Is XiaoMi cheats customers by changing the SoC model in Mi3?

XiaoMi has changed the SoC from MSM8974AB to MSM8274AB in WCDMA Mi3.

http://gsminsider.com/2014/01/xiaomi-mi3-wcdma-snapdragon-800-msm8274ab-issue/

Xiaomi-mi3-snapdragon-800-msm8274ab_medium

via gsminsider.com