Acer Aspire One 721 vs Acer Aspire One 721-122ss

Comparison of Aspire One 721, Aspire One 721-122ss

55 specifications	A Acer Aspire One 721View product	B Acer Aspire One 721-122ssView product
Designidentical
Product type	Netbook	Netbook
Product colour	Black	Black
Displayidentical
Display diagonal	29.5 cm (11.6")	29.5 cm (11.6")
Display resolution	1366 x 768 pixels	1366 x 768 pixels
Display number of colours	16.78 million colours	16.78 million colours
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Processoridentical
Processor manufacturer	AMD	AMD
Processor family	AMD Athlon Neo	AMD Athlon Neo
Processor model	K125	K125
Processor frequency	1.7 GHz	1.7 GHz
Processor cache	1 MB	1 MB
Processor cache type	L2	L2
Memoryidentical
Internal memory	2 GB	2 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speed	1066 MHz	1066 MHz
Memory slots	2x SO-DIMM	2x SO-DIMM
Maximum internal memory	4 GB	4 GB
Storageidentical
Total storage capacity	320 GB	320 GB
HDD interface	SATA	SATA
Card reader integrated	Yes	Yes
Compatible memory cards	Memory Stick (MS), MMC, MS PRO, SD, xD	Memory Stick (MS), MMC, MS PRO, SD, xD
Graphicsidentical
Graphics card	Radeon HD 4225	Radeon HD 4225
Audioidentical
Audio system	HDA	HDA
Number of built-in speakers	2	2
Built-in microphone	Yes	Yes
Cameraidentical
Front camera resolution (numeric)	1.3 MP	1.3 MP
Networkidentical
Wi-Fi	Yes	Yes
Wireless technology	802.11 b/g/n	802.11 b/g/n
Ethernet LAN	Yes	Yes
Ethernet LAN data rates	10,100,1000 Mbit/s	10,100,1000 Mbit/s
Bluetooth	No	No
Ports & interfacesidentical
USB 2.0 ports quantity	3	3
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantity	1	1
VGA (D-Sub) ports quantity	1	1
Headphone outputs	1	1
Performanceidentical
GPS (satellite)	No	No
Keyboardidentical
Pointing device	Touchpad	Touchpad
Keyboard number of keysKnown for one	84	—Unknown — not stated by the source
Softwareidentical
Operating system installed	Windows 7 Home Premium	Windows 7 Home Premium
Batteryidentical
Battery technology	Lithium-Ion (Li-Ion)	Lithium-Ion (Li-Ion)
Number of battery cells	6	6
Battery capacity	4400 mAh	4400 mAh
Battery life (max)	5 h	5 h
Poweridentical
AC adapter power	65 W	65 W
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	Yes	Yes
Cable lock slot type	Kensington	Kensington
BIOS password	Yes	Yes
Weight & dimensionsidentical
Weight	1.4 kg	1.4 kg
Width	285 mm	285 mm
Depth	204 mm	204 mm
Height	28 mm	28 mm
Other featuresidentical
Supplied AC adapter type	AC	AC

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.