A 1.2GHz Qualcomm Snapdragon processor, which would have been a significant step up from other smartphones at the time.
The is a unique piece of mobile history—primarily because it never officially hit the market. Most of what we know comes from a series of high-profile leaks and promotional videos that surfaced around November 2010 . The Smartphone That Never Was Sony Ericsson Xperia X7 Review
The Xperia X7 was intended to be Sony Ericsson’s flagship entry into the ecosystem. At a time when the brand was transitioning from Windows Mobile to Android, the X7 represented a high-performance alternative that ultimately remained a concept or a prototype. Rumored Key Specifications The Smartphone That Never Was The Xperia X7
Based on the leaks that circulated, the X7 was designed to be a "beast" of its era: A 1.2GHz Qualcomm Snapdragon processor