Corsair TWIN2X4096-8500C7 XMS 4 GB 2 X 2 GB PC2-8500 1066MHz 240-Pin DDR2 Dual Channel Memory Kit,Corsair,TWIN2X4096-8500C7" /> This part delivers outstanding performance in the latest generation of 780i DDR2-based motherboards. Maximizing memory will greatly improve your system performance and user experience! Online 24/7 Customer Support available at www.asktheramguy.com for your convenience and questions Lifetime Warranty 4GB Kit PC2-8500 CL7 1066MHz 240-pin DDR2 7-7-7-20