有人是这么解析: https://www.extremetech.com/computing/253416-amd-explains-threadripper-cpus- four-die-hood "Even so, der8auer’s findings left us a touch confused. What the delid showed was that AMD had put four dies on the package, but only two of them were apparently active, as opposed to using four cores across each die for a total of 16. We’ve since spoken to AMD about this, as has Overclock3D, and we can explain what’s actually going on. The explanation is straightforward: The reason Threadripper has four dies under the hood with only two in use is because leaving them off would create mechanical instability when the heatsink is mounted. AMD apparently needs four dies in that arrangement to stabilize the packaging. This does make sense, given some of the esoteric cooling solutions with high pressure attachments that overclockers use." 我觉得Threadripper和EPIC可能是同一生产线出来的,Threadripper是阉割版,这种销 量不大的专门生产比多用两个die要用更多的钱。