Specifications

86 Product Errata
41322 Rev. 3.84 August 2011
Revision Guide for AMD Family 10h Processors
348 Processor On-die Termination Resistance is Higher than
Specification
Description
The actual processor on-die termination resistance for DDR2 mode differs from the values specified
for F2x[1, 0]9C_x00[29:28] (ProcOdt) in the BIOS and Kernel Developer’s Guide (BKDG) for
AMD Family 10h Processors, order# 31116 as shown in the table below:
Potential Effect on System
Increased ODT resistance may affect DDR2 memory margins.
Suggested Workaround
None.
Fix Planned
Yes
ProcOdt Specification in DDR2 mode Silicon Implementation
00b 300 ohms +/- 20% 480 ohms +/- 20%
01b 150 ohms +/- 20% 240 ohms +/- 20%
10b 75 ohms +/- 20% 120 ohms +/- 20%
11b Reserved Reserved