AS1020C-3 User's Manual
1-2
1-2 Ser verboa rd Featur es
At the heart of the 1020C- 3 lies the H8DCR-3 a dual processor serverboard de -
signed to provide maximum per formance. The H8DCR-3 is based on the nVidia
nForce Pro 2200 and AMD-8132 chipset. Below are the main features of the
H8DCR-3. See Figure 1-1 for a system block diagram of the chip set.
Processors
The H8DCR-3 supports dual 940 -pin AMD OpteronTM 200 series processors.
Please refer to our web site for a complete listin g of supported processors.
Memory
The H8DCR-3 has eight 184-pin DIMM s lots that can support up to 32 GB of reg-
istered ECC DDR333/266 or up to 16 GB of registered ECC DDR400 SDRAM.
Note: The maximum memory capacity is halved if only one processor is installed.
Memory is supported in both interleaved and non-interleaved confi gurations. See
Section 5-6 for details.
SAS (Serial Attached SCSI)
An Adaptec 9410 SAS controller is integrated onbo ard the H8DCR-3 to provide a
four-port SAS subsystem that features SES2 and is RAI D 0, 1 and 10 supported.
The SAS drives are hot-swappable units.
Note: The operating system you use must have RA ID support to enable the hot-
swap capability and RAID function of the SAS drives.
PCI Expansion Slots
Two riser cards have been included with the s erver to support add-on PC I expan-
sion cards. These two riser c ards will support a full height, half length U niversal
133 MHz PCI-X or a PCI-Express x8 add-on card and a low-profi le Universal 100
MHz PCI-X slot or PCI-E xpress x8 add-on card.