18 February 2017
The new ATI Radeon HD 4870 X2 and 4850 X2 are the AMD's reply to Nvidia's GTX 280.The ATI Radeon HD 4870 X2 graphics card(Codename R700) has two 4870 graphics processing units (GPUs) .It is faster and has better performance then the Nvidia's GTX 280 graphics card.
The new Radeon HD 4870 X2 has the same features as the Radeon HD 4870 except it has two 4870 GPUs which doubles its performance.The Radeon HD 4870 X2 offers Microsoft DirectX 10.1 and Shader Model 4.1 support and both support ATI's CrossFireX multi-GPU technology.Both the new graphics cards, 4850 X2 and 4870 X2 feature two GPU's on a 625Mhz and 750MHz bus respectively, with up to 2GB of 900MHz GDDR5 (GDDR3 for 4850 X2) frame buffer memory (RAM).
The higher-end 4870 X2 is rated at 2.4TFLOPs and has a memory bandwidth of230GB/second, while the 4850 X2 is rated at 2.0TFLOPs and communicates with memory at 128GB/sec.At the maximum performance the ATI HD 4870 X2 requires 270 watts and the 4850 X2 requires 230 watts power.
Price : The HD 4870 X2 will cost around Indian Rupees(INR) 26,000 and the HD 4850 X2 will cost around Indian Rupees(INR) 19,000 .