Cpu, Memory Specifications; Mean Time Between Failures - Extreme Networks ExtremeSwitching 5420 Series Installation Manual

CPU, Memory Specifications

The speed of the fan increases only when the temperature of the device increases. Fan
speed is not dependent on any fan failures.
Model
5420F-24P-4XE
5420F-24T-4XE
5420F-8W-16P-4XE
5420F-48P-4XE
5420F-16W-32P-4XE
5420F-48T-4XE
5420F-16MW-32P-4X
E
5420F-24S-4XE
5420F-48P-4XL
5420M-24W-4YE
5420M-24T-4YE
5420M-48W-4YE
5420M-48T-4YE
5420M-16MW-32P-4Y
E
CPU, Memory Specifications
CPU/Memory
1-core, 1.7GHz x86 ARM CPU (Cortex A72)
1 GB DDR4 ECC memory
1 GB SLC NAND Flash Memory
4 MB packet buffer per chip

Mean Time Between Failures

Table 24: 5420M family MTBF
Model
48W-4YE without PSU
48W-4YE with 1 CRPS 920W PSU
48W-4YE with 2 CRPS 920W PSUs
102 ExtremeSwitching 5420 Series Hardware Installation Guide
Internal PSU Fan
4020 17000 4028 16000
RPM Fan RPM Fan
1 N/A
1 N/A
1 N/A
2 N/A
N/A 2
1 N/A
N/A 2
1 N/A
2 N/A
N/A
N/A
N/A
N/A
Technical Specifications
Internal Fan Module
System Fan
4028 16000 4028 16000
RPM Fan RPM Fan
1 N/A
1 N/A
1 N/A
1 N/A
1 N/A
1 N/A
1 N/A
1 N/A
1 N/A
N/A 1
N/A 1
N/A 1
N/A 1
N/A 1
MTBF at 25°C
547,531
219,609
274,975