Acer Travelmate 2312LM went with Celeron M360 1.4GHz central processor unit built in, and Acer TravelMate 4652LMi with Pentium M740 1.73GHz.
Both Travelmate 2312LM and TravelMate 4652LMi have 15" screen size.
Maximum screen resulution on Acer TravelMate 4652LMi is 1400x1050, which might prefer graphic experts rather than 1024x768 on Acer Travelmate 2312LM.
Acer TravelMate 4652LMi came with more RAM memory - 0.5GB comparing to 0.25GB on Acer Travelmate 2312LM.
2GB is maximum supportable RAM memory on both notebooks
Both laptops use same RAM memory (DDR2).
Graphic is built around i852GM DVMT on Travelmate 2312LM, but graphic on other is built using GMA900.
Acer Travelmate 2312LM laptop uses up to 64MB of main memory for video and other up to 128MB.
Acer TravelMate 4652LMi laptop is more suitable with its 100GB hard drive for storing large amounts of media information like music .
Acer TravelMate 4652LMi laptop have faster hard drive rotating on 5400rpm.
There are no bluetooth devices on Acer Travelmate 2312LM and that might be disadvantage.
If you have infrared enabled devices if you buy Acer Travelmate 2312LM you won't be enabled to communicate with them.
Keep in mind that these models don't have firewire which you might need by some video and storage devices (although rarely).
Very fast internet connection (1Gbit/s) supports only Acer TravelMate 4652LMi.
Disadvantage of both is lack of DVI output for connection to some modern TFT monitors.
Only TravelMate 4652LMi has TV output.
Wireless become quite at many places like hotels, cafes, work places, flats and big disadvantage of Acer Travelmate 2312LM is the fact that it hasn't internal wireless adapter.
These laptops aren't really good for video conferencing because they haven't web camera built-in.
Operating system on Travelmate 2312LM is none and on TravelMate 4652LMi is XP Pro.
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