Many of you, still using the Google Chrome 6 or 7, as now the current version is 7.0.517.24. And when you click About Google Chrome, it shown up that Google Chrome is up to date 7.0.517.24.
Actually still got another version that newer than this, it is Google Chrome Canary Build.
You can download from here:
The current version is 7.0.540.0. It will be a separate version of Google Chrome that with yellow icon. And it will upgrade automatically.