IBM R31 - Manual (Page 215)

Product overview
The following shows an overview of the system features.
Feature Description
Processor Intel Celeron processor 1.33/1.20 GHz
Bus architecture Host bus 64bits/133 MHz, PCI 32
bits/33 MHz, LPC 4bits/33MHz,
PCMCIA 16 bits, Cardbus 32 bits/32
MHz
System memory 128 MB or 256 MB base main memory
on system board PC 133
Two 144pins SODIMM slots supports
64 MB, 128MB, 256MB, and 512MB
DIMM cards
Frequency: PC 133
Maximum size: 1024 MB
CMOS RAM 242 bytes + 4 Kbytes
Video Intel 830 MG with 2D/3D Graphics
accelerator.
Dynamically variable video memory
size
13.3–inch, 24 bit true colors, 1024x768
pixel TFT XGA color LCD
14.1–inch, 24 bit true colors, 1024x768
pixel TFT XGA color LCD
Audio AC97 audio Intel
16–bit audio
Internal stereo speakers
Diskette drive (optional) External 1.44MB (3–mode), 3.5 inch
floppy drive via USB interface
(Bootable)
Hard disk drive 20GB, 30GB, or 40GB, 2.5–inch
9.5mm height, E-IDE interface
CD-ROM drive CD-ROM: 5.25–inch, 24X speed,
E-IDE interface
DVD— ROM : 8X speed
DVD/ CD— RW : 16X DVD/ CD-RW
CD-RW
Modem Integrated CDC soft Modem 56 Kbps
Data/Fax Modem
Ethernet (optional) LAN on motherboard . It supports
10/100Mbps
MT 2656, 2657, 2676 209