This page contains accessories for GIGABYTE NX88S640H-RH, 640MB DDR3 (1600MHz), NVIDIA GeForce 8800GTS (500MHz), PCIe x16, SLi, 320bit,. Whether you are looking for original accessories or power Supply Units, you'll find everything on this page. Don't waste any time and choose the right accessories for GIGABYTE NX88S640H-RH, 640MB DDR3 (1600MHz), NVIDIA GeForce 8800GTS (500MHz), PCIe x16, SLi, 320bit,.