Technical Guide

Table 19. Acoustical configurations of R750xs (continued)
Configuration R750xs Software Defined Storage
(with rear storage)
R750xs Entry
PCI 2 NA NA
PCI 3 NA NA
PCI 4 NA NA
PCI 5 BROADCOM Dual port NIC Card (25G) NA
PCI 6 NA NA
M.2 BOSS BOSS 1.5(OS) NA
PERC NA Front H345
Table 20. Acoustical performance of R750xs acoustical configurations
Configuration R750xs Software
Defined Storage (with
rear storage)
R750xs Entry
Acoustical Performance: Idle/ Operating @ 23°C Ambient
L
wA,m
(B)
Idle 6.7 4.7
Operating 6.7 4.7
K
v
(B)
Idle 0.4 0.4
Operating 0.4 0.4
L
pA,m
(dB)
Idle 52 33
Operating 52 34
Prominent tones No prominent tones in Idle and Operating
Acoustical Performance: Idle @ 28°C Ambient
L
wA,m
(B)
7.2 5.2
K
v
(B)
0.4 0.4
L
pA,m
(dB)
57 35
Acoustical Performance: Max. Loading @ 35°C Ambient
L
wA,m
(B)
7.6 5.6
K
v
(B)
0.4 0.4
L
pA,m
(dB)
62 40
Each configuration has been tested according to Dell EMC acoustical standards for rack-mounted servers.
Power, thermal, and acoustics
37