In terms of career, how are the IT and CS degrees different?

With a CS degree, you would probably start your career as a programmer for a large company. As you gain experience, you would move into software development.

With an IT degree, you would be hired as a member of a technical support staff. Some of your responsibilities my include adding user accounts, installing software and hardware, troubleshooting hardware and software, administering a network, database, or web server, etc.