Seven Third Summits Sumantri () and Ngga Pulu (). The definition of "continent" is a matter of some dispute among mountaineers seeking to complete this challenge. The main ridge of the Greater Caucasus range is generally considered to form the boundary between Europe and Asia. In that case, Mount Elbrus () and Dykh-Tau (), are the two highest mountains in Europe. Excluding the Caucasus Mountains, Mont Blanc () and Monte Rosa () would be Europe's two highest mountains. The Australian continent is defined as comprising the mainland of Australia and proximate islands on the same continental shelf, including Tasmania and New Guinea. In
Elbrus-2S+ In December 2014, an implementation of the OpenGL 3.3 standard was demonstrated by running the game "Doom 3" BFG Edition on an Elbrus-4S, clocked at 720 MHz, using a Radeon graphics card with 2 gigabytes of video memory. In April 2015, MCST announced two new products based on the Elbrus-4S CPU: One 19-inch rack server with four CPUs (16 cores) and one personal computer. In December 2015, the first shipment of PCs based on VLIW CPU Elbrus-4s was made in Russia. Elbrus-2S+ Elbrus-2S+ () is a multi-core microprocessor based on the Elbrus 2000 architecture developed by Moscow Center of SPARC