Template:mpu K6-2/400AFR was a 32-bit x86 K6-2-based microprocessor designed and manufactured in 1998 by AMD. Manufactured using a 0.25 µm process, this MPU operated at 400 MHz with a FSB of 100 MHz consumed 16.9 W. Note that K6-2/400AFR-66 is an identical model with a multiplier of 6 instead of 4 designed to support a 66 MHz bus instead.