Product comparison · 2 laptops

Acer Aspire One 751h-b vs Lenovo ThinkPad T500 (20552PG), BE

84specifications compared
44differ
40identical
52known for one product only

Key differences

Display diagonal
- Aspire One 751h-b:29.5 cm (11.6")
- ThinkPad T500 (20552PG), BE:39.1 cm (15.4")
Display resolution
- Aspire One 751h-b:1366 x 768 pixels
- ThinkPad T500 (20552PG), BE:1680 x 1050 pixels
Native aspect ratio
- Aspire One 751h-b:16:9
- ThinkPad T500 (20552PG), BE:16:10
Processor family
- Aspire One 751h-b:Intel Atom®
- ThinkPad T500 (20552PG), BE:Intel® Core™2 Duo
Processor model
- Aspire One 751h-b:Z520
- ThinkPad T500 (20552PG), BE:T9400
Processor cores
- Aspire One 751h-b:1
- ThinkPad T500 (20552PG), BE:2
Processor frequency
- Aspire One 751h-b:1.33 GHz
- ThinkPad T500 (20552PG), BE:2.53 GHz
Processor cache
- Aspire One 751h-b:0.512 MB
- ThinkPad T500 (20552PG), BE:6 MB

Side by side

Differences highlightedShow differences only

Comparison of Aspire One 751h-b, ThinkPad T500 (20552PG), BE
136 specifications	A Acer Aspire One 751h-b View product	B Lenovo ThinkPad T500 (20552PG), BE View product
Display3 differ
Display diagonalDiffers	29.5 cm (11.6")	39.1 cm (15.4")
Display resolutionDiffers	1366 x 768 pixels	1680 x 1050 pixels
Native aspect ratioDiffers	16:9	16:10
Display surfaceKnown for one	Unknown — not stated by the source	Gloss
Processor16 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel Atom®	Intel® Core™2 Duo
Processor modelDiffers	Z520	T9400
Processor coresDiffers	1	2
Processor threads	2	2
Processor frequencyDiffers	1.33 GHz	2.53 GHz
Processor cacheDiffers	0.512 MB	6 MB
Processor cache type	L2	L2
Processor front side busDiffers	533 MHz	1066 MHz
Processor socketDiffers	PBGA441	Socket 479
Processor lithography	45 nm	45 nm
Processor operating modesDiffers	32-bit	64-bit
Processor seriesDiffers	Intel Atom Z500 Series	Intel Core 2 Duo T9000 Series
Processor codenameDiffers	Silverthorne	Penryn
Bus type	FSB	FSB
FSB Parity	No	No
SteppingDiffers	C0	E0
Thermal Design Power (TDP)Differs	2 W	35 W
TjunctionDiffers	90 °C	105 °C
Number of Processing Die TransistorsDiffers	47 M	410 M
Processing Die sizeDiffers	26 mm²	107 mm²
CPU multiplier (bus/core ratio)Differs	10	9.5
ECC supported by processor	No	No
Scenario Design Power (SDP)Known for one	0.96 W	Unknown — not stated by the source
Memory4 differ
Internal memoryDiffers	1 GB	2 GB
Internal memory typeDiffers	DDR2-SDRAM	DDR3-SDRAM
Memory clock speedKnown for one	Unknown — not stated by the source	1066 MHz
Memory layout (slots x size)Differs	1 x 1 GB	1 x 2 GB
Maximum internal memoryDiffers	2 GB	4 GB
Memory slotsKnown for one	1x SO-DIMM	Unknown — not stated by the source
Storage1 differ
Total storage capacityKnown for one	Unknown — not stated by the source	160 GB
Number of HDDs installedKnown for one	Unknown — not stated by the source	1
Card reader integratedDiffers	Yes	No
HDD capacityKnown for one	160 GB	Unknown — not stated by the source
HDD sizeKnown for one	2.5"	Unknown — not stated by the source
Graphicsidentical
On-board graphics cardKnown for one	Unknown — not stated by the source	No
Discrete graphics cardKnown for one	Unknown — not stated by the source	Yes
Discrete graphics card modelKnown for one	Unknown — not stated by the source	AMD Mobility Radeon HD 3650
Discrete graphics card memoryKnown for one	Unknown — not stated by the source	0.25 GB
On-board graphics card modelKnown for one	Unknown — not stated by the source	Not available
Audio1 differ
Audio systemDiffers	High Definition Audio	Conexant Azalia 24-bit
Number of built-in speakers	2	2
Speaker powerKnown for one	Unknown — not stated by the source	2 W
Built-in microphoneKnown for one	Yes	Unknown — not stated by the source
Cameraidentical
Front cameraKnown for one	Unknown — not stated by the source	No
Front camera resolution (numeric)Known for one	0.3 MP	Unknown — not stated by the source
Network1 differ
Networking featuresKnown for one	Unknown — not stated by the source	Gigabit Ethernet, WLAN
Wireless technologyDiffers	IEEE 802.11b/g	Intel 5300AGN
Bluetooth	Yes	Yes
Bluetooth version	2.0+EDR	2.0+EDR
Cabling technologyKnown for one	Unknown — not stated by the source	10/100/1000Base-T(X)
Ports & interfacesidentical
USB 2.0 ports quantity	3	3
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantityKnown for one	Unknown — not stated by the source	0
DVI portKnown for one	Unknown — not stated by the source	No
VGA (D-Sub) ports quantity	1	1
Firewire (IEEE 1394) portsKnown for one	Unknown — not stated by the source	1
Headphone outputs	1	1
S/PDIF out portKnown for one	Unknown — not stated by the source	No
Microphone in	Yes	Yes
Docking connectorKnown for one	Unknown — not stated by the source	Yes
ExpressCard slotKnown for one	Unknown — not stated by the source	No
CardBus PCMCIA slots quantityKnown for one	Unknown — not stated by the source	0
CardBus PCMCIA slot typeKnown for one	Unknown — not stated by the source	No
SmartCard slotKnown for one	Unknown — not stated by the source	No
Modem (RJ-11) portsKnown for one	Unknown — not stated by the source	1
TV-in portKnown for one	Unknown — not stated by the source	No
TV-outKnown for one	Unknown — not stated by the source	No
PS/2 ports quantityKnown for one	Unknown — not stated by the source	0
Parallel ports quantityKnown for one	Unknown — not stated by the source	0
Serial ports quantityKnown for one	Unknown — not stated by the source	0
Keyboard1 differ
Pointing deviceDiffers	Touchpad	ThinkPad UltraNav
Software1 differ
Operating system installedDiffers	Windows XP Home Edition	Windows Vista Business
Drivers includedKnown for one	Unknown — not stated by the source	Yes
Trial softwareKnown for one	Unknown — not stated by the source	Microsoft Office 2007
Bundled softwareKnown for one	Acer eRecovery Management, Google Toolbar, Google Desktop, Google Setup, Adobe Reader 9, Adobe Flash Player 10, Microsoft.NET Framework 2.0, Customized Internet Explorer 7.0, eSobi, Carbonite online backup, Windows Media Player 10, Acer Game Zone, Acer Video Conference Manager 4.0, Windows Live Esse	Unknown — not stated by the source
Processor special features11 differ
Intel® Wireless Display (Intel® WiDi)	No	No
Embedded options availableDiffers	No	Yes
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Idle StatesDiffers	Yes	No
Intel 64Differs	No	Yes
Intel Clear Video Technology	No	No
Intel Demand Based SwitchingDiffers	Yes	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 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)	Yes	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)Differs	Yes	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	35466	35562
Processor codeDiffers	SLB2H	SLGEK
Processor package sizeDiffers	13 x 14 mm	35 x 35 mm
Thermal Monitoring TechnologiesDiffers	Yes	No
Conflict-Free processor	No	No
Supported instruction setsKnown for one	SSE2, SSE3, SSSE3	Unknown — not stated by the source
Battery1 differ
Number of battery cells	6	6
Battery life (max)Differs	8 h	6.6 h
Battery technologyKnown for one	Lithium-Ion (Li-Ion)	Unknown — not stated by the source
Poweridentical
DC-in jack	Yes	Yes
Securityidentical
Cable lock slotKnown for one	Unknown — not stated by the source	Yes
Cable lock slot typeKnown for one	Unknown — not stated by the source	IBM
Fingerprint readerKnown for one	Unknown — not stated by the source	Yes
HDD user passwordKnown for one	Unknown — not stated by the source	Yes
Weight & dimensions4 differ
WeightDiffers	1.35 kg	2.63 kg
WidthDiffers	284 mm	357.5 mm
DepthDiffers	198 mm	255 mm
HeightDiffers	25.4 mm	33.5 mm
Packaging contentidentical
AC adapter includedKnown for one	Unknown — not stated by the source	Yes
Other featuresidentical
Infrared data portKnown for one	Unknown — not stated by the source	No
Internal modemKnown for one	Unknown — not stated by the source	Yes
Modem speedKnown for one	Unknown — not stated by the source	56 Kbit/s
Modem typeKnown for one	Unknown — not stated by the source	56K V.90
Intel segment taggingKnown for one	Unknown — not stated by the source	Home office, Small Business
Supplied AC adapter type	AC	AC
Designidentical
Product typeKnown for one	Netbook	Unknown — not stated by the source
Product colourKnown for one	Blue	Unknown — not stated by the source
Performanceidentical
Motherboard chipsetKnown for one	Intel® SCH US15W	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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