NEC ProSpeed

"Prospeed" redirects here. For the auto racing team, see Prospeed Competition.

The ProSpeed was a line of laptop computers developed by NEC in 1988. It served as the replacement for their earlier MultiSpeed line and was introduced simultaneously with their slimmer and less heavy UltraLite line of notebook computers.^[2] The i386SX-equipped CSX model, released in September 1989, was the first laptop with a color LCD.^[3][4] It was also one of the first laptops to be offered with a docking station.^[5] The CSX model was featured on the front cover of PC Magazine.^[6]

NEC ProSpeed

ProSpeed 286
Developer	NEC Jay Halloran Mark Perry Mike Pritchett[1]: 112
Manufacturer	NEC
Type	Laptop
Release date	October 1988 (1988-10)
Operating system	MS-DOS
CPU	Intel 80C286 (286) Intel 80386 (386) Intel 80386SX (CSX, 386SX, SX/20) Intel 80486SX (486SX)
Display	Passive monochrome LCD Passive color LCD (CSX only) Active color LCD (486SX/C only)
Graphics	EGA (286 and 386 only) VGA (CSX onward)
Predecessor	MultiSpeed

Models

NEC ProSpeed

Model no.	Processor	Clock speed (MHz)	Expansion slots	LCD technology	LCD resolution	Notes	Date
286	Intel 80C286	16 MHz	3	Monochrome passive	EGA, 640×400		October 1988 (1988-10)
386	Intel 80386	16 MHz (0.5 w)	3	Monochrome passive	EGA, 640×400		October 1988 (1988-10)
CSX	Intel 80386SX	16 MHz	3	Color passive	VGA, 640×480	Wall-powered only	September 1989 (1989-09)
386SX	Intel 80386SX	16 MHz	3	Monochrome passive	VGA, 640×480		February 1990 (1990-02)
SX/20	Intel 80386SX	20 MHz	3	Monochrome passive	VGA, 640×480		August 1990 (1990-08)
486SX/C	Intel 80486SX	20 MHz	3	Color active	VGA, 640×480		June 1991 (1991-06)
486SX	Intel 80486SX	20 MHz	3	Monochrome passive	VGA, 640×480		March 1992 (1992-03)