Product comparison · 2 laptops

Acer Aspire One 751 vs Lenovo ThinkPad SL500 (2746P9G), ES

73specifications compared
32differ
41identical
64known for one product only

Key differences

Display diagonal
- Aspire One 751:29.5 cm (11.6")
- ThinkPad SL500 (2746P9G), ES:39.1 cm (15.4")
Display resolution
- Aspire One 751:1366 x 768 pixels
- ThinkPad SL500 (2746P9G), ES:1280 x 800 pixels
Native aspect ratio
- Aspire One 751:16:9
- ThinkPad SL500 (2746P9G), ES:16:10
Processor family
- Aspire One 751:Intel Atom®
- ThinkPad SL500 (2746P9G), ES:Intel® Core™2 Duo
Processor model
- Aspire One 751:Z520
- ThinkPad SL500 (2746P9G), ES:T6570
Processor cores
- Aspire One 751:1
- ThinkPad SL500 (2746P9G), ES:2
Processor frequency
- Aspire One 751:1.33 GHz
- ThinkPad SL500 (2746P9G), ES:2.1 GHz
Processor cache
- Aspire One 751:0.512 MB
- ThinkPad SL500 (2746P9G), ES:2 MB

Side by side

Differences highlightedShow differences only

Comparison of Aspire One 751, ThinkPad SL500 (2746P9G), ES
137 specifications	A Acer Aspire One 751 View product	B Lenovo ThinkPad SL500 (2746P9G), ES View product
Display3 differ
Display diagonalDiffers	29.5 cm (11.6")	39.1 cm (15.4")
Display resolutionDiffers	1366 x 768 pixels	1280 x 800 pixels
Native aspect ratioDiffers	16:9	16:10
Processor12 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel Atom®	Intel® Core™2 Duo
Processor modelDiffers	Z520	T6570
Processor coresDiffers	1	2
Processor threads	2	2
Processor frequencyDiffers	1.33 GHz	2.1 GHz
Processor cacheDiffers	0.512 MB	2 MB
Processor cache type	L2	L2
Processor socketDiffers	PBGA441	Socket 478
Processor lithography	45 nm	45 nm
Processor operating modesDiffers	32-bit	32-bit, 64-bit
Processor codenameDiffers	Silverthorne	Penryn
FSB Parity	No	No
Thermal Design Power (TDP)Differs	2 W	35 W
TjunctionDiffers	90 °C	100 °C
Number of Processing Die TransistorsDiffers	47 M	410 M
Processing Die sizeDiffers	26 mm²	107 mm²
ECC supported by processor	No	No
Processor front side busKnown for one	533 MHz	Unknown — not stated by the source
Processor seriesKnown for one	Intel Atom Z500 Series	Unknown — not stated by the source
Bus typeKnown for one	FSB	Unknown — not stated by the source
SteppingKnown for one	C0	Unknown — not stated by the source
Scenario Design Power (SDP)Known for one	0.96 W	Unknown — not stated by the source
CPU multiplier (bus/core ratio)Known for one	10	Unknown — not stated by the source
Memory2 differ
Internal memoryDiffers	1 GB	2 GB
Internal memory type	DDR2-SDRAM	DDR2-SDRAM
Memory clock speedKnown for one	Unknown — not stated by the source	667 MHz
Memory layout (slots x size)Known for one	Unknown — not stated by the source	1 x 2 GB
Maximum internal memoryDiffers	2 GB	4 GB
Memory slotsKnown for one	1x SO-DIMM	Unknown — not stated by the source
Storageidentical
Total storage capacityKnown for one	Unknown — not stated by the source	250 GB
HDD interfaceKnown for one	Unknown — not stated by the source	SATA
HDD speedKnown for one	Unknown — not stated by the source	5400 RPM
Card reader integrated	Yes	Yes
Compatible memory cardsKnown for one	Unknown — not stated by the source	MMC, MS Pro, SD, SDHC, xD
HDD sizeKnown for one	2.5"	Unknown — not stated by the source
SSD capacityKnown for one	160 GB	Unknown — not stated by the source
Graphicsidentical
Discrete graphics cardKnown for one	Unknown — not stated by the source	Yes
Discrete graphics card modelKnown for one	Unknown — not stated by the source	Intel® GMA 4500MHD
Audio1 differ
Audio systemDiffers	High Definition Audio	Conexant Azalia 24-bit
Number of built-in speakersKnown for one	2	Unknown — not stated by the source
Built-in microphoneKnown for one	Yes	Unknown — not stated by the source
Network1 differ
Networking featuresKnown for one	Unknown — not stated by the source	WLAN, Gigabit Ethernet
Wireless technologyDiffers	Acer InviLink 802.11b/g Wi-Fi	IEEE 802.11a/b/g/n
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)
Wi-FiKnown for one	Yes	Unknown — not stated by the source
Ethernet LANKnown for one	Yes	Unknown — not stated by the source
Ports & interfaces1 differ
USB 2.0 ports quantityDiffers	3	4
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantityKnown for one	Unknown — not stated by the source	1
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	No
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
Keyboardidentical
Pointing deviceKnown for one	Unknown — not stated by the source	ThinkPad UltraNav
Keyboard layoutKnown for one	QWERTY	Unknown — not stated by the source
Software2 differ
Operating system installedDiffers	Windows XP Home Edition	Windows Vista Business
Optional operating system suppliedKnown for one	Unknown — not stated by the source	Windows XP Professional
Drivers includedKnown for one	Unknown — not stated by the source	Yes
Trial softwareDiffers	McAfee Internet Security Suite	Microsoft Office 2007
Bundled softwareKnown for one	- Acer eRecovery Management - Microsoft Works SE 9 with Office Home and Student 2007 Trial - 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 - Acer Video Confere	Unknown — not stated by the source
Compatible operating systemsKnown for one	Windows Vista	Unknown — not stated by the source
Processor special features6 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 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 Technology	No	No
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	42841
Thermal Monitoring TechnologiesDiffers	Yes	No
Conflict-Free processor	No	No
Idle StatesKnown for one	Yes	Unknown — not stated by the source
Processor codeKnown for one	SLB2H	Unknown — not stated by the source
Processor package sizeKnown for one	13 x 14 mm	Unknown — not stated by the source
Supported instruction setsKnown for one	SSE2, SSE3, SSSE3	Unknown — not stated by the source
Batteryidentical
Battery life (max)	4 h	4 h
Battery technologyKnown for one	Lithium-Ion (Li-Ion)	Unknown — not stated by the source
Number of battery cellsKnown for one	3	Unknown — not stated by the source
Battery capacityKnown for one	2200 mAh	Unknown — not stated by the source
Poweridentical
DC-in jack	Yes	Yes
AC adapter powerKnown for one	30 W	Unknown — not stated by the source
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	1.25 kg	2.9 kg
WidthDiffers	284 mm	358 mm
DepthDiffers	198 mm	260 mm
HeightDiffers	25.4 mm	39 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
Supplied AC adapter type	AC	AC
Designidentical
Product typeKnown for one	Netbook	Unknown — not stated by the source
Product colourKnown for one	Red	Unknown — not stated by the source
Cameraidentical
Front camera resolution (numeric)Known for one	0.3 MP	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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