Product comparison · 2 laptops

Acer AO751h-52Bk Intel Atom® Z520 Netbook vs Lenovo ThinkPad R 500

69specifications compared
29differ
40identical
61known for one product only

Key differences

Display diagonal
- AO751h-52Bk Intel Atom® Z520 Netbook:29.5 cm (11.6")
- ThinkPad R 500:39.1 cm (15.4")
Display resolution
- AO751h-52Bk Intel Atom® Z520 Netbook:1366 x 768 pixels
- ThinkPad R 500:1280 x 800 pixels
Native aspect ratio
- AO751h-52Bk Intel Atom® Z520 Netbook:16:9
- ThinkPad R 500:16:10
Processor family
- AO751h-52Bk Intel Atom® Z520 Netbook:Intel Atom®
- ThinkPad R 500:Intel® Core™2 Duo
Processor model
- AO751h-52Bk Intel Atom® Z520 Netbook:Z520
- ThinkPad R 500:T6570
Processor cores
- AO751h-52Bk Intel Atom® Z520 Netbook:1
- ThinkPad R 500:2
Processor frequency
- AO751h-52Bk Intel Atom® Z520 Netbook:1.33 GHz
- ThinkPad R 500:2.1 GHz
Processor cache
- AO751h-52Bk Intel Atom® Z520 Netbook:0.512 MB
- ThinkPad R 500:2 MB

Side by side

Differences highlightedShow differences only

Comparison of AO751h-52Bk, ThinkPad R 500
130 specifications	A Acer AO751h-52Bk Intel Atom® Z520 Netbook Model AO751h-52Bk View product	B Lenovo ThinkPad R 500 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
Display number of coloursKnown for one	Unknown — not stated by the source	16.78 million colours
Native aspect ratioDiffers	16:9	16:10
Dual-screenKnown for one	Unknown — not stated by the source	No
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
Memory3 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	1333 MHz
Maximum internal memoryDiffers	2 GB	4 GB
Memory layout (slots x size)Known for one	1 x 1 GB	Unknown — not stated by the source
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
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
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
Audioidentical
Number of built-in speakers	2	2
Speaker powerKnown for one	Unknown — not stated by the source	2 W
Audio systemKnown for one	High Definition Audio	Unknown — not stated by the source
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	1000Mbps, 100Mbps, 10Mbps
Networking typeKnown for one	Unknown — not stated by the source	Gigabit Ethernet
Wireless technologyDiffers	802.11b/g	802.11 b/g
Bluetooth	Yes	Yes
Bluetooth version	2.0+EDR	2.0+EDR
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 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	0
Headphone outputsDiffers	1	2
S/PDIF out portKnown for one	Unknown — not stated by the source	Yes
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	Yes
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
Software1 differ
Operating system installedDiffers	Windows XP Home Edition	Windows Vista Business
Trial softwareKnown for one	-Microsoft Works SE 9 + Office Home & Student 2007, -McAfee Internet Security Suite.	Unknown — not stated by the source
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, -Win	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
Battery1 differ
Battery life (max)Differs	8 h	3 h
Battery technologyKnown for one	Lithium-Ion (Li-Ion)	Unknown — not stated by the source
Number of battery cellsKnown for one	6	Unknown — not stated by the source
Battery capacityKnown for one	4400 mAh	Unknown — not stated by the source
Poweridentical
DC-in jack	Yes	Yes
Weight & dimensions1 differ
WeightDiffers	1.35 kg	2.9 kg
Dimensions (WxDxH)Known for one	Unknown — not stated by the source	358 x 260 x 38.5 mm
WidthKnown for one	284 mm	Unknown — not stated by the source
DepthKnown for one	198 mm	Unknown — not stated by the source
HeightKnown for one	24.5 mm	Unknown — not stated by the source
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	Black	Unknown — not stated by the source
Keyboardidentical
Pointing deviceKnown for one	Touchpad	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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