Intel® 820E Chipset
R
18 Design Guide
1.3.3. System Configuration
The following figures show typical platform configurations using the Intel 820E chipset:
Figure 1. Intel® 820E Chipset Platform Performance Desktop Block Diagram
I/O Controller Hub
Intel
®
82801BA
(ICH2)
Main
Memory
(Direct RDRAM*)
sys_blk_820E
Intel
®
82820
M
Controller Hub
(MCH)
4x AGP
Graphics
Controller
Hub
Interface
UltraATA/100/66/33
AC'97 Codec(s)
(optional)
AC'97 2.1
FWH Flash
BIOS
AGP 2.0
Intel
®
Pentium
®
III
Processor
Intel
®
820E Chipset
GPIO
4 IDE Drives
PCI Bus
PCI
Slots
SMBus/I
2
C
System Management (TCO)
Clock Generators
Power Management
LPC I/F
Super I/O
Other ASICs
(optional)
LAN Connect
4 USB Ports; 2 HC
Figure 2. Intel® 820E Chipset Platform Performance Desktop Block Diagram (with ISA Bridge)
I/O Controller Hub
Intel
®
82801BA
(ICH2)
Main
Memory
(Direct RDRAM*)
sys_blk_isa_820E
Intel
®
82820 Memory
Controller Hub
(MCH)
4x AGP
Graphics
Controller
Hub
Interface
4 USB Ports; 2 HC
UltraATA/100/66/33
AC'97 Codec(s)
(optional) AC'97 2.1
FWH Flash
BIOS
AGP 2.0
Intel
®
820E Chipset
GPIO
4 IDE Drives PCI Bus
PCI
Slots
SMBus/I 2
C
System Management (TCO)
Clock Generators
Power Management
ISA Bridge
(optional) ISA
Slots
Intel
®
Pentium ®
III
Processor
LAN Connect
LPC I/F
Super I/O
Other ASICs
(optional)