OEM doesn't have gold connectors.
X-gamer comes with games.
MP3+ comes with music software.
Platinum comes with the 5.25" drive, lots of software.
Platinum eX comes with the external drive, lots of software.
As far as the actual card, the only difference is the connectors (gold-plated or not).
<font color=orange>Quarter</font color=orange> <font color=blue>Pounder</font color=blue> <font color=orange>Inside</font color=orange>
Don't step in the sarcasm!