^*BT and Microsoft joint infrastructure research 2022

^**Sustainability
BT estimates that when fully rolled out, Global Fabric will use 79 per cent less electricity than its current global networks. Using the Greenhouse Gas Protocol ICT Sector Guidance by Gesi, BT has generated the following estimates:  In use, Global Fabric will consume 8,326 MWh/year versus its existing international networks at 39,890 MWh/year — a 79 per cent reduction.  Use stage gross carbon, including PUE will be 2,964 tonCO2e/year for Global Fabric versus 13,596 tonCO2e/year for BT’s existing international networks — a 78 per cent reduction.  Global Fabric’s embodied emissions will be 363 tonCO2e/year versus its existing international networks 2,185 tonCO2e/year — an 83 per cent reduction.  This gives a total carbon in use plus embodied carbon figure of 3,327 for Global Fabric versus its existing international networks at 15,781 tonCO2e/year — a 78 per cent reduction.  BT estimates the average power consumption of Global Fabric will be 787 Watts per device, versus 2,201 Watts per device for its existing international networks. Moreover, Global Fabric will be built using 1,326 devices versus 1,571 devices — a 16 per cent reduction.

^***Click here to view the Gartner Magic Quadrant for Network Services 2023.
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