Key Features
Next-Generation Superscalar GPU Architecture
Delivers up to 2x the shading power of previous generation products, taking gaming performance to extreme levels.
NVIDIA® GigaThread™ Technology
GigaThread is a new technology that enables thousands of independent threads to execute in parallel inside of the graphics core. This delivers extreme processing efficiency in advanced, next-generation shader programs.
Full Microsoft® DirectX® 10 Shader Model 4.0 Support
Also known as the Unified Shader Model, the Vertex shaders, Geometry shaders, and Pixel shaders are combined in to one unified shader. Also backwards compatible with DirectX® 9.
16x full-screen anti-aliasing
Allows for clean, amazing image quality without jaggy lines.
NVIDIA Quantum Effects™ physics processing technology
Processes physical effects gathered from shader processors.
Other Features
NVIDIA® nView™ Multi-Display Technology
NVIDIA® PureVideo™ Technology
OpenGL 2.0 Optimizations and Support
NVIDIA UltraShadow II Technology
Built for Microsoft® Windows Vista™
Performance
 NVIDIA 9400 GT
550 MHz GPU
16 Processing Cores
400 MHz RAMDAC
Memory
1024 MB, 128 bit
800 MHz (effective)
12.8 GB/s Memory Bandwidth
Interface
PCI-E 2.0 16x
DVI-I, VGA, HDTV-7
Resolution & Refresh
240Hz Max Refresh Rate
2560x1600 Max Analog
2560x1600 Max Digital
 
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