Dell OptiPlex 780 - Manual (Page 28)

DELL™ OPTIPLEX™ 780 TECHNICAL GUIDEBOOK V1.0
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HARD DRIVES (CONT.)
3.5” 500GB SATA 7200 RPM HDD
Capacity (bytes) 500,107,862,016
Dimensions inches (W x D x H) 5.87 x 4 x 1
Interface type and Maximum speed Up to 3Gb/s
Internal buffer size 16 MB
Average Seek Time 8.5 ms
Rotational Speed 7200 rpm
Logical Blocks 976,773,168
Power Source
DC Power (Max) Idle 7.0W, Active 10.0W
DC Current 5V (.8A) and 12V (1.8A)
Environmental Operating Conditions (Non-Condensing):
Temperature Range 5 0 C to 60 0 C
Relative Humidity Range 20% to 80% non-condensing
Maximum Wet Bulb Temperature 29 0 C
Altitude Range -50 ft to 10000 ft
Environmental Non-Operating Conditions (Non-Condensing):
Temperature Range -40 0 C to 65 0 C
Relative Humidity Range 10% to 90% non-condensing
Maximum Wet Bulb Temperature 38 0 C
Altitude Range -50 ft to 35000 ft
3.5” 80GB SATA 10000 RPM HDD
Capacity (bytes) 80,026,361,856
Dimensions inches (W x D x H) 5.87 x 4 x 1 (includes sled)
Interface type and Maximum speed Up to 3Gb/s
Internal buffer size 16 MB
Average Seek Time 4.6 ms (average read)
Rotational Speed 10000 rpm
Logical Blocks 156,301,488
Power Source
DC Power (Max) Idle 7W, Active 10W
DC Current 5V (.8A) and 12V (1.8A)