Product comparison · 2 laptops

ASUS X51R-AP122A, BE vs ASUS X51RL-AS499C, EN

117specifications compared
24differ
93identical
9known for one product only

Key differences

Processor family
- X51R-AP122A, BE:Intel Pentium Mobile
- X51RL-AS499C, EN:Intel® Core™2 Duo
Processor model
- X51R-AP122A, BE:T2130
- X51RL-AS499C, EN:T5450
Processor frequency
- X51R-AP122A, BE:1.86 GHz
- X51RL-AS499C, EN:1.66 GHz
Processor cache
- X51R-AP122A, BE:1 MB
- X51RL-AS499C, EN:2 MB
Processor front side bus
- X51R-AP122A, BE:533 MHz
- X51RL-AS499C, EN:667 MHz
Processor socket
- X51R-AP122A, BE:Socket 478
- X51RL-AS499C, EN:Socket 479
Processor operating modes
- X51R-AP122A, BE:32-bit
- X51RL-AS499C, EN:64-bit
Processor codename
- X51R-AP122A, BE:Yonah
- X51RL-AS499C, EN:Merom

Side by side

Differences highlightedShow differences only

Comparison of X51R-AP122A, BE, X51RL-AS499C, EN
126 specifications	A ASUS X51R-AP122A, BE View product	B ASUS X51RL-AS499C, EN 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
Processor14 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel Pentium Mobile	Intel® Core™2 Duo
Processor modelDiffers	T2130	T5450
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	1.86 GHz	1.66 GHz
Processor cacheDiffers	1 MB	2 MB
Processor cache type	L2	L2
Processor front side busDiffers	533 MHz	667 MHz
Processor socketDiffers	Socket 478	Socket 479
Processor lithography	65 nm	65 nm
Processor operating modesDiffers	32-bit	64-bit
Processor seriesDiffers	Intel Pentium T2000 Series for Mobile	Intel Core 2 Duo T5000 Series
Processor codenameDiffers	Yonah	Merom
Bus type	FSB	FSB
FSB Parity	No	No
SteppingDiffers	D0	M0
Thermal Design Power (TDP)Differs	31 W	35 W
Tjunction	100 °C	100 °C
Processor core voltage (AC)Known for one	Unknown — not stated by the source	1.075 - 1.175 V
Number of Processing Die TransistorsDiffers	151 M	291 M
Processing Die sizeDiffers	90 mm²	143 mm²
CPU multiplier (bus/core ratio)Differs	14	10
ECC supported by processor	No	No
Memory2 differ
Internal memoryDiffers	1 GB	2 GB
Internal memory type	DDR2-SDRAM	DDR2-SDRAM
Memory clock speed	667 MHz	667 MHz
Memory layout (slots x size)Differs	2 x 0.5 GB	2 x 1 GB
Maximum internal memory	2 GB	2 GB
Storage2 differ
Total storage capacityDiffers	80 GB	120 GB
HDD interface	SATA	SATA
HDD speed	5400 RPM	5400 RPM
Optical drive typeDiffers	DVD Super Multi DL	DVD Super Multi
Card reader integrated	Yes	Yes
Compatible memory cards	MMC, MS Pro, SD	MMC, MS Pro, SD
Graphicsidentical
Discrete graphics cardKnown for one	Unknown — not stated by the source	Yes
Discrete graphics card modelKnown for one	Unknown — not stated by the source	AMD Radeon Xpress 1100
Maximum graphics card memoryKnown for one	0.128 GB	Unknown — not stated by the source
Audio1 differ
Audio systemDiffers	Azalia	Intel HDA (Azalia)
Number of built-in speakers	2	2
Cameraidentical
Front camera	No	No
Networkidentical
Networking features	Fast Ethernet, WLAN	Fast Ethernet, WLAN
Wireless technology	IEEE 802.11b/g	IEEE 802.11b/g
Bluetooth	No	No
Cabling technologyKnown for one	Unknown — not stated by the source	10/100Base-T(X)
Ports & interfacesidentical
USB 2.0 ports quantity	4	4
Ethernet LAN (RJ-45) ports	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 port	No	No
Microphone in	Yes	Yes
Docking connector	No	No
ExpressCard slot	No	No
CardBus PCMCIA slots quantity	1	1
CardBus PCMCIA slot type	Type II	Type II
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
USB 1.1 ports quantity	0	0
Performanceidentical
Motherboard chipset	ATI Radeon Xpress 1100	ATI Radeon Xpress 1100
Keyboardidentical
Pointing device	Touchpad	Touchpad
Keyboard layoutKnown for one	AZERTY	Unknown — not stated by the source
Software1 differ
Operating system installedDiffers	Windows Vista Home Basic	Windows Vista Home Premium
Bundled softwareKnown for one	Unknown — not stated by the source	Yes
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 64Differs	No	Yes
Intel Clear Video Technology	No	No
Intel Demand Based Switching	No	No
Intel Dual Display Capable Technology	No	No
Intel Enhanced Halt State	No	No
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	Yes	No
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	30769	30787
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	No	Unknown — not stated by the source
Processor codeKnown for one	SL9VZ	Unknown — not stated by the source
Batteryidentical
Number of battery cells	6	6
Battery capacity	4400 mAh	4400 mAh
Poweridentical
AC adapter power	65 W	65 W
AC adapter input voltage	100/240 V	100/240 V
AC adapter output current	3.42 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
Weight & dimensions1 differ
Weight	2.8 kg	2.8 kg
Width	365 mm	365 mm
Depth	264 mm	264 mm
HeightDiffers	25.5 mm	35.5 mm
Packaging contentidentical
AC adapter included	Yes	Yes
Other featuresidentical
Infrared data port	No	No
Internal modem	Yes	Yes
Modem speed	56 Kbit/s	56 Kbit/s
Modem type	V.92	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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