RasterCore

Commodore 128

ID: COMMODORE-128
RELEASED 1985
PRICE
DISCONTINUED 1989
UNITS SOLD 4 Million

I/O PORTS

RGBICompositeUserIEC

System Analysis

The last 8-bit hero. A dual-CPU machine containing a Z80 for CP/M mode and an 8502 for C128/C64 modes.

Processor

2 MHz (8502)
MOS 8502 + Zilog Z80

Could run twice as fast as C64.

Audio Subsystem

3 Voices
SID 6581

Standard.

Memory

DRAM
128 KB

Expandable to 640 KB (REU)

Storage

340 KB
1571 Disk Drive

Graphics Architecture

VIC-IIe + VDC
Palette: 16 Colors + RGBI
  • 640x200 (80 columns)
Hardware Tricks
  • Dual Monitor Support

Did You Know?

  • ? The VDC video chip had its own dedicated RAM and was notoriously hard to program.
  • ? 100% compatible with C64 software (mostly).