The GECUBE RADEONĀ® X700 Professional 512MB PCI Express SilenCoolTM series graphics cards include GECUBE's advanced SilenCoolTM Heatpipe design for drastically reduced noise generated by high-performance graphics processing, providing users with a noise free operating environment. With their one-slot architecture design, the GECUBE RADEON X700 Professional SilenCoolTM graphics cards allow for other peripherals such as PCIe x1. In addition, the GECUBE RADEON X700 Professional SilenCool's dual-sided heatsink design provides the most effective heat dispersion to guarantee system stability under long durations of time.