Product comparison · 2 laptops

ASUS M51A-G1 laptop Intel® Core™2 Duo T6400 vs ASUS R1E-B1 laptop Intel® Core™2 Duo T7700

121specifications compared
31differ
90identical
24known for one product only

Key differences

Product colour
- M51A-G1 laptop Intel® Core™2 Duo T6400:Black, Silver
- R1E-B1 laptop Intel® Core™2 Duo T7700:Silver
Display diagonal
- M51A-G1 laptop Intel® Core™2 Duo T6400:39.1 cm (15.4")
- R1E-B1 laptop Intel® Core™2 Duo T7700:33.8 cm (13.3")
Processor model
- M51A-G1 laptop Intel® Core™2 Duo T6400:T6400
- R1E-B1 laptop Intel® Core™2 Duo T7700:T7700
Processor frequency
- M51A-G1 laptop Intel® Core™2 Duo T6400:2 GHz
- R1E-B1 laptop Intel® Core™2 Duo T7700:2.4 GHz
Processor cache
- M51A-G1 laptop Intel® Core™2 Duo T6400:2 MB
- R1E-B1 laptop Intel® Core™2 Duo T7700:4 MB
Processor socket
- M51A-G1 laptop Intel® Core™2 Duo T6400:Socket 478
- R1E-B1 laptop Intel® Core™2 Duo T7700:Socket 479
Processor lithography
- M51A-G1 laptop Intel® Core™2 Duo T6400:45 nm
- R1E-B1 laptop Intel® Core™2 Duo T7700:65 nm
Processor codename
- M51A-G1 laptop Intel® Core™2 Duo T6400:Penryn
- R1E-B1 laptop Intel® Core™2 Duo T7700:Merom

Side by side

Differences highlightedShow differences only

Comparison of M51A-G1, R1E-B1
145 specifications	A ASUS M51A-G1 laptop Intel® Core™2 Duo T6400 Model M51A-G1 View product	B ASUS R1E-B1 laptop Intel® Core™2 Duo T7700 Model R1E-B1 View product
Design1 differ
Product colourDiffers	Black, Silver	Silver
Display1 differ
Display diagonalDiffers	39.1 cm (15.4")	33.8 cm (13.3")
Display resolution	1280 x 800 pixels	1280 x 800 pixels
Native aspect ratio	16:10	16:10
Processor11 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™2 Duo	Intel® Core™2 Duo
Processor modelDiffers	T6400	T7700
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	2 GHz	2.4 GHz
Processor cacheDiffers	2 MB	4 MB
Processor cache type	L2	L2
Processor front side bus	800 MHz	800 MHz
Processor socketDiffers	Socket 478	Socket 479
Processor lithographyDiffers	45 nm	65 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core 2 Duo T6000 Series	Intel Core 2 Duo T7000 Series
Processor codenameDiffers	Penryn	Merom
Bus type	FSB	FSB
FSB Parity	No	No
SteppingKnown for one	R0	Unknown — not stated by the source
Thermal Design Power (TDP)	35 W	35 W
TjunctionDiffers	105 °C	100 °C
Number of Processing Die TransistorsDiffers	410 M	291 M
Processing Die sizeDiffers	107 mm²	143 mm²
CPU multiplier (bus/core ratio)Differs	10	12
ECC supported by processor	No	No
Memory1 differ
Internal memory	2 GB	2 GB
Internal memory type	DDR2-SDRAM	DDR2-SDRAM
Memory clock speedDiffers	800 MHz	667 MHz
Memory slots	2x SO-DIMM	2x SO-DIMM
Maximum internal memory	4 GB	4 GB
Storage2 differ
Total storage capacityDiffers	250 GB	160 GB
Number of HDDs installedKnown for one	1	Unknown — not stated by the source
HDD interface	SATA	SATA
HDD speed	5400 RPM	5400 RPM
Optical drive type	DVD Super Multi	DVD Super Multi
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	Memory Stick (MS), MiniSD, MMC, MS Duo, MS PRO, MS PRO Duo, SD	MMC, SD, xD
Graphics1 differ
Discrete graphics card	Yes	Yes
Discrete graphics card modelDiffers	Intel® GMA X4500HD	GM965
Graphics card family	Intel	Intel
Audioidentical
Audio system	Azalia	Azalia
Audio system full duplex	Yes	Yes
Audio system direct 3D sound	Yes	Yes
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
Network2 differ
Wi-Fi	Yes	Yes
Networking featuresDiffers	Gigabit Ethernet	Gigabit Ethernet, WLAN
Wireless technology	Wi-Fi	Wi-Fi
BluetoothDiffers	No	Yes
Cabling technology	10/100/1000Base-T(X)	10/100/1000Base-T(X)
Bluetooth versionKnown for one	Unknown — not stated by the source	2.0+EDR
Ports & interfaces4 differ
USB 2.0 ports quantityDiffers	4	3
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	0	0
eSATA ports quantity	1	1
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantityDiffers	1	0
DisplayPorts quantity	0	0
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Firewire (IEEE 1394) portsDiffers	1	0
Headphone outputs	1	1
S/PDIF out port	Yes	Yes
Microphone in	Yes	Yes
Docking connector	No	No
ExpressCard slot	Yes	Yes
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
Modem (RJ-11) ports	1	1
TV-in port	No	No
TV-outDiffers	No	Yes
PS/2 ports quantity	0	0
Parallel ports quantity	0	0
Serial ports quantity	0	0
TV-out typeKnown for one	Unknown — not stated by the source	S-Video
Performanceidentical
Motherboard chipsetKnown for one	Intel® GM45 Express	Unknown — not stated by the source
Keyboardidentical
Pointing device	Touchpad	Touchpad
Numeric keypadKnown for one	Yes	Unknown — not stated by the source
Keyboard number of keysKnown for one	88	Unknown — not stated by the source
Keyboard key pitchKnown for one	1.9 cm	Unknown — not stated by the source
Softwareidentical
Operating system installed	Windows Vista Business	Windows Vista Business
Trial softwareKnown for one	Unknown — not stated by the source	Norton Internet Security 2007
Processor special features3 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 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	40479	29762
Processor codeKnown for one	SLGJ4	Unknown — not stated by the source
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
Power2 differ
AC adapter powerDiffers	90 W	65 W
AC adapter input voltage	100 - 240 V	100 - 240 V
AC adapter output currentDiffers	4.7 A	3.42 A
AC adapter output voltage	19 V	19 V
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	Yes	Yes
Cable lock slot type	Kensington	Kensington
Password protection type	BIOS	BIOS
HDD user password	Yes	Yes
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
Weight & dimensions3 differ
WeightDiffers	2.95 kg	2 kg
WidthDiffers	365 mm	317 mm
DepthDiffers	269 mm	232 mm
Height (front)Known for one	2.8 cm	Unknown — not stated by the source
Height (rear)Known for one	4 cm	Unknown — not stated by the source
HeightKnown for one	Unknown — not stated by the source	35 mm
Packaging contentidentical
AC adapter included	Yes	Yes
Other featuresidentical
Infrared data port	No	No
Compliance industry standardsKnown for one	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab	Unknown — not stated by the source
Power supply typeKnown for one	AC/DC	Unknown — not stated by the source
Internal modem	Yes	Yes
TV tuner integrated	No	No
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	V.92
Batteryidentical
Number of battery cellsKnown for one	Unknown — not stated by the source	6
Battery capacityKnown for one	Unknown — not stated by the source	5200 mAh

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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