Huawei’s K3V2 quad-core 1.2GHz/1.5GHz processor the beast comes with Android 4.0. The Ascend D Quad is 20 percent to 30 percent faster than one running the Tegra 3.0 processor. The phone also has Dolby 5.1 Surround Sound and Audience earSmart voice technology and an 8-megapixel BSI rear-facing camera with 1080p full HD video-capture and playback capabilities. Huawei also unveiled the Ascend D quad XL and Ascend D1.
Source: https://thehackernews.com/2012/02/ascend-d-quad-worlds-fastest-android-by.html