Product comparison · 2 laptops

Acer Aspire 1820PT-734G32n vs Acer Aspire 5740DG-434G64Mn

108specifications compared
44differ
64identical
47known for one product only

Key differences

Display diagonal
- Aspire 1820PT-734G32n:29.5 cm (11.6")
- Aspire 5740DG-434G64Mn:39.6 cm (15.6")
Display brightness
- Aspire 1820PT-734G32n:200 cd/m²
- Aspire 5740DG-434G64Mn:220 cd/m²
Processor family
- Aspire 1820PT-734G32n:Intel® Core™2 Duo
- Aspire 5740DG-434G64Mn:Intel® Core™ i5
Processor model
- Aspire 1820PT-734G32n:SU7300
- Aspire 5740DG-434G64Mn:i5-430M
Processor threads
- Aspire 1820PT-734G32n:2
- Aspire 5740DG-434G64Mn:4
Processor frequency
- Aspire 1820PT-734G32n:1.3 GHz
- Aspire 5740DG-434G64Mn:2.26 GHz
Processor socket
- Aspire 1820PT-734G32n:BGA 956
- Aspire 5740DG-434G64Mn:BGA 1288
Processor lithography
- Aspire 1820PT-734G32n:45 nm
- Aspire 5740DG-434G64Mn:32 nm

Side by side

Differences highlightedShow differences only

Comparison of Aspire 1820PT-734G32n, Aspire 5740DG-434G64Mn
155 specifications	A Acer Aspire 1820PT-734G32n View product	B Acer Aspire 5740DG-434G64Mn View product
Designidentical
Product colourKnown for one	Black	Unknown — not stated by the source
Display2 differ
Display diagonalDiffers	29.5 cm (11.6")	39.6 cm (15.6")
Display resolution	1366 x 768 pixels	1366 x 768 pixels
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Display brightnessDiffers	200 cd/m²	220 cd/m²
Display response rise/fall	8 ms	8 ms
Contrast ratio (typical)Known for one	500:1	Unknown — not stated by the source
Processor12 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™2 Duo	Intel® Core™ i5
Processor modelDiffers	SU7300	i5-430M
Processor cores	2	2
Processor threadsDiffers	2	4
Processor frequencyDiffers	1.3 GHz	2.26 GHz
Processor cache	3 MB	3 MB
Processor cache type	Smart Cache	Smart Cache
Processor front side busKnown for one	800 MHz	Unknown — not stated by the source
Processor socketDiffers	BGA 956	BGA 1288
Processor lithographyDiffers	45 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor codenameDiffers	Penryn	Arrandale
Bus typeDiffers	FSB	DMI
FSB Parity	No	No
SteppingDiffers	R0	C2
Thermal Design Power (TDP)Differs	10 W	35 W
Tjunction	105 °C	105 °C
Number of Processing Die TransistorsDiffers	410 M	382 M
Processing Die sizeDiffers	107 mm²	81 mm²
ECC supported by processor	No	No
Processor generationKnown for one	Unknown — not stated by the source	4th gen Intel® Core™ i5
Processor boost frequencyKnown for one	Unknown — not stated by the source	2.53 GHz
System bus rateKnown for one	Unknown — not stated by the source	2.5 GT/s
Processor seriesKnown for one	Unknown — not stated by the source	Intel Core i5-400 Series
Maximum number of PCI Express lanesKnown for one	Unknown — not stated by the source	16
PCI Express configurationsKnown for one	Unknown — not stated by the source	1x16
PCI Express slots versionKnown for one	Unknown — not stated by the source	2.0
CPU multiplier (bus/core ratio)Known for one	Unknown — not stated by the source	17
Memoryidentical
Internal memory	4 GB	4 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
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
Memory slots	2x SO-DIMM	2x SO-DIMM
Maximum internal memory	8 GB	8 GB
Storage1 differ
Total storage capacityDiffers	320 GB	640 GB
Number of HDDs installedKnown for one	1	Unknown — not stated by the source
HDD interface	SATA	SATA
HDD speedKnown for one	5400 RPM	Unknown — not stated by the source
Optical drive typeKnown for one	No	Unknown — not stated by the source
Card reader integrated	Yes	Yes
Compatible memory cards	MMC, MS PRO, SD, xD	MMC, MS PRO, SD, xD
Graphics1 differ
Discrete graphics card	Yes	Yes
Discrete graphics card modelDiffers	Intel® GMA 4500MHD	AMD Mobility Radeon HD 5650
Discrete graphics card memoryKnown for one	0.0625 GB	Unknown — not stated by the source
Maximum graphics card memoryKnown for one	1.759 GB	Unknown — not stated by the source
On-board graphics cardKnown for one	Unknown — not stated by the source	Yes
On-board graphics card familyKnown for one	Unknown — not stated by the source	Intel® HD Graphics
On-board graphics card modelKnown for one	Unknown — not stated by the source	Intel® HD Graphics
On-board graphics card base frequencyKnown for one	Unknown — not stated by the source	500 MHz
On-board graphics card dynamic frequency (max)Known for one	Unknown — not stated by the source	766 MHz
Audioidentical
Number of built-in speakersKnown for one	2	Unknown — not stated by the source
Cameraidentical
Front camera resolution (numeric)Known for one	0.3 MP	Unknown — not stated by the source
Video capturing speedKnown for one	30 fps	Unknown — not stated by the source
Swivel webcamKnown for one	No	Unknown — not stated by the source
Network2 differ
Networking features	Gigabit Ethernet	Gigabit Ethernet
Wireless technologyDiffers	802.11 b/g	IEEE 802.11b/g/n
BluetoothDiffers	Yes	No
Bluetooth versionKnown for one	2.1+EDR	Unknown — not stated by the source
Cabling technologyKnown for one	10/100/1000Base-T(X)	Unknown — not stated by the source
Ports & interfaces4 differ
USB 2.0 ports quantityDiffers	3	4
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantity	1	1
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Firewire (IEEE 1394) ports	0	0
Headphone outputs	1	1
S/PDIF out portDiffers	Yes	No
Microphone in	Yes	Yes
Docking connector	No	No
ExpressCard slot	No	No
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slotDiffers	No	Yes
Modem (RJ-11) portsDiffers	0	1
TV-in port	No	No
TV-out	No	No
PS/2 ports quantity	0	0
Parallel ports quantity	0	0
Serial ports quantity	0	0
Performance1 differ
Motherboard chipsetDiffers	Intel® GS45 Express	Intel® HM55 Express
Keyboardidentical
Keyboard layoutKnown for one	QWERTY	Unknown — not stated by the source
Pointing deviceKnown for one	Unknown — not stated by the source	Touchpad
Software1 differ
Operating system installed	Windows 7 Home Premium	Windows 7 Home Premium
Trial softwareKnown for one	McAfee Internet Security 2009 Suite Microsoft Works 9.0 with Office Home and Student 2007	Unknown — not stated by the source
Bundled softwareDiffers	Adobe Reader Adobe Flash Player Google Toolbar Google Desktop Google Setup CyberLink PowerDVD My WinLocker Microsoft Windows Live Essentials Wave 3 Orion	Acer Arcade Deluxe, Acer Backup Manager, Acer eRecovery Manager, Acer Crystal Eye, Acer GridVista, Acer Launch Manager, Adobe Reader, Adobe Flash Player, EarthLink, eSobi, Google Toolbar, NTI Media Maker, MyWinLocker, NetZero, Oberon GameZone, WildTangent
Processor special features15 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 64	Yes	Yes
Intel Clear Video TechnologyDiffers	No	Yes
Intel Demand Based Switching	No	No
Intel Dual Display Capable TechnologyDiffers	No	Yes
Intel Enhanced Halt StateDiffers	No	Yes
Intel FDI TechnologyDiffers	No	Yes
Intel Fast Memory AccessDiffers	No	Yes
Intel Flex Memory AccessDiffers	No	Yes
Intel Rapid Storage Technology	No	No
Intel Trusted Execution Technology	No	No
Intel VT-x with Extended Page Tables (EPT)Differs	No	Yes
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)Differs	No	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Differs	No	Yes
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	No	Yes
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 TechnologyDiffers	No	1.0
Processor ARK IDDiffers	42791	43537
Processor codeDiffers	SLGYV	SLBPM
Processor package sizeDiffers	22 x 22 mm	rPGA 37.5x 37.5, BGA 34x28
Supported instruction setsDiffers	SSE4	SSE4.1, SSE4.2
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	No	No
CPU configuration (max)Known for one	Unknown — not stated by the source	1
Graphics & IMC lithographyKnown for one	Unknown — not stated by the source	45 nm
Idle StatesKnown for one	Unknown — not stated by the source	Yes
Intel® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Physical Address Extension (PAE)Known for one	Unknown — not stated by the source	Yes
Battery1 differ
Number of battery cells	6	6
Battery capacityKnown for one	5600 mAh	Unknown — not stated by the source
Battery life (max)Differs	8 h	4 h
Poweridentical
AC adapter powerKnown for one	30 W	Unknown — not stated by the source
AC adapter input voltageKnown for one	100 - 240 V	Unknown — not stated by the source
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	Yes	Yes
Cable lock slot type	Kensington	Kensington
Password protection type	BIOS	BIOS
HDD user passwordKnown for one	Yes	Unknown — not stated by the source
Weight & dimensions3 differ
WeightDiffers	1.72 kg	2.8 kg
WidthDiffers	285 mm	383 mm
DepthDiffers	208.9 mm	250 mm
HeightKnown for one	34.5 mm	Unknown — not stated by the source
Dimensions (WxDxH)Known for one	285 x 208.9 x 34.5 mm	Unknown — not stated by the source
Height (front)Known for one	Unknown — not stated by the source	2.6 cm
Height (rear)Known for one	Unknown — not stated by the source	3.7 cm
Other features1 differ
Infrared data port	No	No
Wake-on-LAN ready	Yes	Yes
Internal modemDiffers	No	Yes
Supplied AC adapter type	AC	AC
Modem speedKnown for one	Unknown — not stated by the source	56 Kbit/s
Modem typeKnown for one	Unknown — not stated by the source	ITU V.92

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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