Snapdragon S1 is the earliest generation of Snapdragon products, but also a series of products with the longest time span, starting from 2007 to 2011, up to 4 years; The earliest MSM7225\/7265 adopts ARM v6 architecture, single CPU core design, uses 45nm process, equipped with 320MHz Hexagon QDSP5, but does not integrate GPU, that is, no Adreno. In 2008, the QSD8250\/8650 was released, using the Scorpion core (ARM v7 architecture), equipped with Adreno 200 GPU, and the updated Hexagon QDSP6 with a frequency of 600MHz, laying the foundation for the Snapdragon S2\/3.
Toshiba TG01 is the world's first mobile phone with 1GHz processor launched in 2009, TG01 adopts the chipset of Qualcomm Snapdragon platform, the CPU model is QSD8250, which belongs to the first generation of Qualcomm Snapdragon (Snapdragon S1) 1GHz single-core processor. The scorpion architecture developed by Qualcomm based on the ARM v7 instruction set adopts a 65nm production process, integrates the Adreno200 display core, and can hard solve 720P and soft solve 480P video.