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 colourDiffers	Silver	Black, Silver
Intel® vPro™ Platform EligibilityKnown for one	No	Unknown — not stated by the source
Display1 differ
Display diagonalDiffers	35.6 cm (14")	39.6 cm (15.6")
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 threadsDiffers	4	2
Processor boost frequencyDiffers	3.1 GHz	3 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
Storageidentical
Compatible memory cardsKnown for one	SD	Unknown — not stated by the source
Graphics2 differ
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
Performance1 differ
Motherboard chipsetDiffers	Intel® HM87	AMD A76M FCH
Keyboard1 differ
Numeric keypadDiffers	No	Yes
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 life (max)Differs	13.5 h	9.5 h
Poweridentical
AC adapter powerKnown for one	Unknown — not stated by the source	65 W
Weight & dimensions3 differ
WeightDiffers	2 kg	2.32 kg
WidthDiffers	340 mm	378 mm
DepthDiffers	237 mm	257 mm
Other featuresidentical
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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