Product comparison · 2 laptops

Lenovo IdeaPad U450 vs Lenovo ThinkPad W500 + Essential Port Replicator

94specifications compared
37differ
57identical
28known for one product only

Key differences

Display diagonal
- IdeaPad U450:14, 14.0
- ThinkPad W500 + Essential Port Replicator:39.1 cm (15.4")
Display resolution
- IdeaPad U450:1366 x 768 pixels
- ThinkPad W500 + Essential Port Replicator:1680 x 1050 pixels
Native aspect ratio
- IdeaPad U450:16:9
- ThinkPad W500 + Essential Port Replicator:16:10
Processor family
- IdeaPad U450:Intel® Pentium®
- ThinkPad W500 + Essential Port Replicator:Intel® Core™2 Duo
Processor model
- IdeaPad U450:SU4100
- ThinkPad W500 + Essential Port Replicator:T9550
Processor frequency
- IdeaPad U450:1.3 GHz
- ThinkPad W500 + Essential Port Replicator:2.66 GHz
Processor cache
- IdeaPad U450:2 MB
- ThinkPad W500 + Essential Port Replicator:6 MB
Processor front side bus
- IdeaPad U450:800 MHz
- ThinkPad W500 + Essential Port Replicator:1066 MHz

Side by side

Differences highlightedShow differences only

Comparison of IdeaPad U450, ThinkPad W500 + Essential Port Replicator
122 specifications	A Lenovo IdeaPad U450 View product	B Lenovo ThinkPad W500 + Essential Port Replicator View product
Designidentical
Product colourKnown for one	Black	Unknown — not stated by the source
Display3 differ
Display diagonalDiffers	14, 14.0	39.1 cm (15.4")
Display resolutionDiffers	1366 x 768 pixels	1680 x 1050 pixels
Native aspect ratioDiffers	16:9	16:10
Processor8 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Pentium®	Intel® Core™2 Duo
Processor modelDiffers	SU4100	T9550
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	1.3 GHz	2.66 GHz
Processor cacheDiffers	2 MB	6 MB
Processor cache type	L2	L2
Processor front side busDiffers	800 MHz	1066 MHz
Processor socketDiffers	BGA 956	Socket 479
Processor lithography	45 nm	45 nm
Processor operating modes	64-bit	64-bit
Processor codename	Penryn	Penryn
Bus type	FSB	FSB
FSB Parity	No	No
SteppingDiffers	R0	E0
Thermal Design Power (TDP)Differs	10 W	35 W
TcaseKnown for one	100 °C	Unknown — not stated by the source
Number of Processing Die Transistors	410 M	410 M
Processing Die size	107 mm²	107 mm²
ECC supported by processor	No	No
Processor seriesKnown for one	Unknown — not stated by the source	Intel Core 2 Duo T9000 Series
TjunctionKnown for one	Unknown — not stated by the source	105 °C
CPU multiplier (bus/core ratio)Known for one	Unknown — not stated by the source	10
Memory1 differ
Internal memoryDiffers	3 GB	4 GB
Memory clock speed	1066 MHz	1066 MHz
Memory slotsKnown for one	2x SO-DIMM	Unknown — not stated by the source
Memory layout (slots x size)Known for one	Unknown — not stated by the source	2 x 2 GB
Maximum internal memoryKnown for one	Unknown — not stated by the source	8 GB
Storage1 differ
Total storage capacity	320 GB	320 GB
HDD capacityKnown for one	320 GB	Unknown — not stated by the source
HDD interfaceKnown for one	SATA	Unknown — not stated by the source
HDD speed	5400 RPM	5400 RPM
Card reader integratedDiffers	No	Yes
Graphics1 differ
Discrete graphics card	Yes	Yes
Discrete graphics card modelDiffers	Intel® GMA X4500	AMD Mobility FireGL V5700
Maximum resolutionKnown for one	2048 x 1536 pixels	Unknown — not stated by the source
Maximum graphics card memoryKnown for one	Unknown — not stated by the source	0.5 GB
Cameraidentical
Front cameraKnown for one	No	Unknown — not stated by the source
Network2 differ
Wireless technologyDiffers	Broadcom 11b/g Wi-Fi wireless	Intel Wireless WiFi Link 5300 3x3 AGN
Ethernet LANKnown for one	Yes	Unknown — not stated by the source
Bluetooth	Yes	Yes
Bluetooth versionDiffers	2.1+EDR	2.0+EDR
Networking typeKnown for one	Unknown — not stated by the source	Vodafone WWAN
Ports & interfaces9 differ
USB 2.0 ports quantityDiffers	0	3
Ethernet LAN (RJ-45) ports	0	0
HDMI ports quantity	0	0
DVI portDiffers	No	Yes
VGA (D-Sub) ports quantityDiffers	0	1
Firewire (IEEE 1394) portsDiffers	0	1
Headphone outputsDiffers	0	1
S/PDIF out port	No	No
Microphone inDiffers	No	Yes
Docking connectorDiffers	No	Yes
ExpressCard slotDiffers	No	Yes
CardBus PCMCIA slots quantityDiffers	0	1
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
I/O portsKnown for one	VGA	Unknown — not stated by the source
Keyboardidentical
Pointing deviceKnown for one	Touchpad	Unknown — not stated by the source
Keyboard typeKnown for one	Full size	Unknown — not stated by the source
Software1 differ
Operating system installedDiffers	Windows 7 Home Premium	Windows Vista Business
Processor special features5 differ
Intel® Wireless Display (Intel® WiDi)	No	No
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	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	No	No
Intel FDI Technology	No	No
Intel Fast Memory Access	No	No
Intel Flex Memory Access	No	No
Intel Rapid Storage Technology	No	No
Intel Trusted Execution TechnologyDiffers	No	Yes
Intel VT-x with Extended Page Tables (EPT)	No	No
Intel Virtualization Technology (VT-x)Differs	No	Yes
Intel Virtualization Technology for Directed I/O (VT-d)	No	No
Intel® AES New Instructions (Intel® AES-NI)	No	No
Intel® Anti-Theft Technology (Intel® AT)	No	No
Intel® Clear Video HD Technology (Intel® CVT HD)	No	No
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)	No	No
Intel® InTru™ 3D Technology	No	No
Intel® Insider™	No	No
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® Quick Sync Video Technology	No	No
Intel® Turbo Boost Technology	No	No
Processor ARK IDDiffers	43568	37130
Processor codeDiffers	SLGS4	SLGE4
Processor package sizeDiffers	22 x22 mm	35 x 35 mm
Thermal Monitoring Technologies	No	No
Conflict-Free processor	No	No
Battery1 differ
Number of battery cellsDiffers	6	9
Battery life (max)Known for one	Unknown — not stated by the source	8.3 h
Poweridentical
AC adapter powerKnown for one	65 W	Unknown — not stated by the source
Weight & dimensions4 differ
WeightDiffers	1.6 kg	2.63 kg
WidthDiffers	338.5 mm	357.5 mm
DepthDiffers	235.5 mm	255 mm
HeightDiffers	23 mm	29.5 mm
Dimensions (WxDxH)Known for one	Unknown — not stated by the source	357.5 x 255 x 29.5 mm
Hard driveidentical
Storage drive typeKnown for one	320GB SATA/ 5400	Unknown — not stated by the source
Other features1 differ
Security featuresKnown for one	None	Unknown — not stated by the source
Infrared data port	No	No
Battery typeKnown for one	6 Cell Lithium-Ion	Unknown — not stated by the source
Internal modemDiffers	No	Yes
Modem typeKnown for one	No	Unknown — not stated by the source
Supplied AC adapter type	AC	AC
Intel segment taggingKnown for one	Unknown — not stated by the source	Professional
Driver software for optical driveKnown for one	Unknown — not stated by the source	Windows Professional recovery media
Securityidentical
Fingerprint readerKnown 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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