Product comparison · 2 laptops

Acer Aspire 7740G vs Acer Aspire One 721-12B2ki

40specifications compared
22differ
18identical
126known for one product only

Key differences

Display diagonal
- Aspire 7740G:43.9 cm (17.3")
- Aspire One 721-12B2ki:29.5 cm (11.6")
Display resolution
- Aspire 7740G:1600 x 900 pixels
- Aspire One 721-12B2ki:1366 x 768 pixels
Processor manufacturer
- Aspire 7740G:Intel
- Aspire One 721-12B2ki:AMD
Processor family
- Aspire 7740G:Intel® Core™ i5
- Aspire One 721-12B2ki:AMD Athlon Neo
Processor model
- Aspire 7740G:i5-430M
- Aspire One 721-12B2ki:K125
Processor frequency
- Aspire 7740G:2.26 GHz
- Aspire One 721-12B2ki:1.7 GHz
Processor cache
- Aspire 7740G:3 MB
- Aspire One 721-12B2ki:1 MB
Processor cache type
- Aspire 7740G:Smart Cache
- Aspire One 721-12B2ki:L2

Side by side

Differences highlightedShow differences only

Comparison of Aspire 7740G, Aspire One 721-12B2ki
166 specifications	A Acer Aspire 7740G View product	B Acer Aspire One 721-12B2ki View product
Designidentical
Product typeKnown for one	Unknown — not stated by the source	Netbook
Display2 differ
Display diagonalDiffers	43.9 cm (17.3")	29.5 cm (11.6")
Display resolutionDiffers	1600 x 900 pixels	1366 x 768 pixels
HD typeKnown for one	HD+	Unknown — not stated by the source
Display brightnessKnown for one	220 cd/m²	Unknown — not stated by the source
Display response rise/fallKnown for one	8 ms	Unknown — not stated by the source
Processor6 differ
Processor manufacturerDiffers	Intel	AMD
Processor familyDiffers	Intel® Core™ i5	AMD Athlon Neo
Processor generationKnown for one	4th gen Intel® Core™ i5	Unknown — not stated by the source
Processor modelDiffers	i5-430M	K125
Processor coresKnown for one	2	Unknown — not stated by the source
Processor threadsKnown for one	4	Unknown — not stated by the source
Processor boost frequencyKnown for one	2.53 GHz	Unknown — not stated by the source
Processor frequencyDiffers	2.26 GHz	1.7 GHz
System bus rateKnown for one	2.5 GT/s	Unknown — not stated by the source
Processor cacheDiffers	3 MB	1 MB
Processor cache typeDiffers	Smart Cache	L2
Processor socketKnown for one	BGA 1288	Unknown — not stated by the source
Processor lithographyKnown for one	32 nm	Unknown — not stated by the source
Processor operating modesKnown for one	64-bit	Unknown — not stated by the source
Processor seriesKnown for one	Intel Core i5-400 Series	Unknown — not stated by the source
Processor codenameKnown for one	Arrandale	Unknown — not stated by the source
Bus typeKnown for one	DMI	Unknown — not stated by the source
FSB ParityKnown for one	No	Unknown — not stated by the source
SteppingKnown for one	C2	Unknown — not stated by the source
Thermal Design Power (TDP)Known for one	35 W	Unknown — not stated by the source
TjunctionKnown for one	105 °C	Unknown — not stated by the source
Maximum number of PCI Express lanesKnown for one	16	Unknown — not stated by the source
PCI Express configurationsKnown for one	1x16	Unknown — not stated by the source
PCI Express slots versionKnown for one	2.0	Unknown — not stated by the source
Number of Processing Die TransistorsKnown for one	382 M	Unknown — not stated by the source
Processing Die sizeKnown for one	81 mm²	Unknown — not stated by the source
CPU multiplier (bus/core ratio)Known for one	17	Unknown — not stated by the source
ECC supported by processorKnown for one	No	Unknown — not stated by the source
Processor front side busKnown for one	Unknown — not stated by the source	800 MHz
Memory2 differ
Internal memoryDiffers	4 GB	2 GB
Memory clock speedKnown for one	1066 MHz	Unknown — not stated by the source
Memory layout (slots x size)Known for one	2 x 2 GB	Unknown — not stated by the source
Maximum internal memoryDiffers	8 GB	4 GB
Storage2 differ
Total storage capacityDiffers	500 GB	320 GB
HDD interfaceDiffers	SATA II	SATA
Optical drive typeKnown for one	DVD Super Multi DL	Unknown — not stated by the source
Compatible memory cardsKnown for one	MMC, MS PRO, SD, xD	Unknown — not stated by the source
HDD capacityKnown for one	Unknown — not stated by the source	320 GB
HDD speedKnown for one	Unknown — not stated by the source	5400 RPM
Graphicsidentical
On-board graphics cardKnown for one	Yes	Unknown — not stated by the source
Discrete graphics cardKnown for one	Yes	Unknown — not stated by the source
Discrete graphics card modelKnown for one	AMD Mobility Radeon HD 5650	Unknown — not stated by the source
Graphics card familyKnown for one	AMD	Unknown — not stated by the source
On-board graphics card familyKnown for one	Intel® HD Graphics	Unknown — not stated by the source
On-board graphics card modelKnown for one	Intel® HD Graphics	Unknown — not stated by the source
On-board graphics card base frequencyKnown for one	500 MHz	Unknown — not stated by the source
On-board graphics card dynamic frequency (max)Known for one	766 MHz	Unknown — not stated by the source
Maximum graphics card memoryKnown for one	Unknown — not stated by the source	0.5 GB
Graphics cardKnown for one	Unknown — not stated by the source	Radeon HD 4225
Audio1 differ
Audio systemDiffers	HD	High Definition Audio
Built-in microphoneKnown for one	Unknown — not stated by the source	Yes
Camera1 differ
Front camera resolution (numeric)Differs	0.3 MP	1.3 MP
Network1 differ
Networking typeKnown for one	WLAN, Gigabit Ethernet	Unknown — not stated by the source
BluetoothDiffers	No	Yes
Networking featuresKnown for one	Unknown — not stated by the source	Gigabit Ethernet, WLAN
Wireless technologyKnown for one	Unknown — not stated by the source	802.11b/g/n
Ethernet LANKnown for one	Unknown — not stated by the source	Yes
Ethernet LAN data ratesKnown for one	Unknown — not stated by the source	10,100,1000 Mbit/s
Bluetooth versionKnown for one	Unknown — not stated by the source	3.0+HS
Ports & interfaces1 differ
USB 2.0 ports quantityDiffers	4	3
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	0	Unknown — not stated by the source
eSATA ports quantityKnown for one	0	Unknown — not stated by the source
DisplayPorts quantityKnown for one	0	Unknown — not stated by the source
DVI portKnown for one	No	Unknown — not stated by the source
Firewire (IEEE 1394) portsKnown for one	0	Unknown — not stated by the source
S/PDIF out portKnown for one	Yes	Unknown — not stated by the source
Line-inKnown for one	Yes	Unknown — not stated by the source
Microphone inKnown for one	Yes	Unknown — not stated by the source
Docking connectorKnown for one	No	Unknown — not stated by the source
ExpressCard slotKnown for one	No	Unknown — not stated by the source
CardBus PCMCIA slots quantityKnown for one	0	Unknown — not stated by the source
CardBus PCMCIA slot typeKnown for one	No	Unknown — not stated by the source
SmartCard slotKnown for one	No	Unknown — not stated by the source
Modem (RJ-11) portsKnown for one	1	Unknown — not stated by the source
TV-in portKnown for one	No	Unknown — not stated by the source
TV-outKnown for one	No	Unknown — not stated by the source
PS/2 ports quantityKnown for one	0	Unknown — not stated by the source
Parallel ports quantityKnown for one	0	Unknown — not stated by the source
Serial ports quantityKnown for one	0	Unknown — not stated by the source
Performanceidentical
Motherboard chipsetKnown for one	Intel® HM55 Express	Unknown — not stated by the source
GPS (satellite)Known for one	Unknown — not stated by the source	No
Softwareidentical
Trial softwareKnown for one	McAfee Internet Security Suite, CyberLink PowerDirector, Microsoft Works 9 + Office Home & Student 2007 (SP1)	Unknown — not stated by the source
Bundled softwareKnown for one	Acer Arcade Deluxe, Acer Crystal Eye, Acer GridVista, Acer GameZone, Acer Backup Manager, Acer Launch Manager, Acer eRecovery Management, Acer PowerSmart Manager, Adobe Reader, NTI Media Maker, Microsoft Windows Live Essentials.	Unknown — not stated by the source
Processor special featuresidentical
Intel® Wireless Display (Intel® WiDi)Known for one	No	Unknown — not stated by the source
CPU configuration (max)Known for one	1	Unknown — not stated by the source
Embedded options availableKnown for one	No	Unknown — not stated by the source
Enhanced Intel SpeedStep TechnologyKnown for one	Yes	Unknown — not stated by the source
Execute Disable BitKnown for one	Yes	Unknown — not stated by the source
Graphics & IMC lithographyKnown for one	45 nm	Unknown — not stated by the source
Idle StatesKnown for one	Yes	Unknown — not stated by the source
Intel 64Known for one	Yes	Unknown — not stated by the source
Intel Clear Video TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel Demand Based SwitchingKnown for one	No	Unknown — not stated by the source
Intel Dual Display Capable TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel Enhanced Halt StateKnown for one	Yes	Unknown — not stated by the source
Intel FDI TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel Fast Memory AccessKnown for one	Yes	Unknown — not stated by the source
Intel Flex Memory AccessKnown for one	Yes	Unknown — not stated by the source
Intel Rapid Storage TechnologyKnown for one	No	Unknown — not stated by the source
Intel Trusted Execution TechnologyKnown for one	No	Unknown — not stated by the source
Intel VT-x with Extended Page Tables (EPT)Known for one	Yes	Unknown — not stated by the source
Intel Virtualization Technology (VT-x)Known for one	Yes	Unknown — not stated by the source
Intel Virtualization Technology for Directed I/O (VT-d)Known for one	No	Unknown — not stated by the source
Intel® AES New Instructions (Intel® AES-NI)Known for one	No	Unknown — not stated by the source
Intel® Anti-Theft Technology (Intel® AT)Known for one	No	Unknown — not stated by the source
Intel® Clear Video HD Technology (Intel® CVT HD)Known for one	Yes	Unknown — not stated by the source
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for one	Yes	Unknown — not stated by the source
Intel® Hyper Threading Technology (Intel® HT Technology)Known for one	Yes	Unknown — not stated by the source
Intel® InTru™ 3D TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Insider™Known for one	No	Unknown — not stated by the source
Intel® My WiFi Technology (Intel® MWT)Known for one	No	Unknown — not stated by the source
Intel® Quick Sync Video TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Smart CacheKnown for one	Yes	Unknown — not stated by the source
Intel® Turbo Boost TechnologyKnown for one	1.0	Unknown — not stated by the source
Physical Address Extension (PAE)Known for one	Yes	Unknown — not stated by the source
Processor ARK IDKnown for one	43537	Unknown — not stated by the source
Processor codeKnown for one	SLBPM	Unknown — not stated by the source
Processor package sizeKnown for one	rPGA 37.5x 37.5, BGA 34x28	Unknown — not stated by the source
Supported instruction setsKnown for one	SSE4.1, SSE4.2	Unknown — not stated by the source
Thermal Monitoring TechnologiesKnown for one	Yes	Unknown — not stated by the source
Conflict-Free processorKnown for one	No	Unknown — not stated by the source
Battery1 differ
Battery life (max)Differs	4 h	5.5 h
Battery technologyKnown for one	Unknown — not stated by the source	Lithium-Ion (Li-Ion)
Number of battery cellsKnown for one	Unknown — not stated by the source	6
Battery capacityKnown for one	Unknown — not stated by the source	4400 mAh
Poweridentical
AC adapter powerKnown for one	65 W	Unknown — not stated by the source
Securityidentical
Password protection typeKnown for one	BIOS	Unknown — not stated by the source
BIOS passwordKnown for one	Unknown — not stated by the source	Yes
Sustainabilityidentical
Sustainability certificatesKnown for one	ENERGY STAR	Unknown — not stated by the source
Weight & dimensions5 differ
WeightDiffers	3.2 kg	1.4 kg
WidthDiffers	411 mm	285 mm
DepthDiffers	274 mm	204 mm
Height (front)Differs	4 cm	2.57 cm
Height (rear)Differs	4.5 cm	2.8 cm
Packaging contentidentical
AC adapter includedKnown for one	Yes	Unknown — not stated by the source
Other featuresidentical
Infrared data portKnown for one	No	Unknown — not stated by the source
Wake-on-LAN readyKnown for one	Yes	Unknown — not stated by the source
Wake-on-Ring readyKnown for one	Yes	Unknown — not stated by the source
Internal modemKnown for one	Yes	Unknown — not stated by the source
TV tuner integratedKnown for one	No	Unknown — not stated by the source
Modem speedKnown for one	56 Kbit/s	Unknown — not stated by the source
Modem typeKnown for one	ITU V.92	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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