The detailed specs of GTX200 Series are released by donanimhaber.com.
Notables:
- GDDR4 is not mentioned but mostly likely will be added by third-party manufactures.
- NVidia added PyxsX physical acceleration support to both GTX 280 and GTX 260 after acquiring Ageia
- NVidia claims that the 2nd gen. Unified Architecture can boost gaming performance by a max of 50%
- MS DirectX 10.1 support is not mentioned.
GeForce GTX 280:
- 512-Bit
- 1GB GDDR3
- 240 Stream Processors
- PhysX Ready
- CUDA Technology
- Pure Video HD technology
- Full MS DirectX 10 Support
- OpenGL 2.1, SLI, PCIe 2.0 Support
- 2nd gen. Unified architecture deliver 50% more gaming performance over 1st generation through 240 sp.
GeForce GTX 260:
- 448-Bit
- 896MB GDDR3
- 192 Stream Processors
- PhysX Ready
- CUDA Technology
- Pure Video HD technology
- Full MS DirectX 10 Support
- OpenGL 2.1, SLI, PCIe 2.0 Support
- 2nd gen. Unified architecture deliver 50% more gaming performance over 1st generation through 240 sp.