Check it out here:
http://www.digit-life.com/news.html?05/97/74
http://www.digit-life.com/news.html?05/97/74
Perhaps, this very name will be used for NVIDIA's new generation of chipsets. If it's so, the Tritium will offer the C51XE North and MCP55 XE South Bridges together called nForce 590 SLI MCP. And when a Tritium-compatible graphics card is installed, the clock rates of North/South Bridges and PCIe bus will be increased by 1/3. Perhaps, along with HyperTransport clock rate.