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GeForce GTX 285

The GeForce GTX 285 is a planned upgrade to the GTX 280 that improves the core performance of today's best single-socket 3D accelerator. At the same time, the video card has remained functionally the same, and all changes are technological or constructive in nature.
 
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First, the GT200 GPU, the most sophisticated and advanced GPU to date, has finally been upgraded to 55nm. A new chip manufacturing process, implemented at NVIDIA partner TSMC's factory, has reduced die area, reduced power consumption, and improved GPU frequency response. Thanks to this, the developers of the GeForce GTX 285 video card managed to slightly increase the clock speeds while reducing the total power consumption from 230 to 180 watts. All other parameters of both the mentioned chip and other components of the video card remained unchanged. And consequently, users were able to buy an even more powerful gaming graphics card at a reduced price. The latter fact is explained not only by the decrease in the cost of the GT200b graphics controller (the smaller its size, the more suitable processors can be obtained on one silicon wafer), but also by some simplification of the design of the video card. And this is the second difference between the GeForce GTX 285 and its predecessor.

The uniqueness of the GTX 285 model lies in the fact that it actually has no direct competitor. AMD has built its Radeon line up a little differently, which created a serious price gap between the dual-processor "monster" Radeon HD 4870 X2 and the most powerful single-processor video card, the Radeon HD 4890. Of course, AMD made an attempt to fill it with the Radeon HD 4850 X2 model. But for some reason, this video card fell into the category of scarce ones, since only one company, Sapphire, received the right to release it.

 Specifications NVIDIA GeForce GTX 285 
Name GeForce GTX 285
Core GT200b
Process technology (µm) 0.055
Transistors (million) 1400
Core frequency 648
Memory frequency (DDR) 1242 (2484)
Bus and memory type GDDR3 512-bit
Bandwidth (Gb/s) 158.976
Unified shader blocks 240
Frequency of unified shader units 1476
TMU per conveyor 80
ROP 32
Shader Model 4.0
Fill Rate (Mpix/s) 20736
Fill Rate (Mtex/s) 51840
DirectX 10.0
Memory 1024
Interface PCIe 2.0

 The GeForce GTX 285 graphics card was the most powerful single-GPU 3D accelerator to date. The use of a new technological process with 55 nm standards for the production of a graphics processor made it possible to significantly improve the energy efficiency of a video card, and at the same time reduce its cost.