Patriot have just released a complete new lineup of "Viper Series" DDR3 memory modules which sport aluminum-copper composite heat spreaders for more effective heat management.
The lineup comprises the following kits :-
PVS32G1866LLK PC3-15000 2GB Kit 8-8-8-24 @ 1.9V
PVS34G1600LLK PC3-12800 4GB Kit 7-7-7-20 @ 1.9V
PVS32G1600LLK PC3-12800 2GB Kit 7-7-7-18 @ 1.9V
PVS34G1333LLK PC3-10666 4GB Kit 7-7-7-20 @ 1.7V
PVS32G1333LLK PC3-10666 2GB Kit 7-7-7-20 @ 1.7V
You can locate the product pages for each kit here.