Product comparison · 2 laptops

ASUS X51R-AP078C, EN vs ASUS X51RL-AP099C, EN

65specifications compared
4differ
61identical
9known for one product only

Key differences

Processor frequency
- X51R-AP078C, EN:1.73 GHz
- X51RL-AP099C, EN:1.86 GHz
Optical drive type
- X51R-AP078C, EN:DVD Super Multi DL
- X51RL-AP099C, EN:DVD Super Multi
Audio system
- X51R-AP078C, EN:Azalia
- X51RL-AP099C, EN:Intel HDA (Azalia)
Height
- X51R-AP078C, EN:25.5 mm
- X51RL-AP099C, EN:35.5 mm

Side by side

Differences highlightedShow differences only

Comparison of X51R-AP078C, EN, X51RL-AP099C, EN
74 specifications	A ASUS X51R-AP078C, EN View product	B ASUS X51RL-AP099C, 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
Processor1 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Celeron® M	Intel® Celeron® M
Processor frequencyDiffers	1.73 GHz	1.86 GHz
Processor cacheKnown for one	1 MB	Unknown — not stated by the source
Processor cache typeKnown for one	L2	Unknown — not stated by the source
Processor front side busKnown for one	533 MHz	Unknown — not stated by the source
Memoryidentical
Internal memory	1 GB	1 GB
Internal memory type	DDR2-SDRAM	DDR2-SDRAM
Memory clock speed	667 MHz	667 MHz
Memory layout (slots x size)Known for one	2 x 0.5 GB	Unknown — not stated by the source
Maximum internal memory	2 GB	2 GB
Storage1 differ
Total storage capacity	80 GB	80 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
Maximum graphics card memoryKnown for one	0.128 GB	Unknown — not stated by the source
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
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
Softwareidentical
Operating system installed	Windows Vista Home Premium	Windows Vista Home Premium
Bundled softwareKnown for one	Unknown — not stated by the source	Yes
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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