The below table details NVIDIA Single-Mode (SM) and Multi-Mode (MM) cabling requirements for XDR/NDR and 400/800G ETH:
|
Parameter |
MPO MM Patch/Trunk |
MPO SM Patch/Trunk |
LC SM Patch/Trunk |
|
|---|---|---|---|---|
|
Connector |
Type and Grade |
MPO low loss or MTP Elite, Green Tab |
MPO low loss or MTP Elite, Green Tab |
LC low loass grade B per IEC 61753-1, blue housing. |
|
IL (Max) |
0.35dB |
0.35dB |
0.25dB |
|
|
RL (Max) |
-35dB |
-60dB |
-55dB |
|
|
Gender |
Female for patch, Male for Trunk |
Female for patch, Male for Trunk |
N/A |
|
|
End face polish |
APC |
APC |
UPC |
|
|
Spec compliance |
IEC 61754-7 and EIA/TIA-604-5 (FOCIS-5) |
IEC 61754-7 and EIA/TIA-604-5 (FOCIS-5) |
IEC 61754-20, TIA 604-10-A (LC) |
|
|
Fiber |
Grade |
OM3: L≤30m
|
OS2 |
OS2 |
|
Attenuation |
3 dB/km |
0.4 dB/km |
0.4dB/Km |
|
|
Spec compliance |
ITU-T G.651.1 |
ITU-T G.652D and G.657.A1 |
ITU-T G.652D and G.657.A1 |
|
|
Cable |
Fiber count per strand |
8 (12 is allowed) |
8 (12 is allowed) |
1 (Simplex connector)
|
|
Jacket |
Ø3.0mm-2.0mm, Aqua
|
Ø3.0mm-2.0mm, Yellow
|
Ø3.0mm-2.0mm, Yellow
|
|
|
Operational Temp. |
0C-70C |
0C-70C |
0C-70C |
|
|
Polarity |
Type-B, per TIA-568 |
Type-B, per TIA-568 |
A-B polarity, per TIA-568 |
|
|
Spec compliance |
Telcordia GR-409-CORE, GR-1435, ROHS |
Telcordia GR-409-CORE, GR-326/GR-1435, ROHS |
Telcordia GR-409-CORE, GR-326/GR-1435, ROHS |
|
|
NVIDIA end-to-end requirements |
Max allowed connectors/Interfaces |
Max allowed number of optical connectors in a single link (inc the ones connected to the Transceivers on both ends):
|
||
|
MPO/MTP adapter type (patch panel) |
TYPE A (KEY UP – KEY DOWN)
|
TYPE A (KEY UP – KEY DOWN)
|
A-B adapter, per TIA-568 |
|
|
Max Length |
50m |
500m |
2Km |
|
|
Max IL |
2dB |
2dB |
2dB |
|
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