Dell OPTIPLEX 790 Technical Manualbook

Also see for OptiPlex 790: Service manual Setup and features information Specifications Important information Owner's manual

DELL™ OPTIPLEX™ 790 TECHNICAL GUIDEBOOK - V 2.047ACOUSTIC NOISE EMISSION INFORMATIONOPTIPLEX 790 SFFThe Declared Noise Emission in accordance with ISO 9296 for the Dell OptiPlex 780 SFF is as follows:(all values LWAd expressed in bels; 1 bel=10 decibels, re 10-12 Watts)The Declared A-weighted Sound Pressure Level in decibels (re 2x10-5 Pa), at Operator, Bystander, and Desk Side Positions aremeasured 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 asfollows1:1 All tests are conducted according to ISO 7779 and declared according to ISO 9296 except 90% CPU. For this mode, the system CPU was stressedat 90% utilization with no other peripheral device actively seeking. This test mode is not specified in ISO 7779, but was measured using the samemicrophone distances and measurement techniques defined for the other reported operating modes.2 Declared Sound Power rounded to nearest tenth of a bel per ISO 9296 section 4.4.2Operating Mode Typical ConfigurationDeclared Sound Power (LWAd)High-end ConfigurationDeclared Sound Power (LWAd)Idle 3.6 3.9HDD Operating 3.6 4.090% CPU 3.9 4.3ODD Operating 4.6 4.6Operating Mode Typical Configuration Declared Sound Pressure(LpA)High-end Configuration Declared Sound Pressure(LpA)Table-Top Floor-Standing Table-Top Floor- StandingOperatorPosition(LpA)BystanderPosition(LpA)OperatorPosition(LpA)BystanderPosition(LpA)OperatorPosition(LpA)BystanderPosition(LpA)OperatorPosition(LpA)BystanderPosition(LpA)Idle 25.3 21.6 19.6 18.6 29.4 25.8 22.1 21.4HDD Operating 24.7 20.5 20.6 19.9 29.3 25.4 22.7 20.690% CPU 28.9 24.2 21.0 21.0 32.9 28.1 27.5 26.5ODD Operating 36.9 30.6 29.5 27.7 38.0 32.4 33.2 29.6Component Typical Configuration High-end ConfigurationCPU Intel l3,3.3GHZ,2c SNB,65W Intel I5,3.1GHZ ,4c SNB 95WMemory 2G DDR3 1333MHz 2G DDR3 1333MHz(x2)HDD (#, capacity) 250G 7200RPM SATA2 500G 7200RPM SATA2RMSD 16X DVD+/-RW SATA HH 16X DVD+/-RW SATA HHGraphics Adapter Intel® HD Graphics Family AMD Radeon HD6350

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