NOTE:
When operating in the expanded temperature range, ambient temperature warnings may be reported on the LCD
panel and in the System Event Log.
Expanded operating temperature restrictions
•
Do not perform a cold startup below 5°C.
•
The operating temperature specified is for a maximum altitude of 3050 m (10,000 ft).
•
150 W/8 C, 165 W/12 C and higher wattage processor(TDP>165 W) are not supported.
•
Redundant power supply unit is required.
•
Non-Dell qualified peripheral cards and/or peripheral cards greater than 25 W are not supported.
•
NVDIMM-Ns are not supported.
•
DCPMMs are not supported.
•
GPU is not supported.
•
PCIe SSD is not supported.
•
Rear installed drives are not supported
•
Tape backup unit is not supported.
Thermal restrictions
The following table lists the configurations required for efficient cooling.
Table 33. Thermal restrictions configuration
Configuration
Number
of
process
ors
Heatsink
Processor/
DIMM blank
DIMM
blanks
Maximum number of
DIMM blanks
Fan
PowerEdge
R640 (2.5 inch
hard drives x
10)
1
One 1U standard heat
sink for CPU ≤ 165 W
Not required
Required for
processor 1
11 blanks
Five standard fans
One 1U 2-pipe heat
sink for CPU=200/205
W and 150 W/165 W
FO*
Required
Eight high performance
fans
2
Two 1U standard heat
sink for CPU ≤ 165 W
Not required
Eight standard fans
Two 1U 2-pipe heat
sink for CPU=200/205
W and 150 W/165 W
FO*
Required
22 blanks
Eight high performance
fans
PowerEdge
R640 (2.5 inch
hard drives x
10 with NVMe
drives)
2
Two 1U standard heat
sink for CPU ≤ 165 W
Not required
Required
22 blanks
Eight high performance
fans
Two 1U 2-pipe heat
sink for CPU=200/205
W and 150 W/165 W
FO*
PowerEdge
R640
(2.5 inch hard
drives x 8)
(3.5 inch hard
drives x 4)
1
One 1U standard heat
sink for CPU ≤ 165 W
Not required
Required for
processor 1
11 blanks
Five standard fans
One 1U 2-pipe heat
sink for CPU=150
W/165 W FO*
Required
One 1U 2-pipe heat
sink for CPU=200/205
W
Eight high performance
fans
2
Two 1U standard heat
sink for CPU ≤ 165 W
Required
Eight standard fans
Technical specifications
39
