Newegg has published online the price and ship date for Windows 10.Windows 10 will be available for purchase on August 31, according to the pages on the retailer’s site. An OEM copy of Windows 10 Home will cost $109; an OEM copy of Windows 10 Professional will cost $149. These prices are actually $10 higher than the corresponding prices for Windows 8 and Windows 8 Pro when they were launched.

Microsoft has confirmed plans to give away Windows 10 upgrades to qualified users of Windows 7 and Windows 8.1. It's not clear whether the company will offer paid upgrades for those without a qualifying license, or whether full package product will be available for those who are building their own PC or installing Windows 10 in a virtual machine and don't qualify for the free upgrade.

The minimum hardware specs for Windows 10 will be, according to the listings:

• Processor: 1GHz or faster
• RAM: 1GB (32-bit) or 2GB (64-bit)
• Free hard disk space: 16GB
• Graphics card: Microsoft DirectX 9 graphics device with WDDM driver
• A Microsoft account and Internet access