Template:mpu Atom C3558 is a 64-bit quad-core ultra-low power x86 microserver system on a chip introduced by Intel in 2017. The C3558, which is manufactured on a 14 nm process, is based on the Goldmont microarchitecture. This chip operates at 2.2 GHz with a TDP of 16 W. The C3558 supports up to a dual-channel of 256 GiB of DDR4-1866 ECC memory.