Thermal Air Restrictions - Dell PowerEdge R760 Installation And Service Manual

Table 39. Thermal restriction for memory with liquid cooled configuration(GPU)
No
Configuration backpl
ane
No
Rear storage rear
drives
DIMM
Configu Power
ration
256 GB 12.7 W
RDIMM
128 GB 8.9 W
RDIMM
64 GB 6.9 W
RDIMM
32 GB 4.1 W
RDIMM
16 GB 3 W
RDIMM

Thermal air restrictions

Table 40. Air cooling configurations thermal restriction for AHSRAE A3 and A4
ASHRAE A3/40°C (104°F)
PSU Two PSUs are required in redundant mode. If there is PSU failure, system performance may be reduced.
PCIe card Non-Dell qualified peripheral cards and peripheral cards greater than 25 W are not supported.
GPU/FPGA Not supported
DIMM 128 GB, or greater capacity DIMMs are not supported.
PCIe SSD Not supported
Front storage Not supported in 12 x 3.5-inch SAS configuration.
Rear storage Not supported
Fan HPR SLVR fans are required.
Processor ≤ 165 W
OCP Supported with 85°C (185°F) active optic
cable.
BOSS BOSS-N1 is supported.
Table 41. Liquid cooling configurations thermal restriction for AHSRAE A3 and A4
ASHRAE A3/40°C (104°F)
PSU Two PSUs are required in redundant mode. If there is PSU failure, system performance may be reduced.
PCIe card Non-Dell qualified peripheral cards and peripheral cards greater than 25 W are not supported.
GPU/FPGA Not supported
16 x 16 x
8 x 2.5-
2.5- 2.5-
inch
inch inch
NVMe
SAS NVMe
No No
No rear
rear rear
drives
drives drives
24 x 2.5-inch SAS
2 x 2.5-
No rear inch
drives with rear
fan
Fan
HPR GOLD fan
A4/45°C (113°F)
≤ 125 W
Supported with 85°C (185°F) active optic cable and
cards tier ≤4.
BOS-N1 is not supported.
A4/45°C (113°F)
16 x
2.5-
inch
24 x 2.5-
SAS +
inch
8 x
NVMe
2.5-
inch
NVMe
4 x 2.5-
No
inch No rear
rear
with drives
drives
rear fan
Technical specifications
Ambient
tempera
ture
35°C
(95°F)
47