CPAK vs QSFP28 | Difference between CPAK and QSFP28
This page compares CPAK vs QSFP28 and mentions difference between CPAK and QSFP28.
The figure-1 depicts CPAK transceiver.
The figure-2 depicts dimension of QSFP28.
| Specifications | CPAK | QSFP28 |
|---|---|---|
| Line rate | 40/100 G | 4 x 25 - 28G |
| Applications | Ethernet, SONET/SDH, OTN | InfiniBand, Ethernet |
| Hot pluggable | YES | YES |
| Dimensions (W x L x H, mm) | 8 x 101.2 x 11 | 18 x 52 x 8.5 |
| Electrical interface | CAUI-4, CAUI | CPPI-4 |
| Max. power | Not Defined | 3.5 W |
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