Mean Time Between Failures (Mtbf); Cpu And Memory - Extreme Networks ExtremeSwitching 5520 Series Hardware Installation Manual

Mean Time Between Failures (MTBF)

Mean Time Between Failures (MTBF)
Table 44: 5520 MTBF
Ambient
Temp =
25°C
System
base
(all boards,
modules
excluded)
Complete system - A
(system base+full fans+1 PSU)
One
2000W
PSU
One 1100W
PSU
One 715W
PSU
One 350W
PSU
Complete system - B
(system base+ full fans+2 PSUs)
Two
2000W
PSU
Two 1100W
PSU
Two 715W
PSU
Two 350W
PSU
Note
5520-24X and 5520-24T models have 2 fan slots; All other models have 3.

CPU and Memory

Table 45: CPU, Memory
CPU/Memory
1-core, 1.7GHz x86 ARM CPU (Cortex A72)
2 GB DDR4 ECC memory
132 ExtremeSwitching 5520 Series Hardware Installation Guide
5520-24T 5520-24W 5520-24X
545,928 480,404
185,080
212,906
218,879
270,711
123,936
150,232
156,248
184,380
5520-12M
W-36W
633,004 392,662
174,532
199,067
204,272
193,198
119,115
143,607
148,663
193,198
Technical Specifications
5520-48T 5520-48W 5520-48SE
506,767 417,304
179,138
205,081
210,617
236,070
121,243
146,293
151,992
167,627
531,218
169,687
169,687