Intermediate - These are a combination of a fiber overall body and also a ceramic Main, Pins are gold plated significantly less thick then the outdated ceramics, gold traces bringing about the CPU Main and inside the ceramic piece are microns thick gold wires also leading to the CPU core. https://bulk-scrap-cpu-for-sale17022.tinyblogging.com/getting-my-where-to-buy-scrap-cpus-to-work-73551467