The Nehalem-based xeons are a landmark release, with exceptional performance married to great power.

The first place to start tweaking is your BIOS. Enter your BIOS by hitting a key combination on system boot (look out for F1, Del etc). A word of warning though, the BIOS is a very powerful tool, but can cause damage if pushed the wrong way.

DDR (Double Data Rate) RAM is a relative newcomer to the PC as system memory, although it is certainly not a fledgling technology. Graphics cards, and other components that require much higher memory

Fifteen security packages go head to head in our labs test, including Kaspersky, Norton, ZoneAlarm, McAfee, F-Secure and AVG. Find out which will keep you safe and which could let you down.

The Labs team delves into the guts of this month’s motherboards, and points out what you need to know to chose the right one for your needs.

There are three main types of MP3 players, which differ mostly in terms of their method of data storage. Each has its own pros and cons.

Whether you're upgrading your existing PC or building one from scratch, the motherboard you choose is of pivotal importance.

Whether you're upgrading your existing PC or building one from scratch, the motherboard you choose is of pivotal importance.

We put six sub-$500 pocketable cameras to the test

We put every current model from ATI and NVIDIA through its paces to find out which offers the best performance and value.

We know you want to play games, so we've put 18 PCI Express graphics cards under the microscope to see who really does the job the best.

For those of us who don't really have a lot of money to spare there's always one payoff that you can look forward to each year and that's tax time. Which means there is the perennial question of what

How much notebook will $2500 actually buy you? The PC Authority Labs team investigates.

Gauging a USB memory key's value is a fairly simple procedure, right? They plug into any available USB 2.0 port and off you go, however it isn't as clear-cut as that.

Many people upgrade their PCs by adding the latest CPU or more memory, but leave their old hard disk in place. The humble hard disk is one of the slowest components inside a PC (in fact, only optical

Just a few years ago, a PC equipped with a 200MHz processor and 64MB of memory would have been considered high end. Even today, it will happily run most apps you care to throw at it. So, when you cons

Despite the wailing and gnashing of teeth that emanates from the bowels of music industry boardrooms, technologies and devices that enhance the portability of music continue to grow in popularity. The concern is not over the proliferations of the gadgets themselves, it's about the files that are loaded onto them, which have flooded peer-to-peer networks, cardboard boxes under flea market counters and the hard drives of computer users across the world.

If you equate the CPU as the brains of the PC then think of the motherboard as the nervous system, shuffling signals back and forth from the extremities of your PC. In exposing these 15 e

With so many factors to consider, choosing a motherboard can be a bewildering exercise. We put 11 models through their pace to find the ultimate in performance, flexibility and value

This month the Labs team decided to take a snapshot of the high-end visual and 3D workstation state of play.When you think workstations, a few things immediately spring to mind: dual processors, loads