How much does fancy packaging matter? Ultimately, it can't be that critical, otherwise the Deepcool Ice Matrix 400 would have this thing completely wrapped up.

Keeps temps and noise under control, but the competition is smaller, more effective and cheaper. Game over

Fans 120mm and larger dominate the enthusiast and overclocking market. What hope, then, for the plucky little Scythe Katana 4 and its 92mm fan?

This is a serious bit of kit. Let's start with some of the highlights. Six copper heat pipes draw thermals from a polished copper cooling block and feed to two massive aluminium fin stacks.

Silent, dustless cooling is an attractive idea,but this monster from Nofan proves high temps are unavoidable for totally passive coolers.

The ThermoLab Trinity looks like a pretty conventional cooler at first glance. A big fan, a large stack of aluminium cooling fins and some copper heat pipes. Same old.

Arctic Cooling has taken the bull by the horns and released a DIY liquid cooling kit, but this time not for a CPU - instead it's for keeping a graphics card cool.

The third generation Spire TherMax Eclipse (TME) III is the latest CPU cooler to come out of the Spire manufacturing plant, and it's a decent little chiller.

The Thermaltake Water 2.0 Extreme is the flagship model in Thermaltake's new all-in-one cooling line-up. But does it perform?

Thanks to the arrival of fully enclosed kits, like this Water 2.0 Performer, liquid-cooling is now within everybody's reach.

The Arctic Cooling Freezer i30 CPU coolers have been designed to support wattages up to a staggering 320 Watts. So, they're not just a clever name.

Spire has a lot of work to do with the Spire Gemini Rev. 2 and a lot of competition to keep in check, so how does it stand up?

An absolute must for any HD6990 owners

You just know by the sheer size of the box it comes in that the Fiend Shark is a bit special, but even so, its size may still surprise you, as will the care taken with the way the contents are packed. It certainly puts most other cooler manufacturer's to shame in that respect, with its fixing components all having their own separate space in the two plastic packing trays.

Great design, great cooler

A good all-round CPU cooler, but is it worth the price?

Easy to fit cooler for upgraders

This CPU chiller is good for stock clockers only

This CPU cooler looks better than it performs

Can this passive GPU cooler keep your HD 6850 silent and deadly?

Can this self-contained water cooling system keep your chips chilled?

A well built and effective CPU cooler, but is it good value for money?

Corsair gets progressive in the battle to lower case temperatures

A CPU air cooler described as "silent" – but is it efficient?

Superb cooling for you GPU - if you get your hands dirty