which can be clocked at up to 12.5 MHz, a floating point unit, which is referred to as a floating point accelerator ( CFPA, 21-26604 ), a clock chip CVAX clock chip and various peripheral chips like the CVAX system support chip ( CSSC ), CVAX Memory Controller ( CMCTL ) and the CVAX Q- bus interface chip ( CQBIC, 21-25972 ).