Product Description
1.2
Processors
The CRB is designed to support the following processors with a 533 and 667 MHz FSB
speed.
Use only the processors listed below in
damage the CRB, the processor, and the power supply.
Note:
In this document Processor refers to all processor SKUs listed in
Table 4.
Supported Microprocessors
Intel® Core™ 2 Duo Processor L7400
Intel® Core™ Duo processor ULV U2500
Intel® Celeron® M Processor ULV 423
1.3
System Memory
The CRB has two DIMM sockets and supports the following memory features:
• DDR2-400 MHz registered ECC
• SEC/DED
• Up to four ranks of memory
• Minimum total system memory: 512 MB, maximum of 4 GB
• ECC DIMMs, 8 bits ECC
• Single channel operation only
• Supports x4 and x8 DDR2-512 Mb and DDR2-1 Gb technologies and x4 DDR2-2 Gb
technologies
1.3.1
DDR2-400 DIMM Slot Populations
Table 5
shows the supported DDR2-400 DIMM populations.
Table 5.
Supported DDR2-400 DIMM Populations
DIMM Configuration
1 Single-rank
1 Dual-rank
2 Single-rank
1 Dual-rank, 1 Single-rank
2 Dual-rank
June 2007
Order Number: 316639-002
Microprocessor
DIMM0
N/A
N/A
N/A
N/A
N/A
Table
4. Use of unsupported processors can
CLK
FSB
Cores
Speed
Speed
Dual
1.50GHz
667MHz
Dual
1.20GHz
533MHz
Single
1.06GHz
533MHz
DIMM1
DIMM2
N/A
Empty
N/A
Empty
N/A
Single-rank
N/A
Single-rank
N/A
Dual-rank
Table
4.
L2
TDP
Cache
4MB
17W
2MB
9W
1MB
5.5W
DIMM3
Single-rank
Dual-rank
Single-rank
Dual-rank
Dual-rank
User's Manual
11