Barts uses shaders of the same 5-way VLIW architecture as HD 5000 series. There is one retail product available, the Radeon HD 6790. They have also been upgraded to support the new technologies found in the Northern Islands GPUs such as HDMI 1.4a, UVD3, and stereoscopic 3D.Ĭodenamed Barts LE, the Radeon HD 6790 was released on April 5, 2011. Turks GPUs contain 80 more stream processors and 4 more texture units. The Radeon HD 65 are minor upgrades of their Evergreen counterparts, the HD 55. They were originally released to OEMs only, but later released to retail. The Turks family includes Turks PRO and Turks XT which are marketed as HD 6570 and HD 6670 respectively. Compared to the 5450 it has double the stream processors, GDDR5 support, along with new Northern Island technologies.Ĭodenamed Turks, these entry-level GPUs were released on February 7, 2011. The sole Caicos product, the Radeon HD 6450, aimed to replace the HD 5450. Codenamed Caicos, it came to market at the same time as the Radeon HD 6500/6600 Turks GPUs. Over the following months, the budget, midrange, and high-end cards were filled into the series.ĪMD released the entry-level Radeon HD 6400 GPU on February 7, 2011. Codenamed ''Northern Islands'', this series was released on Octoafter brief delays. The 6800 series was the first batch of the Radeon 6000 series.
Open CL 1.0 to 1.2 are supported for all Chips with Terascale 2 and 3. OpenCL accelerates many scientific Software Packages against CPU up to factor 10 or 100 and more. Unified Video Decoder (UVD3) is present on the die of all products and supported by AMD Catalyst and by the free and open-source graphics device driver. The AMD Eyefinity-branded on- die display controllers were introduced in September 2009 in the Radeon HD 5000 Series and have been present in all products since.
Its direct competitor was Nvidia's GeForce 500 Series they were launched approximately a month apart. This also marks the end of the "Mobility Radeon" name in their laptop GPUs, keeping only the "M" suffix in the GPU model number to signify a Mobile variant. The logo for graphics products and technologies also received a minor makeover (using design elements of the 2010 "AMD Vision" logo). Therefore, the AMD brand was used as the replacement. Starting with this family, the former ATI brand was officially discontinued in favor of making a correlation between the graphics products and the AMD branding for computing platforms (the CPUs and chipsets). Some models are based on TeraScale 2 (VLIW5), some on the new TeraScale 3 (VLIW4) introduced with them. The Northern Islands series is a family of GPUs developed by Advanced Micro Devices (AMD) forming part of its Radeon-brand, based on the 40 nm process.
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