The qsfpmm2m 2m qsfp cable is a fully hot pluggable direct attach cable supporting 56gbs infiniband as well as 40 gigabit ethernet applications connected through quad small form factor pluggable qsfp ports designed for short length high speed interconnects this low power low latency twinax cable is a cost effective alternative to fiber optic cable assemblies and is intended for short distance applications such as point to point in rack and across rack network switchserver connections