Chapter 1: Introduction
1-7
Serverboard Features
CPU
Dual AMD Opteron 2000 series (Socket F type) processors•
Note: Supports 237x, 238x, 235x and 24xx processors. Please refer to our web site for further
details on supported processors.
Memory
Sixteen single/dual channel DIMM slots supporting up to 128 GB of DDR2-800•
/667/533 registered ECC SDRAM
Note: Due to a CPU limitation, fully populating DIMM slots with DDR2-667 will pull the speed down to
533 MHz (see our web site for possible updates to this). Refer to Section 2-4 before installing memory
and our web site for recommended DIMMs.
Chipset
AMD SR5690/SP5100 chipset/southbridge•
Expansion Slots
Two (2) PCI-Express x16 (x8 signal) slots (Slot 4 and 6)•
One (1) PCI-Express x8 slot (Slot 5)•
One (1) PCI-Express x8 (x4 signal) slot (Slot 3)•
Two (2) PCI-X 133 slots (Slot 1: Channel B, Slot 2: Channel A)•
BIOS
16 Mb AMIBIOS•
®
SPI Flash ROM
APM 1.2, DMI 2.3, PCI 2.2, ACPI 1.0 (ACPI 2.0 is BIOS supported), SMBIOS
•
2.3, Plug and Play (PnP)
PC Health Monitoring
Onboard voltage monitors•
Fan status monitor with fi rmware/software on/off and speed control•
Watch Dog•
Environmental temperature monitoring via BIOS•
Power-up mode control for recovery from AC power loss•
System resource alert (via included utility program)•
Auto-switching voltage regulator for the CPU core•
CPU thermal trip support•
I•
2
C temperature sensing logic
