Cache

8 or 16KB of internal cache in the processor; supports 128, 256, or 512KB of external cache with 32K x 8,64K x 8, or 128K x 8, 15ns or 20ns SRAM DIP chips and a 32K x 8 tag chip

Math coprocessorClock/ calendar

Math coprocessor built into the processor on all DX and Intel Pentium OverDrive processors

Real-time clock, calendar, and CMOS RAM socketed on main system board with integrated Lithium battery

Controllers

PCI Chipset

Provides PCI caching, memory and control for the PCI bus, and the

two-channel PCI IDE interface; integrated PCI bridge translates CPU bus cycles to PCI bus cycles and CPU-to-PCI memory write cycles to PCI burst cycles

Video

Diskette

Cirrus Logic@ GD5430 high-performance GUI accelerator controller supports resolutions up to 1024 x 768 in 256 colors with 1MB of VRAM; 1280 x 1024 with 2MB of VRAM

Controller on main system board supports up to two diskette drives or one diskette/ combo diskette and one tape drive

Specifications A-3