Data Caps and Plans

I current have:

• Internet: 300 Mbps
• TV: 100+ Channels
• ~$110/mo.

I just got an email about a 1.2TB data cap. If I move up to the:

• Internet: 600 Mbps
• TV: 245+ Channels
• ~$150/mo. for 2 years

Do I get a higher data cap limit with that plan?