Both of these models came with Turion X2 Dual 1.6GHz processor.
Monitor in HP Pavilion dv9056ea is 17" size, better than 15.4" screen in Gateway MX6453.
The amount of RAM memory was 2GB on both notebooks.
Gateway MX6453 supports more maximum amount of RAM (2) than HP Pavilion dv9056ea (-1GB).
Graphic card in use in Gateway MX6453 is ATI XPRESS 1150 and in HP Pavilion dv9056ea is Nvidia Go 7600.
More storage for multimedia (mpeg, avi) were available at Gateway MX6453 (more conforable space on hard disk).
If you have some bluetooth devices if you buy Gateway MX6453 you will need external bluetooth which is not excellent idea.
Infrared is built-in only in HP Pavilion dv9056ea.
These models have firewire (IEEE 1394) communication device embedded.
PCMCIA on HP Pavilion dv9056ea unable them to connect to some TV cards .
Internal modem is available in both models and you will need it on some location without proper Internet .
Cardreader in Gateway MX6453 can read 4 different card types and in HP Pavilion dv9056ea can read 1 different card types.
These laptops don't have DVI output to allow you to see its screen on some bigger modern TFT monitors.
Only Pavilion dv9056ea has TV output.
Internet telephony is better with web camera but any of these laptops hasn't one .
Operating system on MX6453 is XP Media Center and on Pavilion dv9056ea is XP Home.
Only Gateway MX6453 has special software pack : Works 8.5, Money 2006.
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