TA-1006: IOM Connector Supports PCIe* Gen1 Speed Only for Intel® Server Board S2600IP, Intel® Server System P4000IP/R2000IP, Intel® Workstation Board W2600CR/P4300CR Families
Technical Advisory 1006 (PDF) 
All Intel® I/O modules run at PCIe* Gen1 speeds in these systems even though the modules support PCIe Gen2/3 speeds. This document describes:
- The issue
- Products affected
- The corrective action
- Workarounds
Size: 192 KB
Date: May 2012
Note: PDF files require Adobe Acrobat Reader*.