High-capacity desktop drives have never been so affordable. Darien Graham-Smith puts 23 to the test to find the best

Play your video, photo and music files on your TV from a networked PC. We put five network players to the test

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

External hard disks are a great way to add storage. We test 13, from sub-$130 portable drives to mighty terabyte desktop units.

Pocket-sized digital camcorders are becoming more capable all the time. We round up ten of the best

We test and rate 9 of the best portable presentation devices around.

Print, scan, copy and fax with one single device. We put 10 all-in-ones through their paces.

From Celerons to Core i7s, Semprons to Phenom IIs, David Bayon tests Mainsteam desktop processors and finds the best budget, mid-range and enthusiast (gaming) choice for you.

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

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.

They may look big and complicated, but a digital slr is just as easy to use and takes far better pictures than a pocket digicam

From personal printers to home office colour, we put 12 lasers through their paces. Some are lightning fast; others produce dazzling colour. Some are tiny, and some are surprisingly cost-effective.

All the power of a desktop PC in a fraction of the space. We put a selection of desktop replacements to the test.

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

All the power of a desktop PC in a fraction of the space. We put a selection of desktop replacements to the test.

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.

Internet everywhere, for affordable prices. Dave Stevenson investigates the claims, tests the speeds and delivers a verdict on the best plan for your mobile dollars.

The 19" LCD fits now represents outstanding value for money, and is so much nicer to use than a 17" screen. We round up and test the best.

Discover if your bank is leaving serious security holes or lacks cutting-edge features in our in-depth analysis of online banking.

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.