[Yandex Cloud documentation](../../index.md) > [Yandex Cloud Interconnect](../index.md) > [Concepts](index.md) > Data size and connection capacity

# Data size and connection capacity

Data size is a Cloud Interconnect billing unit equal to the amount of traffic transmitted within a month.

Currently, the following options for data size are available:

Data amount, TB | Connection capacity | Label
---------------- | ------------------- | -------
15	             | 50 Mbps           | 50-mbps
30	             | 100 Mbps          | 100-mbps
60	             | 200 Mbps          | 200-mbps
90	             | 300 Mbps          | 300-mbps
120	             | 400 Mbps          | 400-mbps
150	             | 500 Mbps          | 500-mbps
300	             | 1 Gbps            | 1-gbps
615	             | 2 Gbps            | 2-gbps
930	             | 3 Gbps            | 3-gbps
1,230             | 4 Gbps           | 4-gbps
1,545             | 5 Gbps           | 5-gbps
3,090             | 10 Gbps          | 10-gbps
6,180             | 20 Gbps          | 20-gbps
9,270             | 30 Gbps          | 30-gbps
12,360            | 40 Gbps          | 40-gbps
15,450            | 50 Gbps          | 50-gbps
30,900            | 100 Gbps         | 100-gbps

{% note info %}

* To learn how much each data size options cost, see the [pricing policy](../pricing.md).
* When submitting a request for a new trunk (either direct or partner), make sure to specify the trunk capacity in `mbps`. You can see the available trunk capacity options in the table above. Any other values are not supported.
* To change the capacity of your existing trunk, contact our support.

{% endnote %}