
Intel® Server Board SE7520BD2 Technical Product Specification
Table of Contents
Revision 1.3
iii
Table of Contents
1.
Introduction .......................................................................................................................... 1
1.1
Purpose ......................................................................................................................... 1
1.2
Audience ....................................................................................................................... 1
1.3
Document Outline.......................................................................................................... 1
1.4
Additional Technical Documentation ............................................................................. 1
1.5
Board Usage Disclaimer................................................................................................ 2
2.
Product Overview ................................................................................................................. 3
2.1
Server Board Feature Set ............................................................................................. 3
2.2
Server Board Illustration................................................................................................ 4
2.3
Mechanical Drawing ...................................................................................................... 5
2.4
Server Board Layout ..................................................................................................... 6
2.5
Identifying the Version of an Intel® Server Board ......................................................... 8
2.6
Chipset Overview .......................................................................................................... 8
2.6.1
Memory Controller Hub (MCH).................................................................................. 9
2.6.2
Front Side Bus (FSB) ................................................................................................ 9
2.6.3
MCH Memory Sub-System Overview........................................................................ 9
2.6.4
PCI Express (PCIe) ................................................................................................. 10
2.6.5
Hub Interface........................................................................................................... 10
2.7
Processor Subsystem Detail ....................................................................................... 10
2.7.2
Multiple Processor Initialization ............................................................................... 12
2.7.3
Processor VRD........................................................................................................ 12
2.7.4
Reset Configuration Logic ....................................................................................... 13
2.7.5
Processor Module Presence Detection ................................................................... 13
2.7.6
GTL2006* ................................................................................................................ 13
2.7.7
Common Enabling Kit (CEK) Design Support ......................................................... 13
2.8
Memory Sub-System Detail......................................................................................... 14
2.8.1
DDR-1 266 Memory ................................................................................................ 15
2.8.2
DDR-1 333 Memory ................................................................................................ 15
2.8.3
Single-Channel Operation ....................................................................................... 16
2.8.4
ECC......................................................................................................................... 16
2.8.5
I
2
C Bus Detail .......................................................................................................... 19
2.9
PCI Sub-System Detail................................................................................................ 19
2.9.1
ICH5-R PCI Interface .............................................................................................. 19
2.9.2
PXH ......................................................................................................................... 23
2.9.3
Ultra-320 SCSI Controller........................................................................................ 26
2.9.4
Modular RAID on Baseboard (MROMB) ................................................................. 26
2.10
IO Sub-System Detail.................................................................................................. 28
2.10.1
Server I/O .............................................................................................................. 28