Product comparison · 2 laptops

Lenovo Essential G40 Intel® Celeron® 2957U Laptop vs Lenovo IdeaPad Y510p-IFI(U) Intel® Core™ i5 i5-4200M Laptop

114specifications compared
51differ
63identical
56known for one product only

Key differences

Display diagonal
- Essential G40 Intel® Celeron® 2957U Laptop:35.6 cm (14")
- IdeaPad Y510p-IFI(U) Intel® Core™ i5 i5-4200M Laptop:39.6 cm (15.6")
Display resolution
- Essential G40 Intel® Celeron® 2957U Laptop:1366 x 768 pixels
- IdeaPad Y510p-IFI(U) Intel® Core™ i5 i5-4200M Laptop:1920 x 1080 pixels
HD type
- Essential G40 Intel® Celeron® 2957U Laptop:HD
- IdeaPad Y510p-IFI(U) Intel® Core™ i5 i5-4200M Laptop:Full HD
Processor family
- Essential G40 Intel® Celeron® 2957U Laptop:Intel® Celeron®
- IdeaPad Y510p-IFI(U) Intel® Core™ i5 i5-4200M Laptop:Intel® Core™ i5
Processor model
- Essential G40 Intel® Celeron® 2957U Laptop:2957U
- IdeaPad Y510p-IFI(U) Intel® Core™ i5 i5-4200M Laptop:i5-4200M
Processor threads
- Essential G40 Intel® Celeron® 2957U Laptop:2
- IdeaPad Y510p-IFI(U) Intel® Core™ i5 i5-4200M Laptop:4
Processor frequency
- Essential G40 Intel® Celeron® 2957U Laptop:1.4 GHz
- IdeaPad Y510p-IFI(U) Intel® Core™ i5 i5-4200M Laptop:2.5 GHz
Processor cache
- Essential G40 Intel® Celeron® 2957U Laptop:2 MB
- IdeaPad Y510p-IFI(U) Intel® Core™ i5 i5-4200M Laptop:3 MB

Side by side

Differences highlightedShow differences only

Comparison of G40, Y510p-IFI(U)
170 specifications	A Lenovo Essential G40 Intel® Celeron® 2957U Laptop Model G40 View product	B Lenovo IdeaPad Y510p-IFI(U) Intel® Core™ i5 i5-4200M Laptop Model Y510p-IFI(U) View product
Designidentical
Product type	Laptop	Laptop
Product colour	Black	Black
Form factor	Clamshell	Clamshell
Display3 differ
Display diagonalDiffers	35.6 cm (14")	39.6 cm (15.6")
Display resolutionDiffers	1366 x 768 pixels	1920 x 1080 pixels
Touchscreen	No	No
HD typeDiffers	HD	Full HD
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Dual-screenKnown for one	No	Unknown — not stated by the source
Processor13 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Celeron®	Intel® Core™ i5
Processor modelDiffers	2957U	i5-4200M
Processor cores	2	2
Processor threadsDiffers	2	4
Processor frequencyDiffers	1.4 GHz	2.5 GHz
System bus rate	5 GT/s	5 GT/s
Processor cacheDiffers	2 MB	3 MB
Processor cache type	Smart Cache	Smart Cache
Processor socketDiffers	BGA 1168	PGA946
Processor lithography	22 nm	22 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Celeron Processor 2000 Series for Mobile	Intel Core i5-4200 Mobile series
Processor codename	Haswell	Haswell
Bus typeDiffers	DMI2	DMI
FSB Parity	No	No
SteppingDiffers	D0	C0
Thermal Design Power (TDP)Differs	15 W	37 W
Tjunction	100 °C	100 °C
Maximum number of PCI Express lanesDiffers	10	16
PCI Express configurationsDiffers	4x1, 1x4	1x16, 2x8, 1x8+2x4
PCI Express slots versionDiffers	2.0	3.0
ECC supported by processor	No	No
Processor generationKnown for one	Unknown — not stated by the source	4th gen Intel® Core™ i5
Processor boost frequencyKnown for one	Unknown — not stated by the source	3.1 GHz
Memory1 differ
Internal memory	4 GB	4 GB
Internal memory typeDiffers	DDR3L-SDRAM	DDR3-SDRAM
Memory layout (slots x size)Known for one	1 x 4 GB	Unknown — not stated by the source
Maximum internal memoryKnown for one	16 GB	Unknown — not stated by the source
Memory form factorKnown for one	Unknown — not stated by the source	SO-DIMM
Storage2 differ
Total storage capacityDiffers	500 GB	1 TB
Storage media	HDD	HDD
Number of HDDs installed	1	1
HDD capacityKnown for one	500 GB	Unknown — not stated by the source
Optical drive typeDiffers	DVD±RW	No
Card reader integratedKnown for one	Yes	Unknown — not stated by the source
Compatible memory cardsKnown for one	MMC, SD	Unknown — not stated by the source
Graphics5 differ
On-board graphics card	Yes	Yes
Discrete graphics cardDiffers	No	Yes
Discrete graphics card modelDiffers	Not available	NVIDIA® GeForce® GT 755M
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card modelDiffers	Intel® HD Graphics	Intel® HD Graphics 4600
On-board graphics card base frequencyDiffers	200 MHz	400 MHz
On-board graphics card dynamic frequency (max)Differs	1000 MHz	1150 MHz
Discrete graphics card memoryKnown for one	Unknown — not stated by the source	4 GB
Discrete graphics memory typeKnown for one	Unknown — not stated by the source	GDDR5
Maximum on-board graphics card memoryKnown for one	Unknown — not stated by the source	1.74 GB
On-board graphics card DirectX versionKnown for one	Unknown — not stated by the source	11.1
On-board graphics card IDKnown for one	Unknown — not stated by the source	0x416
Number of discrete graphics cards installedKnown for one	Unknown — not stated by the source	2
Audio1 differ
Audio systemDiffers	Dolby Advanced Audio v2	Dolby
Built-in microphoneKnown for one	Unknown — not stated by the source	Yes
Cameraidentical
Front camera	Yes	Yes
Network1 differ
Wi-Fi	Yes	Yes
Ethernet LAN	Yes	Yes
Ethernet LAN data ratesKnown for one	10,100 Mbit/s	Unknown — not stated by the source
BluetoothDiffers	Yes	No
Bluetooth versionKnown for one	4.0	Unknown — not stated by the source
Wi-Fi standardsKnown for one	Unknown — not stated by the source	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ports & interfaces1 differ
USB 2.0 ports quantityKnown for one	2	Unknown — not stated by the source
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	1	Unknown — not stated by the source
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantity	1	1
DisplayPorts quantity	0	0
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Thunderbolt ports quantity	0	0
Thunderbolt 2 ports quantityKnown for one	0	Unknown — not stated by the source
Headphone outputsKnown for one	1	Unknown — not stated by the source
S/PDIF out portKnown for one	No	Unknown — not stated by the source
Combo headphone/mic portKnown for one	Yes	Unknown — not stated by the source
Microphone inDiffers	Yes	No
ExpressCard slot	No	No
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
Total number of SATA connectorsKnown for one	2	Unknown — not stated by the source
Number of SATA III connectorsKnown for one	2	Unknown — not stated by the source
Docking connectorKnown for one	Unknown — not stated by the source	No
Keyboard1 differ
Numeric keypadDiffers	No	Yes
Windows keysKnown for one	Yes	Unknown — not stated by the source
Keyboard backlitKnown for one	Unknown — not stated by the source	Yes
Full-size keyboardKnown for one	Unknown — not stated by the source	Yes
Software1 differ
Operating system installedDiffers	FreeDOS	Windows 8
Processor special features17 differ
Intel® Wireless Display (Intel® WiDi)Differs	No	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 TechnologyDiffers	Yes	No
Intel Demand Based Switching	No	No
Intel Dual Display Capable Technology	No	No
Intel Enhanced Halt StateDiffers	Yes	No
Intel FDI Technology	No	No
Intel Fast Memory Access	No	No
Intel Flex Memory Access	No	No
Intel Identity Protection Technology versionDiffers	0.00	1.00
Intel ME Firmware VersionKnown for one	9.5	Unknown — not stated by the source
Intel Rapid Storage TechnologyDiffers	Yes	No
Intel Secure Key Technology version	1.00	1.00
Intel Small Business Advantage (SBA) versionKnown for one	0.00	Unknown — not stated by the source
Intel Smart Connect TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel Smart Connect Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel Smart Response Technology versionKnown for one	0.00	Unknown — not stated by the source
Intel Stable Image Platform Program (SIPP)Known for one	No	Unknown — not stated by the source
Intel Stable Image Platform Program (SIPP) versionKnown for one	0.00	Unknown — not stated by the source
Intel TSX-NI	No	No
Intel TSX-NI version	0.00	0.00
Intel Trusted Execution Technology	No	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)	No	No
Intel® AES New Instructions (Intel® AES-NI)Differs	No	Yes
Intel® Anti-Theft Technology (Intel® AT)Differs	No	Yes
Intel® Clear Video HD Technology (Intel® CVT HD)	Yes	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Differs	Yes	No
Intel® High Definition Audio (Intel® HD Audio)Known for one	Yes	Unknown — not stated by the source
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	No	Yes
Intel® Identity Protection Technology (Intel® IPT)Differs	No	Yes
Intel® InTru™ 3D TechnologyDiffers	No	Yes
Intel® Insider™Differs	No	Yes
Intel® Matrix Storage Technology (Intel® MST)Known for one	No	Unknown — not stated by the source
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® OS GuardKnown for one	No	Unknown — not stated by the source
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Secure Key	Yes	Yes
Intel® Small Business Advantage (Intel® SBA)Known for one	No	Unknown — not stated by the source
Intel® Smart Cache	Yes	Yes
Intel® Smart Response TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Turbo Boost TechnologyDiffers	No	2.0
Processor ARK IDDiffers	78942	76348
Processor codeDiffers	SR1DV	SR1HA
Processor package sizeDiffers	40 x 24 x 1.5 mm	37.5 x 37.5 x 4.7 mm
Supported instruction setsDiffers	SSE4.1, SSE4.2	AVX 2.0, SSE4.1, SSE4.2
Thermal Monitoring Technologies	Yes	Yes
UARTKnown for one	Yes	Unknown — not stated by the source
Conflict-Free processor	Yes	Yes
Battery1 differ
Number of battery cellsDiffers	4	6
Battery life (max)Known for one	4 h	Unknown — not stated by the source
Battery technologyKnown for one	Unknown — not stated by the source	Lithium-Ion (Li-Ion)
Poweridentical
AC adapter frequencyKnown for one	50 - 60 Hz	Unknown — not stated by the source
AC adapter input voltage	100 - 240 V	100 - 240 V
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	No	No
Operational conditionsidentical
Operating temperature (T-T)Known for one	5 - 35 °C	Unknown — not stated by the source
Storage temperature (T-T)Known for one	5 - 43 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	8 - 95%	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	5 - 95%	Unknown — not stated by the source
Operating altitudeKnown for one	0 - 2438 m	Unknown — not stated by the source
Weight & dimensions4 differ
WeightDiffers	2.1 kg	2.7 kg
WidthDiffers	349 mm	387 mm
DepthDiffers	245 mm	259 mm
HeightDiffers	24.8 mm	15.5 mm
Packaging contentidentical
AC adapter includedKnown for one	Yes	Unknown — not stated by the source
ManualKnown for one	Yes	Unknown — not stated by the source
Power cord included	Yes	Yes
Quick start guideKnown for one	Yes	Unknown — not stated by the source
Optical driveidentical
LightScribeKnown 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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