Based on 1,885 user benchmarks for the ATI Radeon HD 3870 and the Nvidia GeForce GTX 280, we rank them both on effective speed and value for money against the best 613 GPUs., Sapphire Dual-X R9 280. We've tested one Radeon R9 280 card: the Sapphire Dual-X R9 280. This is a fairly long card, at 264mm, with twin cooling fans., ARCTIC Accelero Xtreme IV 280(X) - High-End Graphics Card Cooler with Backside Cooler for Efficient RAM and VR-Cooling - Special Design for AMD R9 280(X), Best Answer: The GTX 280's will provide superior performance to a single 5870. Of course the 280's will use more power and produce more heat, but they will perform better than a single 5870. Of course the 280's will use more power and produce more heat, but they will perform better than a single 5870., The Radeon RX 570 is the second in the line-up of AMD’s latest 500 series of GPUs targeting the popular mid-range market. The 500 series is built with second generation refined Polaris architecture and is a minor upgrade over the 400 series which was released just 10 months ago., Radeon R9 280X specs. The specs can't lie really - the new Radeon R9 280X has minor performance boosts and feature additions over the Radeon HD 7970 GHz Edition but fundamentally it is the same .