Sharp X68000 Specifications

Device Description
CPU MPU HD68HC000 @ 10MHz (Original -> Super)
Motorola 68000 @ 16MHz (XVI, Compact)
Sub CPU MSM80C51, for keyboard scanning
Memory ROM 256KB for IPL / BIOS
768KB for character generator
RAM Main memory: 1MB (maximum 12MB)
Text VRAM: 512KB (bitmap method)
Graphic VRAM: 512KB (bitmap method)
Sprite VRAM: 32KB
SRAM: 16KB
Display Screen Resolution [Text screen]
1024 x 1024 dots 4 planes
[Graphic screen]
1024 x 1024 dots 4 planes
512 x 512 dots 16 planes
Screen modes [High resolution mode]
768 x 512 dots
512 x 512 dots
512 x 256 dots
256 x 256 dots
(Number of colors)
Real screen 1024 x 1024 dots: 16 colors / 65536 colors
Real screen 512 x 512 dots: 65536 colors (1 side)
256 colors / 65536 colors (2 sides)
16 colors / 65536 colors (4 sides)
[Standard resolution mode]
512 x 256 dots
256 x 256 dots
512 x 512 dots (interlaced)
Sprite Pattern definition 16 x 16 dots / pattern, 128 patterns
16 colors / 65536 colors per pattern (dot unit)
256 colors / 65536 colors on the entire screen
Display Horizontal 512 dots or 256 dots
Vertical 512 lines or 256 lines
128 sprites / screen, 32 sprites / line
Sound function FM sound source: YM2151, 8 channel FM sound source (2 channels, 8 octaves)
Speech synthesis: MSM6258, Adaptive Differential PCM
Built-in FDD 5 inch 2HD (1MB) x 2
OS Human68k


Lineage

Model name Model Release year HDD capacity Memory capacity Remarks
X68000 CZ-600C March 1987 – – 1MB External storage I / F is equipped with SASI
X68000 ACE CZ-601C March 1988 – – 1MB
X68000 ACE-HD CZ-611C 20MB
X68000 EXPERT CZ-602C March 1989 – – 2MB Equipped with 2MB of memory as standard
X68000 EXPERT-HD CZ-612C 40MB
X68000 PRO CZ-652C – – 1MB Horizontal body
X68000 PRO-HD CZ-662C 40MB
X68000 EXPERT II CZ-603C March 1990 – – 2MB X68000 gold emblem
X68000 EXPERT II-HD CZ-613C 40MB SX-WINDOW attached
X68000 PRO II CZ-653C April 1990 – – 1MB
X68000 PRO II-HD CZ-663C 40MB 395,000
X68000 SUPER-HD CZ-623C June 1990 81MB 2MB Equipped with SCSI interface as standard
X68000 SUPER CZ-604C January 1991 – –
X68000 XVI CZ-634C May 1991 – – 2MB 16MHz mode added
X68000 XVI-HD CZ-644C 81MB
X68000 Compact CZ-674C February 1992 – – 2MB Equipped with 3.5 inch FDD
X68030 CZ-500C March 1993 – – 4MB MC68EC030 (25MHz) for CPU
X68030-HD CZ-510C 80MB
X68030 Compact CZ-300C May 1993 – – 4MB Equipped with 3.5 inch FDD compatible with both 2HD / 2DD