Dell OPTIPLEX 960 Technical Manualbook page 38

DELL™ OPTIPLEX™ 960 TECHNICAL GUIDE
OptiPlex 960 MT
Component
CPU
Memory
HDD (#, capacity)
RMSD
Graphics Adapter
The Declared Noise Emission in accordance with ISO 9296 for the Dell
(all values L expressed in bels; 1 bel=10 decibels, re 10
WAd
Operating Mode
Idle
HDD Operating
ODD Operating
90% CPU
The Declared A-weighted Sound Pressure Level in decibels (re 2x10
Desk Side Positions are measured in accordance with ISO 7779 7.6.1, 7.6.2, and C.15.2 and declared in
accordance with ISO 9296 for this product is as follows
Operating Mode
Declared Sound Pressure (L
O p e r a t o r
P o s i t i o n
(L )
pA
Idle 29
HDD Operating
29
ODD Operating 40
90% CPU 29
1
All tests are conducted according to ISO 7779 and declared according to ISO 9296 except 90% CPU. For this mode,
the system CPU was stressed at 90% utilization with no other peripheral device actively seeking. This test mode is not
specified in ISO 7779, but was measured using the same microphone distances and measurement techniques defined
for the other reported operating modes.
4
Declared Sound Power rounded to nearest tenth of a bel per ISO 9296 section 4.4.2
Typical Configuration
E8400
2 GB DDR2 800 MHz
160 GB 3.5" 7200 RPM SATA2
DVD +/- RW
Intel G45 Integrated Adapter
Typical Configuration
Declared Sound Power (L
3.8
3.8
5.2
3.8
Typical Configuration
)
pA
B y s t a n d e r D e s k S i d e
P o s i t i o n P o s i t i o n
(L ) (L )
pA pA
24 21
24 22
36 39
24 21
High-end Configuration
Q9450
4 GB DDR2 800 MHz
2 250 GB 3.5" 7200 RPM SATA2
DVD +/- RW
AMD HD3470
Optiplex 960 MT
-12
Watts)
High-end Configuration
) Declared Sound Power (L
WAd
-5
Pa), at Operator, Bystander, and
1
:
High-end Configuration
Declared Sound Pressure (L
Operator Posi- Bystander Po-
tion (L ) sition (L
pA
31
31
43
32
is as follows:
)
WAd
4.0
4.0
5.1
4.1
)
pA
DeskSide Posi-
) tion (L )
pA pA
26 23
27 23
37 37
27 25
38