New
#11
Here's what I found. If this is your laptop, Windows 7 x64 will run on it just fine. If the system has 3 GB of memory installed, as suggested by the link, you'd have little reason to consider or need to switch.
HP Pavilion dv6833us Specs (Core 2 Duo T5550, 15.4" TFT) - Laptops - CNET Reviews