Corsair Q2X8G6400C4DHX Dominator 8GB 4 x 2GB PC2-6400 800MHz 240-Pin DDR2 Dual Channel Desktop Memory Kit Enhanced Performance Profiles ( EPP ) allows automatic overclocking to aggressive performance settings Ready system memory certification ensures compatibility and system stability with the rest of the SLI ecosystem components This Q2X8G6400C4DHX Features Corsairs patented DHX technology for superior heat dissipation and cool This DOMINATOR Memory is the latest Corsair NVIDIA EPP 2.0 DDR3 module that is 100% compatible with NVIDIA DDR3 chipset motherboards. 100% tested at 800MHz in NVIDIA-based nForce 780i Motherboard