Product comparison · 2 laptops

HP 640 G1 vs HP 655 G1

88specifications compared
17differ
71identical
69known for one product only

Key differences

Product colour
- 640 G1:Silver
- 655 G1:Black, Silver
Display diagonal
- 640 G1:35.6 cm (14")
- 655 G1:39.6 cm (15.6")
Processor manufacturer
- 640 G1:Intel
- 655 G1:AMD
Processor family
- 640 G1:Intel® Core™ i5
- 655 G1:AMD A4
Processor model
- 640 G1:i5-4200M
- 655 G1:A4-4300M
Processor threads
- 640 G1:4
- 655 G1:2
Processor boost frequency
- 640 G1:3.1 GHz
- 655 G1:3 GHz
Processor cache
- 640 G1:3 MB
- 655 G1:1 MB

Side by side

Differences highlightedShow differences only

Comparison of 640 G1, 655 G1
157 specifications	A HP 640 G1 View product	B HP 655 G1 View product
Design1 differ
Product type	Laptop	Laptop
Product colourDiffers	Silver	Black, Silver
Form factor	Clamshell	Clamshell
Intel® vPro™ Platform EligibilityKnown for one	No	Unknown — not stated by the source
Country of origin	China	China
Display1 differ
Display diagonalDiffers	35.6 cm (14")	39.6 cm (15.6")
Display resolution	1366 x 768 pixels	1366 x 768 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	Not supported
Processor6 differ
Processor manufacturerDiffers	Intel	AMD
Processor familyDiffers	Intel® Core™ i5	AMD A4
Processor generationKnown for one	4th gen Intel® Core™ i5	Unknown — not stated by the source
Processor modelDiffers	i5-4200M	A4-4300M
Processor cores	2	2
Processor threadsDiffers	4	2
Processor boost frequencyDiffers	3.1 GHz	3 GHz
Processor frequency	2.5 GHz	2.5 GHz
System bus rateKnown for one	5 GT/s	Unknown — not stated by the source
Processor cacheDiffers	3 MB	1 MB
Processor cache typeKnown for one	Smart Cache	Unknown — not stated by the source
Processor socketKnown for one	PGA946	Unknown — not stated by the source
Processor lithographyKnown for one	22 nm	Unknown — not stated by the source
Processor operating modesKnown for one	64-bit	Unknown — not stated by the source
Processor seriesKnown for one	Intel Core i5-4200 Mobile series	Unknown — not stated by the source
Processor codenameKnown for one	Haswell	Unknown — not stated by the source
Bus typeKnown for one	DMI	Unknown — not stated by the source
FSB ParityKnown for one	No	Unknown — not stated by the source
SteppingKnown for one	C0	Unknown — not stated by the source
Thermal Design Power (TDP)Known for one	37 W	Unknown — not stated by the source
TjunctionKnown for one	100 °C	Unknown — not stated by the source
Maximum number of PCI Express lanesKnown for one	16	Unknown — not stated by the source
PCI Express configurationsKnown for one	1x16, 2x8, 1x8+2x4	Unknown — not stated by the source
PCI Express slots versionKnown for one	3.0	Unknown — not stated by the source
ECC supported by processorKnown for one	No	Unknown — not stated by the source
Memoryidentical
Internal memory	4 GB	4 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speed	1600 MHz	1600 MHz
Memory slots	2x SO-DIMM	2x SO-DIMM
Maximum internal memory	16 GB	16 GB
Storageidentical
Total storage capacity	500 GB	500 GB
Storage media	HDD	HDD
Total HDDs capacity	500 GB	500 GB
Number of HDDs installed	1	1
HDD capacity	500 GB	500 GB
HDD interface	SATA	SATA
HDD speed	7200 RPM	7200 RPM
Optical drive type	DVD Super Multi DL	DVD Super Multi DL
Card reader integrated	Yes	Yes
Compatible memory cardsKnown for one	SD	Unknown — not stated by the source
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 familyDiffers	Intel® HD Graphics	AMD Radeon HD 7000
On-board graphics card modelDiffers	Intel® HD Graphics 4600	AMD Radeon HD 7420G
Maximum on-board graphics card memoryKnown for one	1.74 GB	Unknown — not stated by the source
On-board graphics card base frequencyKnown for one	400 MHz	Unknown — not stated by the source
On-board graphics card dynamic frequency (max)Known for one	1150 MHz	Unknown — not stated by the source
On-board graphics card DirectX versionKnown for one	11.1	Unknown — not stated by the source
On-board graphics card IDKnown for one	0x416	Unknown — not stated by the source
Audio1 differ
Audio systemDiffers	HD	DTS Studio Sound
Number of built-in speakers	2	2
Built-in microphone	Yes	Yes
Cameraidentical
Front camera	Yes	Yes
Networkidentical
Wi-Fi	Yes	Yes
Top Wi-Fi standard	Wi-Fi 4 (802.11n)	Wi-Fi 4 (802.11n)
Wi-Fi standards	802.11a, 802.11b, 802.11g	802.11a, 802.11b, 802.11g
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 & interfacesidentical
USB 2.0 ports quantity	0	0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	4	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 quantity	0	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 slot	No	No
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
Performance1 differ
Motherboard chipsetDiffers	Intel® HM87	AMD A76M FCH
Keyboard1 differ
Pointing device	Touchpad	Touchpad
Numeric keypadDiffers	No	Yes
Spill-resistant keyboard	Yes	Yes
Softwareidentical
Operating system installed	Windows 7 Professional	Windows 7 Professional
Operating system architecture	64-bit	64-bit
Recovery operating system	Windows 8 Pro	Windows 8 Pro
Processor special featuresidentical
Intel® Wireless Display (Intel® WiDi)Known for one	Yes	Unknown — not stated by the source
CPU configuration (max)Known for one	1	Unknown — not stated by the source
Embedded options availableKnown for one	No	Unknown — not stated by the source
Enhanced Intel SpeedStep TechnologyKnown for one	Yes	Unknown — not stated by the source
Execute Disable BitKnown for one	Yes	Unknown — not stated by the source
Idle StatesKnown for one	Yes	Unknown — not stated by the source
Intel 64Known for one	Yes	Unknown — not stated by the source
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 StateKnown for one	No	Unknown — not stated by the source
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 Identity Protection Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel Rapid Storage TechnologyKnown for one	No	Unknown — not stated by the source
Intel Secure Key Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel TSX-NIKnown for one	No	Unknown — not stated by the source
Intel TSX-NI versionKnown for one	0.00	Unknown — not stated by the source
Intel Trusted Execution TechnologyKnown for one	No	Unknown — not stated by the source
Intel VT-x with Extended Page Tables (EPT)Known for one	Yes	Unknown — not stated by the source
Intel Virtualization Technology (VT-x)Known for one	Yes	Unknown — not stated by the source
Intel Virtualization Technology for Directed I/O (VT-d)Known for one	No	Unknown — not stated by the source
Intel® AES New Instructions (Intel® AES-NI)Known for one	Yes	Unknown — not stated by the source
Intel® Anti-Theft Technology (Intel® AT)Known for one	Yes	Unknown — not stated by the source
Intel® Clear Video HD Technology (Intel® CVT HD)Known for one	Yes	Unknown — not stated by the source
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for one	No	Unknown — not stated by the source
Intel® Hyper Threading Technology (Intel® HT Technology)Known for one	Yes	Unknown — not stated by the source
Intel® Identity Protection Technology (Intel® IPT)Known for one	Yes	Unknown — not stated by the source
Intel® InTru™ 3D TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel® Insider™Known for one	Yes	Unknown — not stated by the source
Intel® My WiFi Technology (Intel® MWT)Known for one	No	Unknown — not stated by the source
Intel® Quick Sync Video TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel® Secure KeyKnown for one	Yes	Unknown — not stated by the source
Intel® Smart CacheKnown for one	Yes	Unknown — not stated by the source
Intel® Turbo Boost TechnologyKnown for one	2.0	Unknown — not stated by the source
Processor ARK IDKnown for one	76348	Unknown — not stated by the source
Processor codeKnown for one	SR1HA	Unknown — not stated by the source
Processor package sizeKnown for one	37.5 x 37.5 x 4.7 mm	Unknown — not stated by the source
Supported instruction setsKnown for one	AVX 2.0, SSE4.1, SSE4.2	Unknown — not stated by the source
Thermal Monitoring TechnologiesKnown for one	Yes	Unknown — not stated by the source
Conflict-Free processorKnown for one	Yes	Unknown — not stated by the source
Battery1 differ
Battery technology	Lithium-Ion (Li-Ion)	Lithium-Ion (Li-Ion)
Number of battery cells	6	6
Battery life (max)Differs	13.5 h	9.5 h
Poweridentical
DC-in jack	Yes	Yes
AC adapter powerKnown for one	Unknown — not stated by the source	65 W
Securityidentical
Cable lock slot	Yes	Yes
Weight & dimensions3 differ
WeightDiffers	2 kg	2.32 kg
WidthDiffers	340 mm	378 mm
DepthDiffers	237 mm	257 mm
Height (front)	2.53 cm	2.53 cm
Height (rear)	2.9 cm	2.9 cm
Packaging contentidentical
AC adapter included	Yes	Yes
Cables included	AC	AC
Other featuresidentical
Intel segment tagging	Enterprise	Enterprise
3DKnown for one	Unknown — not stated by the source	No

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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