Probably yes. Here are the minimum hardware requirements of Windows 7 RC. If your computer doesn’t have the minimum specs, don’t even try to install it to your computer.

• 1 GHz processor (32- or 64-bit)
• 1 GB of RAM (32-bit); 2 GB of RAM (64-bit)
• 16 GB of available disk space (32-bit); 20 GB of available disk space (64-bit)
• DirectX 9 graphics device with WDDM 1.0 or higher driver