"The original MX was a cheap powerful card so why bring out more variants? well with competition hotting up in the budget card market with the likes of the Radeon SDR and the Kyro II chipset NVIDIA must have thought it necessary, rest assured with such a selection you should find a chipset for you :) "
FULL STORY @ JSIHARDWARE (http://www.jsihardware.com/reviews.php?ID=52)
