Design Guide

System Overview
R
30 Intel
®
855GM/855GME Chipset Platform Design Guide
2.3. Intel 855GME Platform Component Features
The Intel 855GME chipset based system supports the Intel
®
Pentium
®
M processor in the 90 nm
process.. This section lists only additional features supported on the Intel 855GME chipset based
system. All features in Intel 855GM chipset based system are supported in the Intel 855GME chipset
based system as well.
Figure 2. Intel Pentium M, Intel Pentium M Processor on 90 nm Process with 2 MB L2 Cache, Intel
Celeron M Processor and 855GME Chipset System Block Diagram
Intel® Pentium® M
Processor OR
Intel® Celeron® M
Processor
LPC I/F
AC'97 2.2/2.3
PCI Bus
Hub Interface 1.5
Intel®
82801DBM
421 BGA
(ICH4-M)
Intel® 855GME
GMCH
732 Micro-
FCBGA
FWH
DVO/AGP
400 MHz BPSB
200/266/333 MHz
DDR
KBC
SIO
Audio Codec
Modem Codec
ATA100 IDE (2)
USB2.0/1.1 (6)
CK-408
Cardbus
LAN
Moon 2
PCI Docking
Intel® PRO/
Wireless
Network
Connection
Mini-PCI
IMVP-IV
VR
DVO
Device/
AGP
Controller
2.3.1. Intel Pentium
®
M Processor on 90 nm Process with 2 MB L2
Cache
All features of the Intel Pentium M processor are supported by the Intel Pentium M Processor on 90 nm
Process with 2 MB L2 Cache. This section only lists the additional enhancements.
• On-die 2-MB second level cache
• Package/Power
- VCC-CORE: 1.308 V (highest frequency mode) to 0.844 V (lowest frequency mode); 0.748 V
(Deeper Sleep) core voltage
- VCCA (1.8 V) or (1.5V)