Entry by Carlos S. M.
PCChips M741LMRT

PCChips M741LMRT Revision 2.x


CPU support

Supported sockets:
  • PGA370
  • Slot 1
Front Side Bus speed: 66/100 MHz
Supported architectures:
  • Intel Celeron Coppermine-128
  • Intel Celeron Covington
  • Intel Celeron Mendocino
  • Intel Celeron (w/ Slotket) Coppermine-128
  • Intel Celeron (w/ Slotket) Mendocino
  • Intel Pentium II Deschutes
  • Intel Pentium II Klamath
  • Intel Pentium III Coppermine
  • Intel Pentium III Katmai
  • Intel Pentium III (w/ Slotket) Coppermine
Note! Some steppings might require updated BIOS/microcode to work properly.
Coppermine support requires PCB revision 3.0.

System memory

  • Type: SDRAM 66/100 MHz
    3x 168-pin DIMM
Max supported: 768.00 MB


Northbridge/MCH: SiS 620
Southbridge/ICH/PCH/MCP: SiS 5595
SuperIO: ITE IT8770F
SiS 6306 integrated graphics, with max 8 MB of System VRAM
C-Media CMI8738 audio IC over PCI bus
Davicom DM9102F for 100M operation
2 Mbit Parallel BIOS ROM

Power supply

Main board power: 20-pin ATX
2 3-pin DC fan headers

Expansion slots

1 PCI slot
1 16-bit ISA slot

Rear I/O ports

PS/2 keyboard
PS/2 mouse
2x USB 1.0 (1.1 Mb/s)
1x DE-9 serial
1x DB-25 parallel
VGA output
Audio connectors: Line out, Line in, Microphone in

Internal I/O headers

Audio headers: Aux in, CD in, S/PDIF
IrDA header


2 IDE channels, up to 66 MB/s
Floppy connector, up to 2 drives

Circuit board

Micro ATX form factor
PCB manufactured in the year 1999



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