UKGamer.net has posted a review on the DTS-400 copper shim for socket A processors.

Copper shims have become a necessity after the early stories of Thunderbird & Duron cores being cracked by heatsinks putting too much pressure on the core of the processor. These shims allowed the heatsink to spread the pressure over a greater surface area, and anyone that has done elementary physics will know that pressure is equal to the force divided by the area.

Read more