IBM PS/2 Model L40 SX

The IBM Personal System/2 Model L40 SX (stylized as PS/2 Model L40 SX) is a portable computer made by IBM as part of the IBM PS/2 series. It was the successor to the IBM PC Convertible. The "SX" in the name refers to its CPU, the Intel 80386SX.

IBM PS/2 Model L40 SX
Also known asType 8543
ManufacturerIBM
Product familyIBM PS/2
TypeLaptop (desktop replacement)
Release dateMarch 26, 1991 (1991-03-26)
Introductory priceUS$5,995 (equivalent to $12,500 in 2022)
DiscontinuedFebruary 1993 (1993-02)
Units sold150,000+
Operating systemDOS, Windows 3.0, OS/2
CPUIntel 80386SX @ 20 MHz
(optional Intel 80387SX math co-processor)
Memory2 to 18 MB (two expansion slots)
Storage60 MB hard drive
3.5" 1.44 MB floppy drive
Display10" monochrome STN LCD
GraphicsVGA (640x480)
Connectivityparallel port, serial port
PowerBattery: Ni-Cd
Mass3.49 kg (7.7 lb)
PredecessorIBM PC Convertible
Successor
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