Product comparison · 2 laptops

Lenovo G40-70AT-IFI(U) Intel® Core™ i5 i5-4258U Laptop vs Lenovo Erazer Y50-70AM-ISE Intel® Core™ i7 i7-4710HQ Laptop

116specifications compared
37differ
79identical
29known for one product only

Key differences

Display diagonal
- G40-70AT-IFI(U) Intel® Core™ i5 i5-4258U Laptop:35.6 cm (14")
- Erazer Y50-70AM-ISE Intel® Core™ i7 i7-4710HQ Laptop:39.6 cm (15.6")
HD type
- G40-70AT-IFI(U) Intel® Core™ i5 i5-4258U Laptop:Not supported
- Erazer Y50-70AM-ISE Intel® Core™ i7 i7-4710HQ Laptop:4K Ultra HD
Processor family
- G40-70AT-IFI(U) Intel® Core™ i5 i5-4258U Laptop:Intel® Core™ i5
- Erazer Y50-70AM-ISE Intel® Core™ i7 i7-4710HQ Laptop:Intel® Core™ i7
Processor generation
- G40-70AT-IFI(U) Intel® Core™ i5 i5-4258U Laptop:4th gen Intel® Core™ i5
- Erazer Y50-70AM-ISE Intel® Core™ i7 i7-4710HQ Laptop:4th gen Intel® Core™ i7
Processor model
- G40-70AT-IFI(U) Intel® Core™ i5 i5-4258U Laptop:i5-4258U
- Erazer Y50-70AM-ISE Intel® Core™ i7 i7-4710HQ Laptop:i7-4710HQ
Processor cores
- G40-70AT-IFI(U) Intel® Core™ i5 i5-4258U Laptop:2
- Erazer Y50-70AM-ISE Intel® Core™ i7 i7-4710HQ Laptop:4
Processor threads
- G40-70AT-IFI(U) Intel® Core™ i5 i5-4258U Laptop:4
- Erazer Y50-70AM-ISE Intel® Core™ i7 i7-4710HQ Laptop:8
Processor boost frequency
- G40-70AT-IFI(U) Intel® Core™ i5 i5-4258U Laptop:2.9 GHz
- Erazer Y50-70AM-ISE Intel® Core™ i7 i7-4710HQ Laptop:3.5 GHz

Side by side

Differences highlightedShow differences only

Comparison of G40-70AT-IFI(U), Y50-70AM-ISE
145 specifications	A Lenovo G40-70AT-IFI(U) Intel® Core™ i5 i5-4258U Laptop Model G40-70AT-IFI(U) View product	B Lenovo Erazer Y50-70AM-ISE Intel® Core™ i7 i7-4710HQ Laptop Model Y50-70AM-ISE View product
Designidentical
Product type	Laptop	Laptop
Product colour	Black	Black
Form factor	Clamshell	Clamshell
Display2 differ
Display diagonalDiffers	35.6 cm (14")	39.6 cm (15.6")
Display resolutionKnown for one	Unknown — not stated by the source	3840 x 2160 pixels
Touchscreen	No	No
HD typeDiffers	Not supported	4K Ultra HD
LED backlight	Yes	Yes
Native aspect ratioKnown for one	Unknown — not stated by the source	16:9
Processor14 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i5	Intel® Core™ i7
Processor generationDiffers	4th gen Intel® Core™ i5	4th gen Intel® Core™ i7
Processor modelDiffers	i5-4258U	i7-4710HQ
Processor coresDiffers	2	4
Processor threadsDiffers	4	8
Processor boost frequencyDiffers	2.9 GHz	3.5 GHz
Processor frequencyDiffers	2.4 GHz	2.5 GHz
System bus rateKnown for one	Unknown — not stated by the source	5 GT/s
Processor cacheDiffers	3 MB	6 MB
Processor cache type	Smart Cache	Smart Cache
Processor socketDiffers	BGA 1168	BGA 1364
Processor lithography	22 nm	22 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i5-4200 Mobile series	Intel Core i7-4700 Mobile series
Processor codename	Haswell	Haswell
Bus type	DMI2	DMI2
FSB Parity	No	No
Stepping	C0	C0
Thermal Design Power (TDP)Differs	28 W	47 W
Tjunction	100 °C	100 °C
Maximum number of PCI Express lanesDiffers	12	16
PCI Express configurationsDiffers	1x4, 2x4	1x16, 2x8, 1x8+2x4
PCI Express slots versionDiffers	2.0	3.0
ECC supported by processor	No	No
Memory1 differ
Internal memoryDiffers	4 GB	8 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Maximum internal memory (64-bit)Known for one	16 GB	Unknown — not stated by the source
Storage2 differ
Total storage capacityDiffers	500 GB	1 TB
Storage media	HDD	HDD
Number of HDDs installed	1	1
HDD capacityDiffers	500 GB	1 TB
Card reader integrated	Yes	Yes
Compatible memory cardsKnown for one	Unknown — not stated by the source	MMC, SD, SDHC, SDXC
Optical drive typeKnown for one	DVD Super Multi	Unknown — not stated by the source
Graphics8 differ
On-board graphics card	Yes	Yes
Discrete graphics card	Yes	Yes
Discrete graphics card modelDiffers	AMD Radeon R5 M230	NVIDIA® GeForce® GTX 860M
Discrete graphics card memory	2 GB	2 GB
Discrete graphics memory typeDiffers	GDDR3	GDDR5
On-board graphics card familyDiffers	Intel® Iris™ Graphics	Intel® HD Graphics
On-board graphics card modelDiffers	Intel® Iris™ Graphics 5100	Intel® HD Graphics 4600
Maximum on-board graphics card memory	1.74 GB	1.74 GB
On-board graphics card base frequencyDiffers	200 MHz	400 MHz
On-board graphics card dynamic frequency (max)Differs	1100 MHz	1200 MHz
On-board graphics card DirectX versionDiffers	11.1	12.0
On-board graphics card OpenGL versionKnown for one	Unknown — not stated by the source	4.3
On-board graphics card IDDiffers	0xA2E	0x416
Number of discrete graphics cards supportedKnown for one	Unknown — not stated by the source	1
Audioidentical
Built-in microphone	Yes	Yes
Cameraidentical
Front camera	Yes	Yes
Front camera resolution (numeric)Known for one	30 MP	Unknown — not stated by the source
Optical driveidentical
LightScribeKnown for one	Unknown — not stated by the source	No
Networkidentical
Wi-Fi	Yes	Yes
Ethernet LAN	Yes	Yes
Bluetooth	No	No
Wi-Fi standardsKnown for one	802.11b, 802.11g, Wi-Fi 4 (802.11n)	Unknown — not stated by the source
Ports & interfaces3 differ
USB 2.0 ports quantity	1	1
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	1	2
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantity	1	1
DisplayPorts quantityKnown for one	Unknown — not stated by the source	0
DVI port	No	No
Thunderbolt ports quantityKnown for one	Unknown — not stated by the source	0
Headphone outputsKnown for one	Unknown — not stated by the source	1
S/PDIF out portDiffers	No	Yes
Combo headphone/mic port	Yes	Yes
Microphone inDiffers	No	Yes
Docking connector	No	No
ExpressCard slot	No	No
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
VGA (D-Sub) ports quantityKnown for one	1	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
Keyboard1 differ
Keyboard backlitKnown for one	Unknown — not stated by the source	Yes
Numeric keypadDiffers	No	Yes
Windows keys	Yes	Yes
Pointing deviceKnown for one	Touchpad	Unknown — not stated by the source
Softwareidentical
Operating system installed	Windows 8	Windows 8
Operating system architectureKnown for one	Unknown — not stated by the source	64-bit
Operating system language	Simplified Chinese	Simplified Chinese
Processor special features6 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	No	Yes
Intel Fast Memory Access	No	No
Intel Flex Memory Access	No	No
Intel Identity Protection Technology version	1.00	1.00
Intel Rapid Storage TechnologyDiffers	Yes	No
Intel Secure Key Technology version	1.00	1.00
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)	Yes	Yes
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® 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® My WiFi Technology (Intel® MWT)Differs	Yes	No
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Secure Key	Yes	Yes
Intel® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Intel® Turbo Boost Technology	2.0	2.0
Intel® Virtualization Technology (Intel® VT)	VT-d, VT-x	VT-d, VT-x
Processor ARK IDDiffers	75990	78930
Processor codeDiffers	SR18A	SR1PX
Processor package sizeDiffers	40 x 24 x 1.5 mm	37.5 x 32 x 1.6 mm
Supported instruction sets	AVX 2.0, SSE4.1, SSE4.2	AVX 2.0, SSE4.1, SSE4.2
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	Yes	Yes
Intel ME Firmware VersionKnown for one	9.5	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® High Definition Audio (Intel® HD Audio)Known for one	Yes	Unknown — not stated by the source
Intel® Matrix Storage Technology (Intel® MST)Known for one	No	Unknown — not stated by the source
Poweridentical
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	Yes	Yes
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	386.8 mm
DepthKnown for one	Unknown — not stated by the source	263.4 mm
HeightKnown for one	Unknown — not stated by the source	22.9 mm

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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