Hardspell released is list of possible specifications for the GeForce GTX 350 graphics processor (GPU):
* NVIDIA GeForce GTX 350
* GT300 core
* 55nm technology
* 576 sq.mm die area
* 512bit GDDR5 memory controller
* GDDR5 2GB memory, doubled GTX280
* 480 stream processors
* Grating operation units are 64 the same with GTX280
* 216 GB/s memory bandwidth
* Default clock speeds of core: 830MHz, shader: 2075 MHz, memory: 3360MHz (effective)
* Pixel fill-rate 36.3G pixels/s
* Texture fill-rate 84.4Gpixels/s
* DirectX 10, no DX 10.1 support yet.
http://futuremark.yougamers.com/forum/showthread.php?t=85567
* NVIDIA GeForce GTX 350
* GT300 core
* 55nm technology
* 576 sq.mm die area
* 512bit GDDR5 memory controller
* GDDR5 2GB memory, doubled GTX280
* 480 stream processors
* Grating operation units are 64 the same with GTX280
* 216 GB/s memory bandwidth
* Default clock speeds of core: 830MHz, shader: 2075 MHz, memory: 3360MHz (effective)
* Pixel fill-rate 36.3G pixels/s
* Texture fill-rate 84.4Gpixels/s
* DirectX 10, no DX 10.1 support yet.
http://futuremark.yougamers.com/forum/showthread.php?t=85567