AMD crushes Nvidia’s RTX 4090 in the popular Geekbench OpenCL benchmark – but you’ll need a small mortgage to buy AMD’s fastest GPU ever

AMD’s Radeon Instinct MI300X accelerator was first introduced in late 2023 and has made an impressive debut on Geekbench’s OpenCL benchmark. The GPU took first place, beating all rivals, including Nvidia’s RTX 4090, which it pushed to second place.

The Radeon Instinct MI300X is built on AMD’s third-generation CDNA architecture and TSMC’s advanced 5nm and 6nm processes. It features 19,456 stream processors, 192 GB of HBM3 memory, 304 computing units, 1,216 matrix cores and a TDP of 750 watts.