NVIDIA partner "GALAXY" have released 2 more 7300 GT based graphics cards into the market; both variants equally overclocked out of the box (from 350/667 to 500/1400), however differing in amount of memory onboard and the type of cooling solutions used.
This announcement covers all the details folks.
7300 GT presents a new quality among budget VGA cards allowing to experience the latest gaming effects without compromising performance. Boasting the 3D graphics features of today's most advanced GPUs, including full support for Microsoft® DirectX® 9.0 Shader Model 3.0 and true HDR lighting. GeForce 7300 GPUs also bring stunning, high definition video and superb picture clarity with minimal CPU usage with NVIDIA® PureVideo technology. The cards also offering SLI mode, as the first one from the entry-level accelerators.