To necessarily say the CPU is technologically defunct is nebulous as it is possible to get from 0.5 to 3 MIPS depending on the operating speed (from 2 MHz to 20 MHz).
To necessarily say the CPU is technologically defunct can be nebulous. This CPU can run at 0.5 MIPS to 3 MIPS depending on the operating speed (from 1 MHz to 20 MHz).