Core 2 Duo T5500 1.66Ghz was built in Gateway MX6931 laptop comparing to Core 2 Duo T5600 1.83GHz in Sony Vaio VGN-FE31Z.
Model Gateway MX6931 uses Intel 945GM chipset and model Gateway MX6931 uses Intel 945PM Express.
Both MX6931 and Vaio VGN-FE31Z have 15.4" screen size.
Inside both Gateway MX6931 and Sony Vaio VGN-FE31Z we've found 2GB of memory.
The RAM memory in use on both laptops is DDR2.
Sony Vaio VGN-FE31Z is a bit less heavier with its 2.82kg, comparing to 2.86kg.
Graphic is built around Intel 950 on MX6931, but graphic on other is built using Nvidia Go 7600.
Sony Vaio VGN-FE31Z had more capacity of hard disk (200GB, comparing to 160GB).
Rotating speed of hard drives are the same - 5400 rpm.
Disadvantage of Gateway MX6931 is lack of bluetooth which you might need for some mobile phones and cameras.
Infrared isn't built in Gateway MX6931, which is slightly disadvantage.
PCMCIA useful for some TV card for laptops is built in both laptops.
Note that no one could take advantage of fast internet connections (1Gbit/s).
Cardreaders are inside both of these laptops.
They don't have DVI for new TFT monitors.
Only MX6931 has TV input.
Laptops are able to use standard 54Mbit/s wireless connection.
Sony Vaio VGN-FE31Z has advantage in web camera which is useful for Internet telephony .
Both of these laptops came with XP Media Center operating system.
Software which came with Sony Vaio VGN-FE31Z is Adobe Acrobat Elements 7.0, Works, Photshop Elements, DV Gate Plus, WinDVD, Roxio Digital Media SE7, Norton Internet Security 2006, Skype 2,0 and with Sony Vaio VGN-FE31Z is Works 8.5, Money 2006.
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