Product comparison · 2 laptops

ASUS M51VA-AP016C, DE vs Lenovo ThinkPad R400

108specifications compared
35differ
73identical
45known for one product only

Key differences

Display diagonal
- M51VA-AP016C, DE:39.1 cm (15.4")
- ThinkPad R400:35.8 cm (14.1")
Display surface
- M51VA-AP016C, DE:Gloss
- ThinkPad R400:Matt
Processor model
- M51VA-AP016C, DE:P8600
- ThinkPad R400:P8400
Processor frequency
- M51VA-AP016C, DE:2.4 GHz
- ThinkPad R400:2.26 GHz
Processor socket
- M51VA-AP016C, DE:Socket 479
- ThinkPad R400:Socket 478
Stepping
- M51VA-AP016C, DE:R1
- ThinkPad R400:M0
CPU multiplier (bus/core ratio)
- M51VA-AP016C, DE:9
- ThinkPad R400:8.5
Internal memory
- M51VA-AP016C, DE:4 GB
- ThinkPad R400:1 GB

Side by side

Differences highlightedShow differences only

Comparison of M51VA-AP016C, DE, ThinkPad R400
153 specifications	A ASUS M51VA-AP016C, DE View product	B Lenovo ThinkPad R400 View product
Display2 differ
Display diagonalDiffers	39.1 cm (15.4")	35.8 cm (14.1")
Display resolution	1280 x 800 pixels	1280 x 800 pixels
Native aspect ratio	16:10	16:10
Display surfaceDiffers	Gloss	Matt
Display number of coloursKnown for one	Unknown — not stated by the source	16.78 million colours
Dual-screenKnown for one	Unknown — not stated by the source	No
Processor5 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™2 Duo	Intel® Core™2 Duo
Processor modelDiffers	P8600	P8400
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	2.4 GHz	2.26 GHz
Processor cache	3 MB	3 MB
Processor cache type	L2	L2
Processor front side bus	1066 MHz	1066 MHz
Processor socketDiffers	Socket 479	Socket 478
Processor lithography	45 nm	45 nm
Processor operating modes	64-bit	64-bit
Processor series	Intel Core 2 Duo P8000 Series	Intel Core 2 Duo P8000 Series
Processor codename	Penryn	Penryn
Bus type	FSB	FSB
FSB Parity	No	No
SteppingDiffers	R1	M0
Thermal Design Power (TDP)	25 W	25 W
Tjunction	105 °C	105 °C
Number of Processing Die Transistors	410 M	410 M
Processing Die size	107 mm²	107 mm²
CPU multiplier (bus/core ratio)Differs	9	8.5
ECC supported by processor	No	No
Processor technologyKnown for one	Unknown — not stated by the source	Intel Centrino Pro
Memory2 differ
Internal memoryDiffers	4 GB	1 GB
Internal memory typeKnown for one	DDR2-SDRAM	Unknown — not stated by the source
Memory clock speedDiffers	800 MHz	1066 MHz
Memory layout (slots x size)Known for one	2 x 2 GB	Unknown — not stated by the source
Maximum internal memory	4 GB	4 GB
Storage2 differ
Total storage capacityDiffers	320 GB	80 GB
HDD interface	SATA	SATA
HDD speedKnown for one	5400 RPM	Unknown — not stated by the source
Optical drive typeDiffers	DVD Super Multi	DVD-ROM
Card reader integrated	Yes	Yes
Compatible memory cardsKnown for one	MMC, MS Duo, MS Pro, SD	Unknown — not stated by the source
HDD capacityKnown for one	Unknown — not stated by the source	80 GB
Graphics1 differ
Discrete graphics card	Yes	Yes
Discrete graphics card modelDiffers	AMD Mobility Radeon HD 3650	Intel® GMA 4500MHD
Discrete graphics card memoryKnown for one	0.512 GB	Unknown — not stated by the source
Graphics card familyKnown for one	Unknown — not stated by the source	Intel
Maximum resolutionKnown for one	Unknown — not stated by the source	2048 x 1536 pixels
Audio1 differ
Audio systemDiffers	Azalia	Intel High Definition Audio
Number of built-in speakers	2	2
Speaker power	2 W	2 W
Audio includedKnown for one	Unknown — not stated by the source	Mute Button, Speakers (integrated)
Cameraidentical
Front camera resolution (numeric)Known for one	1.3 MP	Unknown — not stated by the source
Front cameraKnown for one	Unknown — not stated by the source	No
Network3 differ
Networking featuresDiffers	Gigabit Ethernet, WLAN	1000Mbps, 100Mbps, 10Mbps
Wireless technologyDiffers	802.11a/g/n	Intel WiFi Link 5100AGN
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
Networking typeKnown for one	Unknown — not stated by the source	Gigabit Ethernet
Ports & interfaces9 differ
USB 2.0 ports quantityDiffers	4	3
eSATA ports quantityKnown for one	1	Unknown — not stated by the source
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantityDiffers	1	0
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Firewire (IEEE 1394) portsDiffers	0	1
Headphone outputs	1	1
S/PDIF out portDiffers	Yes	No
Microphone in	Yes	Yes
Docking connectorDiffers	No	Yes
ExpressCard slotDiffers	Yes	No
CardBus PCMCIA slots quantityDiffers	0	1
CardBus PCMCIA slot typeDiffers	No	Type II
SmartCard slotDiffers	No	Yes
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
USB 1.1 ports quantityKnown for one	0	Unknown — not stated by the source
Performanceidentical
Motherboard chipsetKnown for one	Intel® PM45 Express	Unknown — not stated by the source
Software2 differ
Operating system installedDiffers	Windows Vista Home Premium	Windows Vista Business
Drivers includedKnown for one	Yes	Unknown — not stated by the source
Trial softwareKnown for one	Norton Internet Security 2007	Unknown — not stated by the source
Bundled softwareDiffers	Adobe Acrobat Reader 8.0 NERO 7 Essentials ASUS	ThinkVantage System Update, ThinkVantage Productivity Center, Sun JRE, Adobe Acrobat Reader ThinkVantage Client Security Solution, ThinkVantage Fingerprint Software InterVideo WinDVD Creator Business Edition, InterVideo WinDVD Norton Internet Security 2008 (OEM edition) with 90 days of virus definit
Processor special features3 differ
Intel® Wireless Display (Intel® WiDi)	No	No
Embedded options availableDiffers	No	Yes
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Idle States	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 State	Yes	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	Yes	Yes
Intel VT-x with Extended Page Tables (EPT)	No	No
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)	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	35568	35569
Processor codeDiffers	SLGDZ	SL3BU
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
Battery capacityKnown for one	4800 mAh	Unknown — not stated by the source
Battery life (max)Known for one	Unknown — not stated by the source	5.6 h
Power1 differ
AC adapter powerDiffers	90 W	65 W
AC adapter input voltageKnown for one	100 - 240 V	Unknown — not stated by the source
AC adapter output currentKnown for one	4.74 A	Unknown — not stated by the source
AC adapter output voltageKnown for one	19 V	Unknown — not stated by the source
DC-in jack	Yes	Yes
Securityidentical
Cable lock slotKnown for one	Yes	Unknown — not stated by the source
Cable lock slot typeKnown for one	Kensington	Unknown — not stated by the source
Fingerprint readerKnown for one	Yes	Unknown — not stated by the source
Password protection typeKnown for one	BIOS	Unknown — not stated by the source
HDD user passwordKnown for one	Yes	Unknown — not stated by the source
Weight & dimensions3 differ
WeightDiffers	2.95 kg	2.4 kg
WidthDiffers	365 mm	335.5 mm
DepthDiffers	269.5 mm	238 mm
Height (front)Known for one	2.8 cm	Unknown — not stated by the source
Height (rear)Known for one	4.05 cm	Unknown — not stated by the source
HeightKnown for one	Unknown — not stated by the source	34.9 mm
Dimensions (WxDxH)Known for one	Unknown — not stated by the source	335.5 x 238 x 34.9 mm
Packaging contentidentical
AC adapter includedKnown for one	Yes	Unknown — not stated by the source
Other features1 differ
Infrared data port	No	No
Internal modem	Yes	Yes
Modem speed	56 Kbit/s	56 Kbit/s
Modem typeDiffers	MDC	Integrated Intel 82567LM Gigabit Network Adapter
Supplied AC adapter type	AC	AC
Security featuresKnown for one	Unknown — not stated by the source	Client Security Solution, Hard disk drive password, Integrated fingerprint reader, Power-on password, Security lock slot, Supervisor password Client Security Solution, Hard disk drive password, Power-on password, Security lock slot, Supervisor password Fingerprint Reader
Battery typeKnown for one	Unknown — not stated by the source	6 Cell Lithium-Ion
Manageability featuresKnown for one	Unknown — not stated by the source	Client Security Solution, ThinkVantage Access Connections, ThinkVantage Active Protection System, ThinkVantage Rescue and Recovery
Drive baysKnown for one	Unknown — not stated by the source	Serial Ultrabay Slim
Expansion slotsKnown for one	Unknown — not stated by the source	PCI/PCI Express
Keyboardidentical
Pointing deviceKnown for one	Unknown — not stated by the source	ThinkPad UltraNav
Keyboard typeKnown for one	Unknown — not stated by the source	7-row with Trackpoint
Hard driveidentical
Storage drive typeKnown for one	Unknown — not stated by the source	80GB Serial ATA/ 5400

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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