techPowerUp posted a review on the Cellshock DDR2 1066 MHz CL5 2 GB Kit

Cellshock is a newer brand which offers uncompromising quality. This can already be felt and seen when you take a close look at the massive heatspreaders which use real thermal paste and are secured by hex screws. The 1066 MHz kit features black spreaders, while top top of the line 1150 MHz offering utilizes red ones.

Cellshock DDR2 1066 MHz CL5 2 GB Kit Review