Product comparison · 2 laptops

Lenovo IdeaPad U450p vs Lenovo ThinkPad R500 + SD

88specifications compared
31differ
57identical
13known for one product only

Key differences

Display diagonal
- IdeaPad U450p:35.6 cm (14")
- ThinkPad R500 + SD:39.1 cm (15.4")
Processor family
- IdeaPad U450p:Intel® Celeron® M
- ThinkPad R500 + SD:Intel® Core™2 Duo
Processor model
- IdeaPad U450p:743
- ThinkPad R500 + SD:P7370
Processor cores
- IdeaPad U450p:1
- ThinkPad R500 + SD:2
Processor threads
- IdeaPad U450p:1
- ThinkPad R500 + SD:2
Processor frequency
- IdeaPad U450p:1.3 GHz
- ThinkPad R500 + SD:2 GHz
Processor cache
- IdeaPad U450p:1 MB
- ThinkPad R500 + SD:3 MB
Processor front side bus
- IdeaPad U450p:800 MHz
- ThinkPad R500 + SD:1066 MHz

Side by side

Differences highlightedShow differences only

Comparison of IdeaPad U450p, ThinkPad R500 + SD
101 specifications	A Lenovo IdeaPad U450p View product	B Lenovo ThinkPad R500 + SD View product
Designidentical
Product colourKnown for one	Black	Unknown — not stated by the source
Display1 differ
Display diagonalDiffers	35.6 cm (14")	39.1 cm (15.4")
Display resolutionKnown for one	1366 x 768 pixels	Unknown — not stated by the source
Native aspect ratioKnown for one	16:9	Unknown — not stated by the source
Processor10 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Celeron® M	Intel® Core™2 Duo
Processor modelDiffers	743	P7370
Processor coresDiffers	1	2
Processor threadsDiffers	1	2
Processor frequencyDiffers	1.3 GHz	2 GHz
Processor cacheDiffers	1 MB	3 MB
Processor cache type	L2	L2
Processor front side busDiffers	800 MHz	1066 MHz
Processor socketDiffers	BGA 956	Socket 478
Processor lithography	45 nm	45 nm
Processor seriesDiffers	Intel Celeron M ULV 700 Series	Intel Core 2 Duo P7000 Series
Processor codename	Penryn	Penryn
Bus type	FSB	FSB
FSB Parity	No	No
Stepping	R0	R0
Thermal Design Power (TDP)Differs	10 W	25 W
TjunctionKnown 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 operating modesKnown for one	Unknown — not stated by the source	64-bit
CPU multiplier (bus/core ratio)Known for one	Unknown — not stated by the source	7.5
Memoryidentical
Internal memory	2 GB	2 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speedKnown for one	1066 MHz	Unknown — not stated by the source
Storage2 differ
Total storage capacityDiffers	250 GB	320 GB
HDD speed	5400 RPM	5400 RPM
Card reader integratedDiffers	No	Yes
Graphicsidentical
Discrete graphics card	Yes	Yes
Discrete graphics card model	Intel® GMA X4500	Intel® GMA X4500
Graphics card familyKnown for one	Unknown — not stated by the source	Intel
Cameraidentical
Front cameraKnown for one	No	Unknown — not stated by the source
Network1 differ
Wireless technologyDiffers	Broadcom 11b/g Wi-Fi wireless	Intel WiFi Link 5100 (1x2)
Bluetooth	Yes	Yes
Bluetooth versionKnown for one	2.1+EDR	Unknown — not stated by the source
Ports & interfaces7 differ
USB 2.0 ports quantityDiffers	0	3
Ethernet LAN (RJ-45) ports	0	0
HDMI ports quantity	0	0
DVI port	No	No
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 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
Keyboardidentical
Pointing deviceKnown for one	Touchpad	Unknown — not stated by the source
Software1 differ
Operating system installedDiffers	Windows 7 Home Premium	Windows XP Professional
Pre-installed softwareKnown for one	Unknown — not stated by the source	Vista Business recovery Media
Processor special features7 differ
Intel® Wireless Display (Intel® WiDi)	No	No
Embedded options available	No	No
Enhanced Intel SpeedStep TechnologyDiffers	No	Yes
Execute Disable BitDiffers	No	Yes
Intel 64Differs	No	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 Technology	No	No
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	37135	37117
Processor codeDiffers	SLGEV	SLGF9
Processor package sizeDiffers	22 x 22 mm	35 x 35 mm
Thermal Monitoring Technologies	No	No
Conflict-Free processor	No	No
Batteryidentical
Number of battery cells	6	6
Battery life (max)Known for one	Unknown — not stated by the source	2.4 h
Weight & dimensions1 differ
WeightDiffers	1.6 kg	2.94 kg
Other features1 differ
Infrared data port	No	No
Internal modemDiffers	No	Yes
Supplied AC adapter type	AC	AC

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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