Table 42. Components in T4 GPU card kit
Component
Quantity
Riser right FHHL* GPU card holder bracket assembly
1
Riser left FHHL* GPU card holder bracket assembly
1
Tech sheet
1
*FHHL - Full height half length
Table 43. Components in NVLink board sponge kit
Component
Quantity
NVLink sponge left support bumper
1
NVLink sponge right support bumper
1
Tech sheet
1
You may not need all the components in the kit for GPU installation. For information on riser configurations, see the
section.
before working inside the system
instructions.
1. Use the existing heat sink, cooling fans and air shroud.
NOTE:
For more information about supported cooling fans matrix, see the thermal restriction section in
Dell EMC
PowerEdge R750xa Technical Specifications
on the product documentation page.
and
.
NOTE:
●
Slot priority with NVLInk bridges: slot 33, slot 34, slot 31, and slot 32.
●
Slot priority without NVLInk bridges: slot 31, slot 33, slot 34, and slot 32.
NOTE:
GPUs that require NVLink sponges and bridges are NVIDIA A100 and NVIDIA RTX-A40.
3. If installing GPU other than T4 into front GPU riser module then,
.
4. If installing T4 GPU into front GPU riser module then,
install the GPU riser module card holders
.
5.
into front GPU riser module or
into expansion card riser.
NOTE:
Mixing of different GPUs are not allowed.
NOTE:
See
expansion card installation guidelines
to know about risers and slots that support GPU.
NOTE:
For information on riser slot location on the system board, see the
System board jumpers and connectors
6. If applicable, connect the power cables to the GPU. To know the connectors for GPU on the system board, see the
NOTE:
Refer to the GPU power cable matrix to know about the requirement of cable for the GPU.
Table 44. GPU power cable matrix
Categor
y
Description
Type
Vendor
Cable
Cable quantity
Maximum per
system
GPU
CRD,GRPHC,NVI
DIA,T4,16GB,70W
,L
HH and HL (FH
and LP brackets)
NVIDIA
Not required
Not required
6
GPU
NVIDIA Volta
Next 300W DW
GPU (A100)-Gen
4
FH and FL
NVIDIA
8 pin cable
1 piece per GPU
riser
4
GPU
Nvidia RTX-A40
FH and FL
NVIDIA
8 pin cable
1 piece per GPU
riser
4
Upgrade Kits
165