There is detailed information on the characteristics of preparing in the bowels of the HTC Nexus smartphone, known under the names M1 or Mariln.
The source of the "leak" has become a popular resource GeekBench. For starters, the device definitely will operate on Android 7.0 Nougat.
As for other features, it is a 5.5-inch AMOLED-display with a resolution of 2560x1440 pixels, 4-core processor with a clock frequency of 1.6 GHz (likely the Snapdragon 820 is Qualcomm), 4 GB of RAM, 32 or 128 GB of internal memory, 12-megapixel main and 8-megapixel front cameras, the reversible USB Type-C, fingerprint scanner, and a battery of 3,450 mAh.
Expected Google to announce smartphones Marlin and Saifish until the end of August.