Intel AXXSASIOMOD Configuration Guide - Page 23

4. Appendix 1: Boxed Processor Support The Intel® Server Board S5000PAL supports the Intel® Xeon® processor 5000 sequence (5000 & 5100 series) and the Intel® Xeon® processors (5300 series). The following boxed processors are designed and validated for use with the SR2500 (2U) and SR1500/SR1550 (1U) chassis: Heatsink Type Product Code (Intel® Xeon® Processor 5000 series) Product Code (Intel® Xeon® Processor 5100 series) Product Code (Intel® Xeon® Processor 5200 series) Product Code (Intel® Xeon® Processor 5300 series) Product Code (Intel® Xeon® Processor 5400 series) 2U Passive Heatsink BX80555xxxxP BX80556xxxxP BX80573xxxxP BX80563xxxxxP BX80574xxxxP 1U Heatsink BX80555xxxxA BX80556xxxxA BX80573xxxxA BX80563xxxxxA BX80574xxxxA Notes Compatible Intel® Server Chassis For use in 2U rack mount chassis which provide ducted airflow to the heatsink. SR2500 The fan must be removed prior to use in a 1U chassis. SR1500 / SR1550 Note: "xxxx" in product code represents the processor number, for example 5150 is the 2.67 GHz 5100 series processor, E5320 is the 1.86 GHz 5300 series processor. For more information on supported processors, see http://support.intel.com/support/motherboards/server/s5000pal/compat.htm. 23