PC World has announced the launch of its pre-order service for Microsoft Windows 7.

Claiming to offer customers a discount of over 50% (it's actually Microsoft's discount to offer) the retailer says its pre-order page will go live from 15 July.

From the 15th, Windows 7 Home Premium will be available for £49.99 while Professional will be on offer £99.99.

Anyone placing an order for the new OS will also be entitled to a free The TechGuys PC health check, worth £29.99.

The Windows 7 pre-order service will be available across the DSGi group which includes www.pcworld.co.uk, www.currys.co.uk and www.dixons.co.uk.