HyperTransport refers to the faster means of information between devices, memory, and the cpu. This offers a wider bandwidth for data transfer there. The 3500+ run on the Socket 939 board here is still 2.24ghz stock with 200mhz seen as the top bios setting. 200x2=400mhz dual channel processed by the 2ghz HT on the same model board. Now to get the FX 60 dual core model!