Both 3.2ghz processors melted down on my early 2008 Macpro. I´ve found the parts online with exactly the same specs, but am not sure of compatibility issues. All and any info would be of much help.
Intel Xeon Quad Core X5482 3.2GHZ 12M 1600MHZ FSB
Intel Xeon Quad Core X5482 3.2GHZ 12M 1600MHZ FSB