DMI2
FSB Parity	No	No
Stepping	C0	C0
Thermal Design Power (TDP)Differs	47 W	15 W
Tjunction	100 °C	100 °C
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
ECC supported by processor	No	No
Memory4 differ
Internal memoryDiffers	16 GB	8 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speed	1600 MHz	1600 MHz
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"
Number of SSDs installed	1	1
SSD capacityDiffers	512 GB	32 GB
SSD interface	SATA	SATA
Optical drive typeDiffers	DVD±RW	No
Card reader integrated	Yes	Yes
Compatible memory cards	SD, SDHC, SDXC	SD, SDHC, SDXC
Graphics7 differ
On-board graphics card	Yes	Yes
Discrete graphics cardDiffers	Yes	No
Discrete graphics card modelDiffers	NVIDIA® Quadro® K2100M	Not available
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card modelDiffers	Intel® HD Graphics 4600	Intel® HD Graphics 4400
Maximum on-board graphics card memory	1.74 GB	1.74 GB
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
Audioidentical
Audio system	HD	HD
Built-in microphone	Yes	Yes
Cameraidentical
Front camera	Yes	Yes
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
Wi-Fi	Yes	Yes
Wi-Fi standards	Wi-Fi 5 (802.11ac)	Wi-Fi 5 (802.11ac)
Ethernet LAN	Yes	Yes
Ethernet LAN data rates	10,100,1000 Mbit/s	10,100,1000 Mbit/s
Bluetooth	Yes	Yes
Bluetooth version	4.0	4.0
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
eSATA/USB 2.0 ports quantity	0	0
eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantity	0	0
eSATA ports quantity	0	0
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantity	0	0
DisplayPorts quantity	1	1
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Firewire (IEEE 1394) ports	0	0
Thunderbolt ports quantityDiffers	1	0
Headphone outputs	0	0
S/PDIF out port	No	No
Combo headphone/mic port	Yes	Yes
Microphone in	No	No
Docking connector	Yes	Yes
ExpressCard slotDiffers	Yes	No
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	Yes	Yes
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
Pointing device	Touchpad + Pointing Stick	Touchpad + Pointing Stick
Keyboard backlit	Yes	Yes
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
Softwareidentical
Operating system installed	FreeDOS	FreeDOS
Processor special features8 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 Switching	No	No
Intel Dual Display Capable Technology	No	No
Intel Enhanced Halt State	Yes	Yes
Intel FDI TechnologyDiffers	Yes	No
Intel Fast Memory Access	No	No
Intel Flex Memory Access	No	No
Intel Identity Protection Technology version	1.00	1.00
Intel ME Firmware VersionKnown for one	Unknown — not stated by the source	9.5
Intel Rapid Storage TechnologyDiffers	No	Yes
Intel Secure Key Technology version	1.00	1.00
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 TSX-NI	No	No
Intel TSX-NI version	0.00	0.00
Intel Trusted Execution TechnologyDiffers	Yes	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	Yes	No
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)	No	No
Intel® High Definition Audio (Intel® HD Audio)Known for one	Unknown — not stated by the source	Yes
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	Unknown — not stated by the source	No
Intel® My WiFi Technology (Intel® MWT)	Yes	Yes
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Secure Key	Yes	Yes
Intel® Turbo Boost Technology	2.0	2.0
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
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	Yes	Yes
Intel® Smart CacheKnown for one	Yes	Unknown — not stated by the source
Battery2 differ
Battery technology	Lithium-Ion (Li-Ion)	Lithium-Ion (Li-Ion)
Number of battery cellsDiffers	8	3
Battery capacityDiffers	75 Wh	50 Wh
Power1 differ
AC adapter powerDiffers	200 W	45 W
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	Yes	Yes
Cable lock slot type	Kensington	Kensington
Fingerprint reader	Yes	Yes
Trusted Platform Module (TPM)	Yes	Yes
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.

More laptop comparisons

All laptop comparisons