Product comparison · 2 laptops

Lenovo IdeaPad 510p Intel® Core™ i7 i7-4500U Laptop vs Lenovo Essential B490 Intel® Core™ i3 i3-2348M Laptop

114specifications compared
41differ
73identical
65known for one product only

Key differences

Display diagonal
- IdeaPad 510p Intel® Core™ i7 i7-4500U Laptop:39.6 cm (15.6")
- Essential B490 Intel® Core™ i3 i3-2348M Laptop:35.6 cm (14")
Processor family
- IdeaPad 510p Intel® Core™ i7 i7-4500U Laptop:Intel® Core™ i7
- Essential B490 Intel® Core™ i3 i3-2348M Laptop:Intel® Core™ i3
Processor generation
- IdeaPad 510p Intel® Core™ i7 i7-4500U Laptop:4th gen Intel® Core™ i7
- Essential B490 Intel® Core™ i3 i3-2348M Laptop:2nd gen Intel® Core™ i3
Processor model
- IdeaPad 510p Intel® Core™ i7 i7-4500U Laptop:i7-4500U
- Essential B490 Intel® Core™ i3 i3-2348M Laptop:i3-2348M
Processor frequency
- IdeaPad 510p Intel® Core™ i7 i7-4500U Laptop:1.8 GHz
- Essential B490 Intel® Core™ i3 i3-2348M Laptop:2.3 GHz
Processor cache
- IdeaPad 510p Intel® Core™ i7 i7-4500U Laptop:4 MB
- Essential B490 Intel® Core™ i3 i3-2348M Laptop:3 MB
Processor lithography
- IdeaPad 510p Intel® Core™ i7 i7-4500U Laptop:22 nm
- Essential B490 Intel® Core™ i3 i3-2348M Laptop:32 nm
Processor codename
- IdeaPad 510p Intel® Core™ i7 i7-4500U Laptop:Haswell
- Essential B490 Intel® Core™ i3 i3-2348M Laptop:Sandy Bridge

Side by side

Differences highlightedShow differences only

Comparison of 510p, B490
179 specifications	A Lenovo IdeaPad 510p Intel® Core™ i7 i7-4500U Laptop Model 510p View product	B Lenovo Essential B490 Intel® Core™ i3 i3-2348M Laptop Model B490 View product
Display1 differ
Display diagonalDiffers	39.6 cm (15.6")	35.6 cm (14")
HD typeKnown for one	HD	Unknown — not stated by the source
Display surfaceKnown for one	Gloss	Unknown — not stated by the source
Processor12 differ
Processor familyDiffers	Intel® Core™ i7	Intel® Core™ i3
Processor generationDiffers	4th gen Intel® Core™ i7	2nd gen Intel® Core™ i3
Processor modelDiffers	i7-4500U	i3-2348M
Processor boost frequencyKnown for one	3 GHz	Unknown — not stated by the source
Processor frequencyDiffers	1.8 GHz	2.3 GHz
Processor cacheDiffers	4 MB	3 MB
Processor socketKnown for one	BGA 1168	Unknown — not stated by the source
Processor lithographyDiffers	22 nm	32 nm
Processor seriesDiffers	Intel Core i7-4500 Mobile series	Intel Core i3-2300 Mobile Series
Processor codenameDiffers	Haswell	Sandy Bridge
Bus typeDiffers	DMI2	DMI
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)Differs	15 W	35 W
TjunctionKnown for one	100 °C	Unknown — not stated by the source
Maximum number of PCI Express lanesDiffers	12	16
PCI Express configurationsDiffers	2x4	1x16, 1x8+2x4, 2x8
System bus rateKnown for one	Unknown — not stated by the source	5 GT/s
Memory1 differ
Internal memoryDiffers	8 GB	2 GB
Memory layout (slots x size)Known for one	Unknown — not stated by the source	1 x 2 GB
Storage4 differ
Total storage capacityDiffers	1 TB	500 GB
Storage mediaDiffers	Hybrid-HDD	HDD
Hybrid-HDD capacityKnown for one	1 TB	Unknown — not stated by the source
Hybrid-HDD cache memoryKnown for one	8 GB	Unknown — not stated by the source
Optical drive typeDiffers	DVD-RW	DVD Super Multi
Compatible memory cardsDiffers	MMC, SD	MMC, SD, SDHC, SDXC
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
Graphics3 differ
Discrete graphics cardKnown for one	Yes	Unknown — not stated by the source
Discrete graphics card modelKnown for one	NVIDIA® GeForce® GT 720M	Unknown — not stated by the source
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 modelDiffers	Intel® HD Graphics 4400	Intel® HD Graphics 3000
Maximum on-board graphics card memoryKnown for one	1.74 GB	Unknown — not stated by the source
On-board graphics card base frequencyDiffers	200 MHz	650 MHz
On-board graphics card dynamic frequency (max)Differs	1100 MHz	1150 MHz
On-board graphics card DirectX versionKnown for one	12	Unknown — not stated by the source
On-board graphics card IDKnown for one	0xA16	Unknown — not stated by the source
Maximum resolutionKnown for one	2560 x 1600 pixels	Unknown — not stated by the source
Graphics card Open GL supportKnown for one	Yes	Unknown — not stated by the source
Audioidentical
Audio system full duplexKnown for one	Yes	Unknown — not stated by the source
Audio system direct soundKnown for one	Yes	Unknown — not stated by the source
Audio system direct 3D soundKnown for one	Yes	Unknown — not stated by the source
Audio systemKnown for one	Unknown — not stated by the source	HD
Cameraidentical
Front camera resolution (numeric)Known for one	0.3 MP	Unknown — not stated by the source
Optical driveidentical
LightScribeKnown for one	No	Unknown — not stated by the source
Networkidentical
Data networkKnown for one	Not supported	Unknown — not stated by the source
Ethernet LAN data ratesKnown for one	Unknown — not stated by the source	10,100,1000 Mbit/s
Cabling technologyKnown for one	Unknown — not stated by the source	10/100/1000Base-T(X)
Integrated 4G WiMAXKnown for one	Unknown — not stated by the source	Yes
Ports & interfaces2 differ
USB 2.0 ports quantityDiffers	1	2
VGA (D-Sub) ports quantityDiffers	0	1
Combo headphone/mic portKnown for one	Yes	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
USB Sleep-and-ChargeKnown for one	Yes	Unknown — not stated by the source
USB Sleep-and-Charge portsKnown for one	1	Unknown — not stated by the source
Microphone inKnown for one	Unknown — not stated by the source	Yes
Keyboard1 differ
Numeric keypadDiffers	Yes	No
Island-style keyboardKnown for one	Yes	Unknown — not stated by the source
Spill-resistant keyboardKnown for one	Yes	Unknown — not stated by the source
Full-size keyboardKnown for one	Yes	Unknown — not stated by the source
Windows keysKnown for one	Unknown — not stated by the source	Yes
Software1 differ
Operating system installedDiffers	Windows 8	FreeDOS
Operating system architectureKnown for one	64-bit	Unknown — not stated by the source
Processor special features9 differ
Intel Clear Video TechnologyKnown 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	Yes	Unknown — not stated by the source
Intel Fast Memory AccessDiffers	No	Yes
Intel Flex Memory AccessDiffers	No	Yes
Intel Identity Protection Technology versionKnown for one	1.00	Unknown — not stated by the source
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 versionKnown for one	1.00	Unknown — not stated by the source
Intel Smart Connect TechnologyDiffers	Yes	No
Intel Smart Connect 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® AES New Instructions (Intel® AES-NI)Differs	Yes	No
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)Differs	Yes	No
Intel® Matrix Storage Technology (Intel® MST)Differs	Yes	No
Intel® Secure KeyKnown for one	Yes	Unknown — not stated by the source
Intel® Small Business Advantage (Intel® SBA)Known for one	No	Unknown — not stated by the source
Intel® Turbo Boost TechnologyDiffers	2.0	No
Processor ARK IDDiffers	75460	74542
Processor codeKnown for one	SR16Z	Unknown — not stated by the source
Processor package sizeKnown for one	40 x 24 x 1.5 mm	Unknown — not stated by the source
Supported instruction setsDiffers	AVX 2.0, SSE4.1, SSE4.2	AVX
Battery2 differ
Number of battery cellsDiffers	4	6
Battery life (max)Differs	5 h	6.5 h
Security1 differ
Cable lock slotDiffers	No	Yes
Cable lock slot typeKnown for one	Unknown — not stated by the source	Kensington
Weight & dimensions4 differ
WeightDiffers	2.4 kg	2.2 kg
WidthDiffers	380 mm	340 mm
DepthDiffers	259 mm	234.6 mm
HeightDiffers	24.9 mm	33.1 mm
Performanceidentical
Motherboard chipsetKnown for one	Unknown — not stated by the source	Intel HM77 Express
Sustainabilityidentical
Sustainability certificatesKnown for one	Unknown — not stated by the source	ENERGY STAR
Packaging contentidentical
AC adapter includedKnown for one	Unknown — not stated by the source	Yes
Cables includedKnown for one	Unknown — not stated by the source	AC
ManualKnown for one	Unknown — not stated by the source	Yes

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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