AMD/ATI has just officially launched Radeon HD 4870 X2, a PCI Express x16 video card equipped with two HD 4870 GPUs. This new video card works at 750 MHz and it accesses its 2 GB GDDR5 at 900 MHz (real) through a 256-bit memory interface. The new GDDR5 memories are capable of transferring four data per clock cycle, so this video card memories achieve a maximum transfer rate of 115.2 GB/s, as if they were running at 3.6 GHz. AMD/ATI also announced the launch of Radeon HD 4850 X2 (a video card equipped with two HD 4850 GPUs working at 635 MHz and has 2 GB GDDR3). The Radeon HD 4870 X2 is immediately available priced at USD 549, while the ATI Radeon HD 4850 X2 is scheduled to be available in September at an estimated price of USD 399. Below you can see the names of graphics card manufacturers that have just released models based on this new AMD/ATI video card.

• Force3D
• GeCube
• Gigabyte
• HIS
• PowerColor
• Sapphire