 "Gigabyte Radeon RX VEGA 56 8G - graphics card 8 GB" " Gigabyte GB GV-RXVEGA56-8GD-B Video Cards CDWG.com
"These revamped nCUs (1 nCU = 64 stream processors) are designed to operate at incredible clock speeds and deliver extreme gaming experiences with the newest high resolution and high refresh rate monitors.State of the art memory system shatters the limitations of traditional GPU memory, to tackle the growing high res texture packs in today's games.Optimized rasterizer technology enhances rendering efficiency and leaves more headroom to crank up quality settings while maintaining smooth 3D rendering." 
 "Sapphire RADEON R7 240 with Boost graphics card - Radeon 4 GB" " Sapphire GB 11216-02-20G Video Cards CDWG.com
"The SAPPHIRE R7 240 with Boost now has the latest DDR3 memory clocked at 1800MHz effective, and runs with a core clock speed of 730 MHz which with PowerTune Dynamic Boost rises to 780 MHz on the engine." 