Product comparison · 2 laptops

Lenovo Essential G555 vs Lenovo IdeaPad Y450

70specifications compared
27differ
43identical
67known for one product only

Key differences

Product colour
- Essential G555:Grey, Silver
- IdeaPad Y450:Black, White
Display diagonal
- Essential G555:39.6 cm (15.6")
- IdeaPad Y450:35.6 cm (14")
Processor manufacturer
- Essential G555:AMD
- IdeaPad Y450:Intel
Processor family
- Essential G555:AMD Athlon
- IdeaPad Y450:Intel® Pentium® Dual-Core
Processor model
- Essential G555:M320
- IdeaPad Y450:T4400
Processor frequency
- Essential G555:2.1 GHz
- IdeaPad Y450:2.2 GHz
Internal memory type
- Essential G555:DDR2-SDRAM
- IdeaPad Y450:DDR3-SDRAM
Memory clock speed
- Essential G555:800 MHz
- IdeaPad Y450:1066 MHz

Side by side

Differences highlightedShow differences only

Comparison of Essential G555, IdeaPad Y450
137 specifications	A Lenovo Essential G555 View product	B Lenovo IdeaPad Y450 View product
Design1 differ
Product colourDiffers	Grey, Silver	Black, White
Display1 differ
Display diagonalDiffers	39.6 cm (15.6")	35.6 cm (14")
Display resolution	1366 x 768 pixels	1366 x 768 pixels
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Display surfaceKnown for one	Gloss	Unknown — not stated by the source
Contrast ratio (typical)Known for one	500:1	Unknown — not stated by the source
Processor4 differ
Processor manufacturerDiffers	AMD	Intel
Processor familyDiffers	AMD Athlon	Intel® Pentium® Dual-Core
Processor modelDiffers	M320	T4400
Processor coresKnown for one	Unknown — not stated by the source	2
Processor threadsKnown for one	Unknown — not stated by the source	2
Processor frequencyDiffers	2.1 GHz	2.2 GHz
Processor cache	1 MB	1 MB
Processor cache type	L2	L2
Processor front side busKnown for one	Unknown — not stated by the source	800 MHz
Processor socketKnown for one	Unknown — not stated by the source	Socket 478
Processor lithographyKnown for one	Unknown — not stated by the source	45 nm
Processor operating modesKnown for one	Unknown — not stated by the source	64-bit
Processor seriesKnown for one	Unknown — not stated by the source	Intel Pentium T4000 Series for Mobile
Processor codenameKnown for one	Unknown — not stated by the source	Penryn
Bus typeKnown for one	Unknown — not stated by the source	FSB
FSB ParityKnown for one	Unknown — not stated by the source	No
SteppingKnown for one	Unknown — not stated by the source	R0
Thermal Design Power (TDP)Known for one	Unknown — not stated by the source	35 W
TjunctionKnown for one	Unknown — not stated by the source	105 °C
Number of Processing Die TransistorsKnown for one	Unknown — not stated by the source	410 M
Processing Die sizeKnown for one	Unknown — not stated by the source	107 mm²
CPU multiplier (bus/core ratio)Known for one	Unknown — not stated by the source	11
ECC supported by processorKnown for one	Unknown — not stated by the source	No
Memory3 differ
Internal memory	2 GB	2 GB
Internal memory typeDiffers	DDR2-SDRAM	DDR3-SDRAM
Memory clock speedDiffers	800 MHz	1066 MHz
Maximum internal memoryDiffers	4 GB	8 GB
Memory layout (slots x size)Known for one	1 x 2 GB	Unknown — not stated by the source
Memory slotsKnown for one	2x SO-DIMM	Unknown — not stated by the source
Storage1 differ
Total storage capacity	320 GB	320 GB
HDD interface	SATA	SATA
HDD speed	5400 RPM	5400 RPM
Optical drive typeDiffers	DVD Super Multi DL	DVD-RW
Card reader integrated	Yes	Yes
Compatible memory cardsKnown for one	Unknown — not stated by the source	Memory Stick (MS), MMC, MS PRO, SD, xD
Graphics2 differ
Discrete graphics card	Yes	Yes
Discrete graphics card modelDiffers	AMD Mobility Radeon HD 4550	Intel® GMA 4500MHD
Graphics card familyDiffers	AMD	Intel
Discrete graphics card memoryKnown for one	0.512 GB	Unknown — not stated by the source
Audio1 differ
Audio system	High Definition Audio	High Definition Audio
Number of built-in speakers	2	2
Speaker powerDiffers	4 W	3 W
Audio system direct 3D soundKnown for one	Yes	Unknown — not stated by the source
Camera1 differ
Front camera resolution (numeric)Differs	0.3 MP	1.3 MP
Network1 differ
Wi-Fi	Yes	Yes
Networking featuresDiffers	Fast Ethernet, WLAN	Gigabit Ethernet
Bluetooth	Yes	Yes
Bluetooth versionKnown for one	Unknown — not stated by the source	2.1+EDR
Ports & interfaces4 differ
USB 2.0 ports quantity	3	3
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	0	0
eSATA/USB 2.0 ports quantityKnown for one	Unknown — not stated by the source	1
eSATA ports quantity	0	0
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantityDiffers	0	1
DisplayPorts quantity	0	0
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Firewire (IEEE 1394) portsDiffers	0	1
Headphone outputs	1	1
S/PDIF out portDiffers	No	Yes
Microphone in	Yes	Yes
Docking connector	No	No
ExpressCard slotDiffers	No	Yes
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
Modem (RJ-11) ports	0	0
TV-in port	No	No
TV-out	No	No
PS/2 ports quantity	0	0
Parallel ports quantity	0	0
Serial ports quantity	0	0
Performance1 differ
Motherboard chipsetDiffers	AMD M880G	Intel® GM45 Express
Keyboard1 differ
Pointing deviceDiffers	Touchpad	Touchpad + Scroll zone
Keyboard number of keysKnown for one	Unknown — not stated by the source	84
Software1 differ
Operating system installedDiffers	Windows 7 Home Premium	Windows 7 Home Basic
Trial softwareKnown for one	Microsoft Office Ready	Unknown — not stated by the source
Bundled softwareKnown for one	Power2Go 5.5, McAfee, YouCam, VeriFace 3.6, ReadyComm 5.1.1, OneKey Rescue System 7.0, Lenovo Energy Management Software 5.x, WinDVD, Windows Live Essential, WildTangent, Adobe Reader, ooVoo & Lenovo DirectShare	Unknown — not stated by the source
Processor special featuresidentical
Intel® Wireless Display (Intel® WiDi)Known for one	Unknown — not stated by the source	No
Embedded options availableKnown for one	Unknown — not stated by the source	No
Enhanced Intel SpeedStep TechnologyKnown for one	Unknown — not stated by the source	Yes
Execute Disable BitKnown for one	Unknown — not stated by the source	Yes
Idle StatesKnown for one	Unknown — not stated by the source	Yes
Intel 64Known for one	Unknown — not stated by the source	Yes
Intel Clear Video TechnologyKnown for one	Unknown — not stated by the source	No
Intel Demand Based SwitchingKnown for one	Unknown — not stated by the source	No
Intel Dual Display Capable TechnologyKnown for one	Unknown — not stated by the source	No
Intel Enhanced Halt StateKnown for one	Unknown — not stated by the source	Yes
Intel FDI TechnologyKnown for one	Unknown — not stated by the source	No
Intel Fast Memory AccessKnown for one	Unknown — not stated by the source	No
Intel Flex Memory AccessKnown for one	Unknown — not stated by the source	No
Intel Rapid Storage TechnologyKnown for one	Unknown — not stated by the source	No
Intel Trusted Execution TechnologyKnown for one	Unknown — not stated by the source	No
Intel VT-x with Extended Page Tables (EPT)Known for one	Unknown — not stated by the source	No
Intel Virtualization Technology (VT-x)Known for one	Unknown — not stated by the source	No
Intel Virtualization Technology for Directed I/O (VT-d)Known for one	Unknown — not stated by the source	No
Intel® AES New Instructions (Intel® AES-NI)Known for one	Unknown — not stated by the source	No
Intel® Anti-Theft Technology (Intel® AT)Known for one	Unknown — not stated by the source	No
Intel® Clear Video HD Technology (Intel® CVT HD)Known for one	Unknown — not stated by the source	No
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for one	Unknown — not stated by the source	No
Intel® Hyper Threading Technology (Intel® HT Technology)Known for one	Unknown — not stated by the source	No
Intel® InTru™ 3D TechnologyKnown for one	Unknown — not stated by the source	No
Intel® Insider™Known for one	Unknown — not stated by the source	No
Intel® My WiFi Technology (Intel® MWT)Known for one	Unknown — not stated by the source	No
Intel® Quick Sync Video TechnologyKnown for one	Unknown — not stated by the source	No
Intel® Turbo Boost TechnologyKnown for one	Unknown — not stated by the source	No
Processor ARK IDKnown for one	Unknown — not stated by the source	40739
Processor codeKnown for one	Unknown — not stated by the source	SLGJL
Processor package sizeKnown for one	Unknown — not stated by the source	35 x 35 mm
Thermal Monitoring TechnologiesKnown for one	Unknown — not stated by the source	No
Conflict-Free processorKnown for one	Unknown — not stated by the source	No
Battery1 differ
Number of battery cells	6	6
Battery life (max)Differs	4 h	4.5 h
Poweridentical
DC-in jack	Yes	Yes
AC adapter powerKnown for one	60 W	Unknown — not stated by the source
Securityidentical
Cable lock slot	Yes	Yes
Cable lock slot type	Kensington	Kensington
Password protection typeKnown for one	Unknown — not stated by the source	BIOS
HDD user password	Yes	Yes
Weight & dimensions4 differ
WeightDiffers	2.7 kg	2.1 kg
WidthDiffers	381 mm	340 mm
DepthDiffers	245 mm	232 mm
HeightDiffers	36 mm	34.8 mm
Dimensions (WxDxH)Known for one	381 x 245 x 36 mm	Unknown — not stated by the source
Other featuresidentical
Infrared data port	No	No
Internal modem	No	No
TV tuner integrated	No	No
Supplied AC adapter type	AC	AC
Power requirementsKnown for one	220V AC	Unknown — not stated by the source
Packaging contentidentical
AC adapter includedKnown for one	Yes	Unknown — not stated by the source

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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