URL : https://access.redhat.com/support/policy/intel Intel CPUs and Supported Red Hat Enterprise Linux (RHEL) Versions The follow table lists the minimum versions and update releases of Red Hat Enterprise Linux (RHEL) that are required to support Intel processors. Red Hat Enterprise Linux 4 Red Hat Enterprise Linux 5 Red Hat Enterprise Linux 6 Red Hat Enterprise Linux 7 Vendor Family Name Version Knowledgebase Resource(s) Version Knowledgebase Resource(s) Version Knowledgebase Resource(s) Version Knowledgebase Resource(s) Intel Xeon® Processor X5500, W5500, L5500, E5500 series 4.7 15223 5.3 15223 6.0 7.0 Intel Xeon® Processor X7500, X6500, L7500, E7500, E6500 series Not supported 5.4.z (1) 25195, 42231 6.0 7.0 Intel Xeon® Processor X5600, W3600, L5600, E5600 series 4.8 24382 5.3 24382 6.0 7.0 Intel Xeon® Processor E-2800, E-4800 and E-8800 series Not supported 5.5 58721 6.0 7.0 Intel Core™ i3-2100, i3-2300 Family Processors Not supported 5.6 6.0 [ more… ]