Laptop Asus Z5303JC uses Core 2 Duo T5600 1.83GHz central processor unit, and laptop Asus Z5303JC uses Pentium M740 1.73GHz processor.
Both Z5303JC and nx8220 have 15.4" screen size.
More RAM on Asus Z5303JC means less swapping on hard drive. Z5303JC had 1GB. HP Compaq nx8220 had only 0.5GB of RAM which might not suit users who wants to run many programs at once.
Video card in use in Asus Z5303JC is Nvidia Go 7300 and in HP Compaq nx8220 is ATI X600.
Graphic cards contains more memory 256MB at Z5303JC and less at nx8220.
Asus Z5303JC laptop is more suitable with its 100GB hard drive for storing large amounts of media information like music .
Bluetooth dongle available only at HP Compaq nx8220 is usefull if one have bluetooth devices like some cameras, mobile phones, etc.
Infrared is built-in just in Asus Z5303JC.
Firewire (IEEE 1394) isn't built in HP Compaq nx8220.
Cardreaders are available in both laptops.
They don't have DVI for new LCD monitors.
Only Asus Z5303JC has web camera useful for video conferencing.
Operating system is XP Home on Asus Z5303JC and XP Pro on HP Compaq nx8220.
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