Product comparison · 2 laptops

Acer AO751h-52Bk Intel Atom® Z520 Netbook vs Acer eMachines E725-423G25Mi

83specifications compared
37differ
46identical
44known for one product only

Key differences

Display diagonal
- AO751h-52Bk Intel Atom® Z520 Netbook:29.5 cm (11.6")
- eMachines E725-423G25Mi:39.6 cm (15.6")
Processor family
- AO751h-52Bk Intel Atom® Z520 Netbook:Intel Atom®
- eMachines E725-423G25Mi:Intel Pentium Mobile
Processor model
- AO751h-52Bk Intel Atom® Z520 Netbook:Z520
- eMachines E725-423G25Mi:T4200
Processor cores
- AO751h-52Bk Intel Atom® Z520 Netbook:1
- eMachines E725-423G25Mi:2
Processor frequency
- AO751h-52Bk Intel Atom® Z520 Netbook:1.33 GHz
- eMachines E725-423G25Mi:2 GHz
Processor cache
- AO751h-52Bk Intel Atom® Z520 Netbook:0.512 MB
- eMachines E725-423G25Mi:1 MB
Processor front side bus
- AO751h-52Bk Intel Atom® Z520 Netbook:533 MHz
- eMachines E725-423G25Mi:800 MHz
Processor socket
- AO751h-52Bk Intel Atom® Z520 Netbook:PBGA441
- eMachines E725-423G25Mi:LGA 3647 (Socket P)

Side by side

Differences highlightedShow differences only

Comparison of AO751h-52Bk, eMachines E725-423G25Mi
127 specifications	A Acer AO751h-52Bk Intel Atom® Z520 Netbook Model AO751h-52Bk View product	B Acer eMachines E725-423G25Mi View product
Display1 differ
Display diagonalDiffers	29.5 cm (11.6")	39.6 cm (15.6")
Display resolution	1366 x 768 pixels	1366 x 768 pixels
Native aspect ratio	16:9	16:9
Display brightnessKnown for one	Unknown — not stated by the source	220 cd/m²
Processor15 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel Atom®	Intel Pentium Mobile
Processor modelDiffers	Z520	T4200
Processor coresDiffers	1	2
Processor threads	2	2
Processor frequencyDiffers	1.33 GHz	2 GHz
Processor cacheDiffers	0.512 MB	1 MB
Processor cache type	L2	L2
Processor front side busDiffers	533 MHz	800 MHz
Processor socketDiffers	PBGA441	LGA 3647 (Socket P)
Processor lithography	45 nm	45 nm
Processor operating modesDiffers	32-bit	64-bit
Processor seriesDiffers	Intel Atom Z500 Series	Intel Pentium T4000 Series for Mobile
Processor codenameDiffers	Silverthorne	Penryn
Bus type	FSB	FSB
FSB Parity	No	No
SteppingDiffers	C0	R0
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)	10	10
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	3 GB
Internal memory type	DDR2-SDRAM	DDR2-SDRAM
Memory layout (slots x size)Differs	1 x 1 GB	1 x 1 + 1 x 2 GB
Memory slotsDiffers	1x SO-DIMM	2x SO-DIMM
Maximum internal memoryDiffers	2 GB	4 GB
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 4500M
Audioidentical
Audio system	High Definition Audio	High Definition Audio
Number of built-in speakers	2	2
Built-in microphoneKnown for one	Yes	Unknown — not stated by the source
Cameraidentical
Front camera resolution (numeric)	0.3 MP	0.3 MP
Network2 differ
Networking featuresKnown for one	Unknown — not stated by the source	Ethernet/Fast Ethernet
Wireless technologyDiffers	802.11b/g	IEEE 802.11b/g
BluetoothDiffers	Yes	No
Wi-FiKnown for one	Yes	Unknown — not stated by the source
Ethernet LANKnown for one	Yes	Unknown — not stated by the source
Bluetooth versionKnown for one	2.0+EDR	Unknown — not stated by the source
Ports & interfaces1 differ
USB 2.0 ports quantityDiffers	3	2
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 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	Yes
Modem (RJ-11) portsKnown for one	Unknown — not stated by the source	0
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
Performanceidentical
Motherboard chipsetKnown for one	Unknown — not stated by the source	Intel® GL40 Express
Keyboardidentical
Pointing device	Touchpad	Touchpad
Software2 differ
Operating system installedDiffers	Windows XP Home Edition	Windows Vista Home Premium
Bundled softwareDiffers	-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	Adobe Reader, Corel WinDVD, Launch Manager, NTI CD/DVD Maker, Norton Internet Security
Trial softwareKnown for one	-Microsoft Works SE 9 + Office Home & Student 2007, -McAfee Internet Security Suite.	Unknown — not stated by the source
Processor special features9 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)Differs	Yes	No
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	37251
Processor codeDiffers	SLB2H	SLGJN
Processor package sizeDiffers	13 x 14 mm	35 x 35 mm
Thermal Monitoring TechnologiesDiffers	Yes	No
Conflict-Free processor	No	No
Idle StatesKnown for one	Yes	Unknown — not stated by the source
Supported instruction setsKnown for one	SSE2, SSE3, SSSE3	Unknown — not stated by the source
Batteryidentical
Number of battery cells	6	6
Battery technologyKnown for one	Lithium-Ion (Li-Ion)	Unknown — not stated by the source
Battery capacityKnown for one	4400 mAh	Unknown — not stated by the source
Battery life (max)Known for one	8 h	Unknown — not stated by the source
Poweridentical
DC-in jack	Yes	Yes
Weight & dimensions3 differ
WeightDiffers	1.35 kg	2.7 kg
WidthDiffers	284 mm	372.3 mm
DepthDiffers	198 mm	246.5 mm
Height (front)Known for one	Unknown — not stated by the source	2.68 cm
Height (rear)Known for one	Unknown — not stated by the source	3.96 cm
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
Wake-on-LAN readyKnown for one	Unknown — not stated by the source	Yes
Internal modemKnown for one	Unknown — not stated by the source	No
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

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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