Discontinued I/O Expansion Modules Hardware Specification for Intel® Server Boards
Hardware Specification (PDF) 
Details about the architecture and feature set of the I/O modules.
Size: 1,168 KB
Date: September 2010
Revision: 1.2
Note: PDF files require Adobe Acrobat Reader*
This document applies to the following:
Legacy modules
Dual Port Intel 82571EB GbE I/O Module (AXXGBIOMOD)
External 4-port SAS (LSI1064e) I/O Module (AXXSASIOMOD)
Single InfiniBand* (SDR) Module (AXXIBIOMOD)
Double-wide modules
Internal 4-port Intel 82576EB GbE* (AXX4GBIOMOD2)
Dual Port Intel 82598EB 10GbE I/O Module (AXX10GBIOMOD)
Internal 4-port LSI* 1064e SAS I/O Module (AXX4SASMOD)
Internal 4-port LSI* 1078e SAS I/O Module (AXXROMBSASMR)
Single-port InfiniBand (QDR)* (AXXIBQDRIOMOD, AXXIBQDRSR169X, AXXIBQDRIOMV)
Intel® Integrated RAID Module
RMS2MH080
RMS2AF040
RMS2AF080
RMS2LL040
RMS2LL080