IBM PC 300 XL (Pentium II-233)

Machine type 6588-110
Serial 55333RF
Manufacturer IBM Corp. United Kingdom Ltd.
Pre-loaded software MS Windows 95
Date August 1997

Physical description

Type Desktop
Dimensions (HxWxD) 159 x 420 x 470 mm
Weight 12,7 Kg (w/o HDD)
Drive bays 3 x 3.5" (2 internal), 2 x 5.25" half-height
Power supply 200 W, 110-220VAC manual voltage switch (9733)

Main board

BIOS IBM SurePath BIOS (rev. LUKT36AIT, 10 Sept. '98), flashable
Chipset Intel 440FX
Processor Intel Pentium-II 233 MHz (fam. 3, mod. 3, step 3), on slot-1 (supports 333 Mhz CPUs)
Coprocessor Integrated on Pentium
Cache 256 Kb of high-speed 4-way set associative cache integrated on CPU
Memory Three 128-pin sockets for 3V 60ns DIMM modules
Std. memory One 128-pin 32 Mb DIMM module
Max on system board 384 Mb (3 x 128 Mb)
Bus PCI 32-bit, ISA 16-bit
Expansion slots 3 PCI/ISA combos, 2 ISA (total 5), on riser card
Video S3 Trio64V2/DX, w. 2 Mb mem. (9727 on chip)
Interface Enh. IDE (2 ports, tot. 4 units), FDD (2 units)
Ports PS/2 keyboard, PS/2 mouse, buffered serial, parallel, USB, infrared


Installed RAM 2 x 64 Mb DIMMs (Kingston, 60ns EDO)
Controller Adaptec AHA-2940/UW SCSI Controller (0899) ADDITION
Audio Creative CT4810 ISA (2099 on card) ADDITION
Ethernet D-Link DFE 530TX (100Mbit, 9837 on card) ADDITION


Diskette drive 1.44 Mb, 3.5" slim (Teac FD235HF, DATE 97-04)
Hard disk lBM DDRS-34560 (4300 Mb) SCSI, 3.5" slim (OCT-98) REPLACEMENT (*)
2nd hard disk lBM DDRS-34560 (4300 Mb) SCSI, 3.5" slim (DEC-98) ADDITION
CD-ROM Plextor PX-40TSi, SCSI (40x max speed, March 1999) ADDITION
CD-ROM Writer Mitsumi CR2801TE, EIDE/ATA (2x-8x, April 1998) ADDITION


Acquisition May 04, paid ca. 10$
Condition Good, working but w/o RAM and CD-ROM drive
Installed O.S. None
Repairs/modifications Added memory DIMMs, Ethernet card, SCSI ctrl., and CD-ROM drives, replaced existing hard-disk drive (see below)
Current status All hw perfectly working, currently in use
Current O.S. Windows NT 4 Workstation (It.), Linux Red Hat 6.2
Spare parts Case, accessories


(*) According to model number, original hard-disk must have been a 2,5 Gb unit. This machine come to me with a W.D. 21600 (1,6 Gb IDE/ATA) drive dated 9-APR-97 (probably taken from a 6589-100 unit).


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This page was first published on the web on June 27, 2004
Last revised Dec. 14, 2004