IBM JAGUAR V 386 System Manual page 11

__________________________________
Memory :
Shadow RAM for System BIOS and Video BIOS
SIMM sockets for 256K , 1M or 4M modules
32M bytes on board
Page mode with programmable wait state for
different DRAM configuration
System Support Functions :
8-Channel DMA (Direct Memory Access)
16-level interrupt
3 programmable timers
CMOS RAM for system configuration
Real time clock with battery backup
Other Features :
On board POWERGOOD generation
External battery connector
Hardware turbo switch
Hardware reset switch
GENERAL FEATURES