Product comparison · 2 laptops

Acer Aspire 7720Z-3A3G12Mi vs Samsung P55LXD Intel® Core™2 Duo T8100

108specifications compared
42differ
66identical
27known for one product only

Key differences

Display diagonal
- Aspire 7720Z-3A3G12Mi:43.2 cm (17")
- P55LXD Intel® Core™2 Duo T8100:38.1 cm (15")
Display resolution
- Aspire 7720Z-3A3G12Mi:1440 x 900 pixels
- P55LXD Intel® Core™2 Duo T8100:1400 x 1050 pixels
Native aspect ratio
- Aspire 7720Z-3A3G12Mi:16:10
- P55LXD Intel® Core™2 Duo T8100:4:3
Processor family
- Aspire 7720Z-3A3G12Mi:Intel® Pentium®
- P55LXD Intel® Core™2 Duo T8100:Intel® Core™2 Duo
Processor model
- Aspire 7720Z-3A3G12Mi:T2370
- P55LXD Intel® Core™2 Duo T8100:T8100
Processor frequency
- Aspire 7720Z-3A3G12Mi:1.73 GHz
- P55LXD Intel® Core™2 Duo T8100:2.1 GHz
Processor cache
- Aspire 7720Z-3A3G12Mi:1 MB
- P55LXD Intel® Core™2 Duo T8100:3 MB
Processor front side bus
- Aspire 7720Z-3A3G12Mi:533 MHz
- P55LXD Intel® Core™2 Duo T8100:800 MHz

Side by side

Differences highlightedShow differences only

Comparison of Aspire 7720Z-3A3G12Mi, P55LXD
135 specifications	A Acer Aspire 7720Z-3A3G12Mi View product	B Samsung P55LXD Intel® Core™2 Duo T8100 Model P55LXD View product
Designidentical
Product colourKnown for one	Unknown — not stated by the source	Silver
Display3 differ
Display diagonalDiffers	43.2 cm (17")	38.1 cm (15")
Display resolutionDiffers	1440 x 900 pixels	1400 x 1050 pixels
Native aspect ratioDiffers	16:10	4:3
Display brightnessKnown for one	200 cd/m²	Unknown — not stated by the source
Processor13 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Pentium®	Intel® Core™2 Duo
Processor modelDiffers	T2370	T8100
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	1.73 GHz	2.1 GHz
Processor cacheDiffers	1 MB	3 MB
Processor cache type	L2	L2
Processor front side busDiffers	533 MHz	800 MHz
Processor socketDiffers	LGA 3647 (Socket P)	Socket 478
Processor lithographyDiffers	65 nm	45 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Pentium T2000 Series for Mobile	Intel Core 2 Duo T8000 Series
Processor codenameDiffers	Merom	Penryn
Bus type	FSB	FSB
FSB Parity	No	No
Stepping	M0	M0
Thermal Design Power (TDP)	35 W	35 W
TjunctionDiffers	100 °C	105 °C
Number of Processing Die TransistorsDiffers	291 M	410 M
Processing Die sizeDiffers	143 mm²	107 mm²
CPU multiplier (bus/core ratio)Differs	13	10.5
ECC supported by processor	No	No
Memory1 differ
Internal memoryDiffers	3 GB	1 GB
Internal memory type	DDR2-SDRAM	DDR2-SDRAM
Memory layout (slots x size)Known for one	Unknown — not stated by the source	2 x 0.5 GB
Storage1 differ
Total storage capacityDiffers	120 GB	160 GB
HDD interface	SATA	SATA
HDD speed	5400 RPM	5400 RPM
Optical drive typeKnown for one	Unknown — not stated by the source	DVD Super Multi DL
Card reader integratedKnown for one	Unknown — not stated by the source	Yes
Compatible memory cardsKnown for one	Unknown — not stated by the source	MMC, MS PRO, SD, XD
Number of HDDs installedKnown for one	1	Unknown — not stated by the source
Graphics1 differ
Discrete graphics card	Yes	Yes
Discrete graphics card modelDiffers	Intel® GMA X3100	NVIDIA GeForce Go 8400M GS
Maximum graphics card memory	0.128 GB	0.128 GB
Audio2 differ
Audio systemDiffers	High Definition Audio	HD
Number of built-in speakers	2	2
Speaker powerDiffers	2 W	4 W
Built-in subwooferKnown 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
Network2 differ
Networking typeKnown for one	Unknown — not stated by the source	Ethernet LAN, WLAN
Wireless technologyDiffers	IEEE 802.11b/g	802.11a/b/g/n
BluetoothDiffers	No	Yes
Bluetooth versionKnown for one	Unknown — not stated by the source	2.0+EDR
Networking featuresKnown for one	Gigabit Ethernet	Unknown — not stated by the source
Ports & interfaces6 differ
USB 2.0 ports quantity	4	4
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantityKnown for one	Unknown — not stated by the source	0
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Firewire (IEEE 1394) ports	1	1
Headphone outputs	1	1
S/PDIF out portDiffers	Yes	No
Microphone in	Yes	Yes
Docking connectorDiffers	No	Yes
ExpressCard slot	Yes	Yes
CardBus PCMCIA slots quantityDiffers	0	1
CardBus PCMCIA slot typeDiffers	No	Type II
SmartCard slotDiffers	Yes	No
Modem (RJ-11) ports	1	1
TV-in port	No	No
TV-out	Yes	Yes
TV-out type	S-Video	S-Video
PS/2 ports quantity	0	0
Parallel ports quantity	0	0
Serial ports quantityDiffers	0	1
Keyboardidentical
Keyboard number of keysKnown for one	Unknown — not stated by the source	89
Pointing deviceKnown for one	Touchpad	Unknown — not stated by the source
Keyboard function keysKnown for one	12	Unknown — not stated by the source
Software2 differ
Operating system installedDiffers	Windows Vista Home Premium	Windows XP Professional
Drivers includedKnown for one	Unknown — not stated by the source	Yes
Trial softwareKnown for one	Unknown — not stated by the source	McAfee Virus Scan
Bundled softwareDiffers	Acer Empowering Technology (Acer eNet, ePower, eAudio, ePresentation, eDataSecurity, eLock, eRecovery, eSettings Management), Acer Arcade + Cinema, Video, Album, Music, TV, Acer Arcade Deluxe + DV Wizard, VideoMagician, DVDivine, Acer HomeMedia, Acer GridVista, Acer Launch Manager, Adobe Reader, Cyb	SAMSUNG Recovery Solution II
Processor special features4 differ
Intel® Wireless Display (Intel® WiDi)	No	No
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Idle StatesKnown for one	Unknown — not stated by the source	Yes
Intel 64	Yes	Yes
Intel Clear Video Technology	No	No
Intel Demand Based Switching	No	No
Intel Dual Display Capable Technology	No	No
Intel Enhanced Halt StateDiffers	No	Yes
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	No	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)	No	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	34445	33916
Processor codeDiffers	SLA4J	SLAVJ
Processor package size	35 x 35 mm	35 x 35 mm
Thermal Monitoring Technologies	No	No
Conflict-Free processor	No	No
Batteryidentical
Number of battery cells	6	6
Poweridentical
AC adapter powerKnown for one	Unknown — not stated by the source	90 W
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	Yes	Yes
Cable lock slot type	Kensington	Kensington
Fingerprint readerKnown for one	Unknown — not stated by the source	Yes
Trusted Platform Module (TPM)Known for one	Unknown — not stated by the source	Yes
Password protection type	BIOS	BIOS
HDD user passwordKnown for one	Unknown — not stated by the source	Yes
Weight & dimensions5 differ
WeightDiffers	3.36 kg	2.7 kg
WidthDiffers	404 mm	329.8 mm
DepthDiffers	298 mm	272 mm
Height (front)Differs	3.8 cm	2.97 cm
Height (rear)Differs	4.3 cm	3.59 cm
Other features2 differ
Infrared data portDiffers	Yes	No
Internal modem	Yes	Yes
Modem speed	56 Kbit/s	56 Kbit/s
Modem typeDiffers	ITU V.92	V.92
Supplied AC adapter type	AC	AC
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
Performanceidentical
Motherboard chipsetKnown for one	Intel GL960 Express	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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