These are official specs ST20G5 in pdf format. Also i found this official release note...
"...Shuttle will launch this new product on 10th of March in CeBIT: XPC ST20G5 - based on the ATi RADEON XPRESS 200 chipset, the first integrated graphics solution with DirectX 9 and OpenGL technology, featuring Athlon 64-bit Socket 939 CPU support.
Built around ATi RADEON XPRESS core logic, the Shuttle XPC ST20G5 features Athlon 64-bit socket 939 CPU support, 1GHz HyperTransport enhanced system bus and dual-channel DDR 400 memory. With graphics powered by the RADEON XPRESS 200, this model comes with DVI and VGA outputs, great for dual display multitasking and presentation environments. Users can push this box one step further by installing an x16 PCI-E graphics card for SurroundView triple-display support.
These performance-enhanced features are housed in Shuttles elegant G5-series chassis, which incorporates beautifully engineered stealth drive bays with slick brush aluminum finish. Further, with the full palette of Silent X technologies; Silent X 240W PSU, Integrated Cooling Engine (ICE) with 92mm fan and linear operation as well as intelligent airflow mechanics, the ST20G5 runs both quiet and cool..."
"...Shuttle will launch this new product on 10th of March in CeBIT: XPC ST20G5 - based on the ATi RADEON XPRESS 200 chipset, the first integrated graphics solution with DirectX 9 and OpenGL technology, featuring Athlon 64-bit Socket 939 CPU support.
Built around ATi RADEON XPRESS core logic, the Shuttle XPC ST20G5 features Athlon 64-bit socket 939 CPU support, 1GHz HyperTransport enhanced system bus and dual-channel DDR 400 memory. With graphics powered by the RADEON XPRESS 200, this model comes with DVI and VGA outputs, great for dual display multitasking and presentation environments. Users can push this box one step further by installing an x16 PCI-E graphics card for SurroundView triple-display support.
These performance-enhanced features are housed in Shuttles elegant G5-series chassis, which incorporates beautifully engineered stealth drive bays with slick brush aluminum finish. Further, with the full palette of Silent X technologies; Silent X 240W PSU, Integrated Cooling Engine (ICE) with 92mm fan and linear operation as well as intelligent airflow mechanics, the ST20G5 runs both quiet and cool..."