64K RAM (60K available for BASIC programming) Full Typewriter Style Keyboard Optional Built-in Software Screen Window Capability HELP Key 8 Pre-programmed, Reprogrammable Function Keys Four Separate Cursour Keys Uses Most COMMODORE 64 and VIC-20 Peripherals 121 Colors (16 primary colours, 8 luminance levels) Over 75 BASIC Commands High Resolution Graphics Plotting Split-Screen Text With High-Res Graphics Graphics Character Set On Keyboard Keyboard Color Controls 320 x 200 Pixel Screen Resolution Reverse and Flashing Characters 2 Tone Sound Generators Built-In Machine Language Monitor (17 commands)