Intel introduced its first PMOS static random-access memory with a capacity of 256 bit, the Intel 1101, in 1969.[11]: 1303 The 1024-bit dynamic random-access memory Intel 1103 followed in 1970.[12] The 1103 was a commercial success an quickly began replacing magnetic core memory in computers.[12] Intel introduced its first PMOS microprocessor, the Intel 4004, in 1971.