The Radeon cards mentioned in that article are really old ones that predate modern unified shader architectures, DirectX 10, and compute support. As far as I kn

The Radeon cards mentioned in that article are really old ones that predate modern unified shader architectures, DirectX 10, and compute support. As far as I know all non-mobile-phone GPUs released in the last decade or so support FP32 precision, though not necessarily with full IEEE compliance.