Product comparison · 2 laptops

ASUS X51L-AP077C laptop Intel® Pentium® T2390 vs ASUS X56VR-AP072C laptop Intel® Core™2 Duo P8400

104specifications compared
35differ
69identical
22known for one product only

Key differences

Processor family
- X51L-AP077C laptop Intel® Pentium® T2390:Intel® Pentium®
- X56VR-AP072C laptop Intel® Core™2 Duo P8400:Intel® Core™2 Duo
Processor model
- X51L-AP077C laptop Intel® Pentium® T2390:T2390
- X56VR-AP072C laptop Intel® Core™2 Duo P8400:P8400
Processor frequency
- X51L-AP077C laptop Intel® Pentium® T2390:1.86 GHz
- X56VR-AP072C laptop Intel® Core™2 Duo P8400:2.26 GHz
Processor cache
- X51L-AP077C laptop Intel® Pentium® T2390:1 MB
- X56VR-AP072C laptop Intel® Core™2 Duo P8400:3 MB
Processor front side bus
- X51L-AP077C laptop Intel® Pentium® T2390:533 MHz
- X56VR-AP072C laptop Intel® Core™2 Duo P8400:1066 MHz
Processor socket
- X51L-AP077C laptop Intel® Pentium® T2390:Socket M (mPGA478MT)
- X56VR-AP072C laptop Intel® Core™2 Duo P8400:Socket 478
Processor lithography
- X51L-AP077C laptop Intel® Pentium® T2390:65 nm
- X56VR-AP072C laptop Intel® Core™2 Duo P8400:45 nm
Processor operating modes
- X51L-AP077C laptop Intel® Pentium® T2390:32-bit
- X56VR-AP072C laptop Intel® Core™2 Duo P8400:64-bit

Side by side

Differences highlightedShow differences only

Comparison of X51L-AP077C, X56VR-AP072C
126 specifications	A ASUS X51L-AP077C laptop Intel® Pentium® T2390 Model X51L-AP077C View product	B ASUS X56VR-AP072C laptop Intel® Core™2 Duo P8400 Model X56VR-AP072C View product
Displayidentical
Display diagonal	39.1 cm (15.4")	39.1 cm (15.4")
Display resolution	1280 x 800 pixels	1280 x 800 pixels
Native aspect ratio	16:10	16:10
Processor15 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Pentium®	Intel® Core™2 Duo
Processor modelDiffers	T2390	P8400
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	1.86 GHz	2.26 GHz
Processor cacheDiffers	1 MB	3 MB
Processor cache type	L2	L2
Processor front side busDiffers	533 MHz	1066 MHz
Processor socketDiffers	Socket M (mPGA478MT)	Socket 478
Processor lithographyDiffers	65 nm	45 nm
Processor operating modesDiffers	32-bit	64-bit
Processor seriesDiffers	Intel Pentium T2000 Series for Mobile	Intel Core 2 Duo P8000 Series
Processor codenameDiffers	Merom	Penryn
Bus type	FSB	FSB
FSB Parity	No	No
Stepping	M0	M0
Thermal Design Power (TDP)Differs	35 W	25 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	14	8.5
ECC supported by processor	No	No
Memory1 differ
Internal memoryDiffers	3 GB	4 GB
Internal memory type	DDR2-SDRAM	DDR2-SDRAM
Memory clock speed	667 MHz	667 MHz
Memory layout (slots x size)Known for one	Unknown — not stated by the source	2 x 2 GB
Maximum internal memoryKnown for one	Unknown — not stated by the source	4 GB
Storage1 differ
Total storage capacityDiffers	160 GB	320 GB
HDD interface	SATA	SATA
HDD speed	5400 RPM	5400 RPM
Optical drive typeKnown for one	DVD Super Multi DL	Unknown — not stated by the source
Card reader integrated	Yes	Yes
Graphics1 differ
Discrete graphics card	Yes	Yes
Discrete graphics card modelDiffers	Intel® GMA X3100	AMD Mobility Radeon HD 3470
Discrete graphics card memoryKnown for one	Unknown — not stated by the source	0.25 GB
Maximum graphics card memoryKnown for one	Unknown — not stated by the source	1.024 GB
Audio1 differ
Audio systemDiffers	Intel HDA	High Definition Audio
Number of built-in speakersKnown for one	2	Unknown — not stated by the source
Audio system full duplexKnown for one	Yes	Unknown — not stated by the source
Audio system direct 3D soundKnown for one	Yes	Unknown — not stated by the source
Cameraidentical
Front cameraKnown for one	No	Unknown — not stated by the source
Front camera resolution (numeric)Known for one	Unknown — not stated by the source	1.3 MP
Network2 differ
Networking features	Gigabit Ethernet, WLAN	Gigabit Ethernet, WLAN
Wireless technologyDiffers	IEEE 802.11b/g	802.11 a/b/g/n
BluetoothDiffers	No	Yes
Cabling technologyKnown for one	10/100/1000Base-T(X)	Unknown — not stated by the source
Ports & interfaces5 differ
USB 2.0 ports quantity	4	4
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantityDiffers	0	1
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Firewire (IEEE 1394) portsDiffers	0	1
Headphone outputs	1	1
S/PDIF out port	No	No
Microphone in	Yes	Yes
Docking connector	No	No
ExpressCard slotDiffers	No	Yes
CardBus PCMCIA slots quantityDiffers	1	0
CardBus PCMCIA slot typeDiffers	Type II	No
SmartCard slot	No	No
Modem (RJ-11) ports	1	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
eSATA ports quantityKnown for one	Unknown — not stated by the source	1
Keyboardidentical
Pointing device	Touchpad	Touchpad
Softwareidentical
Operating system installed	Windows Vista Home Premium	Windows Vista Home Premium
Drivers includedKnown for one	Yes	Unknown — not stated by the source
Processor special features6 differ
Intel® Wireless Display (Intel® WiDi)	No	No
Embedded options availableDiffers	No	Yes
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	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 TechnologyDiffers	No	Yes
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	35153	35569
Processor codeDiffers	SLA4H	SL3BU
Processor package size	35 x 35 mm	35 x 35 mm
Thermal Monitoring Technologies	No	No
Conflict-Free processor	No	No
Idle StatesKnown for one	Unknown — not stated by the source	Yes
Poweridentical
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	Yes	Yes
Cable lock slot type	Kensington	Kensington
Password protection typeKnown for one	BIOS	Unknown — not stated by the source
HDD user passwordKnown for one	Yes	Unknown — not stated by the source
Fingerprint readerKnown for one	Unknown — not stated by the source	Yes
Weight & dimensions2 differ
WeightDiffers	2.8 kg	2.95 kg
Width	365 mm	365 mm
DepthDiffers	264 mm	270 mm
HeightKnown for one	35.5 mm	Unknown — not stated by the source
Height (front)Known for one	Unknown — not stated by the source	2.8 cm
Height (rear)Known for one	Unknown — not stated by the source	4.1 cm
Packaging contentidentical
AC adapter included	Yes	Yes
Other features1 differ
Infrared data port	No	No
Internal modem	Yes	Yes
Modem speed	56 Kbit/s	56 Kbit/s
Modem typeKnown for one	V.92	Unknown — not stated by the source
Supplied AC adapter typeDiffers	AC, UP	AC
Batteryidentical
Number of battery cellsKnown for one	Unknown — not stated by the source	6

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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