Dell OPTIPLEX 980 Technical Manualbook page 50

Optiplex 980 SFF
Component
CPU
Memory
HDD (#, capacity)
RMSD
Graphics Adapter
The Declared Noise Emission in accordance with ISO 9296 for the Dell Optiplex 980 MT is as follows
(all values L expressed in bels
WAd
Sound Power
High-end Configuration
Operating Mode Declared Sound Power (L
Idle
HDD Operating
ODD Operating
90% CPU
Sound Pressure at Operator Position
Operating Mode
5
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.
6
Declared Sound Power rounded to the nearest tenth of a bel per ISO 9296 section 4.4.2
3
Declared Sound Pressure rounded to the nearest whole decibel per ISO 9296 section 4.4.4
OptiPlex 980 Technical Guidebook
High-end Configuration
Quad Core i7 2.8 GHz
4 GB DDRIII 800 MHz
320 GB 7200 RPM SATA
Slim DVD +/-RW
AMD Radeon HD3470 256MB
6
; 1 bel=10 decibels, re 10
)
WAd
3.9
4.0
4.8
4.6
High-end Configuration
Sound Pressure at Operator
Position (L )
pA
Typical Configuration
Dual Core i5 3.2 GHz
2 GB DDRIII 800 MHz
160 GB 7200 RPM SATA
Slim DVD +/-RW
Integrated Adapter
-12
Watts; all values L expressed in decibels
pA
Typical Configuration
Declared Sound Power (L
WAd
3.5
3.4
4.8
3.4
Typical Configuration
Sound Pressure at Operator
Position (L )
pA
EcoKit Configuration
Dual Core i5 3.2 GHz
2 GB DDRIII 800 MHz
2.5" 160 GB 7200 RPM SATA
Slim DVD +/-RW
Integrated Adapter
5
:
3 -5
, re 2x10 Pa)
EcoKit Configuration
) Declared Sound Power (L
3.0
3.0
4.8
3.1
EcoKit Configuration
Sound Pressure at Operator
Position (L
pA
)
WAd
)
Page 50