Want to perform an extreme makeover of your system's motherboard, processor, memory or hard disk? We'll show you how.

Stunning build quality and design, but pricey and bigger than most desks can accommodate.

Quick-release hard disks can’t make up for design flaws.

QDI offers another board similar to the P4I865GMA Micro ATX board, except this one is full-size ATX.

The In Win o3 case is a solid effort worth some merit, but is let down by a few key internal design flaws and a rattle effect loud enough to shake your senses.

Back in early 2005, with processors growing ever hotter, Intel proposed a successor to the ATX form factor that would allow better airflow over the core components. We investigate why it never took off.

A generic, value case for of mum and dad buyers only. And even then, that’s pushing it....

Considering the features on offer, the P180 is a superb bargain at this price.

Easy to build and maintain, but lacking overall quality.

Affordable, yet punches above its price for quality and features. Ideal for a quiet PC.

A quirky, tool-free case with decent features.

It's not big, but it's brave - powered by the Intel Pentium 4 2.66GHz processor, the classy looking Beyond Avrora was not afraid to show its muscles, scoring very well in office related tasks.

System case - AOpen ATX Midi tower case or Lian Le midi tower aluminium case. As discussed earlier (see Case closed), the system case is an important consideration when building a

Like the AK39N, the AB48N is a slightly smaller ATX board with two DIMMs, and does not come with SATA, although it does incorporate six-channel audio and 10/100 Ethernet.

The In Win B2 Stealth Bomber case goes for Top Gun thrills, but ultimately lacks the grunt to make it off the runway.

It might not look like a serious case, but it’s got some chops where it counts, and for the price, it definitely has us impressed.

In an unusual combination of styles, DigitalStar has used a silver Cooler Master Centurion full size ATX case, but coupled this with a black optical drive and floppy disk drive. If you're finicky about that sort of thing, there are additional face plates available that attach to the front to keep the colours consistent.

Before you complain about how little expansion this board allows – note that it' Micro ATX. In fact, the P4I865GMA packs a punch. Offering DDR400 support, AGP 8x, SATA, Gigabit LAN, onboard audio, and top I/O options, this little board also sports onboard Intel graphics.

It’s important to choose a power supply that meets your needs. Here we show you what to look out for.

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