Amlogic S905X4 is an advanced application processor with support for the royalty-free AV1 video codec, specially designed for OTT/IPTV/Hybrid Set-Top Box(STB) and high-end media box applications.
Amlogic S905X4 Highlights
* 2GHz 64-bit quad-core ARM® Cortex™ A55 CPU
* Supports OpenGL ES3.2, Vulkan1.1, and OpenCL2.0
*AV1 video codec up to 4K@120fps
* VAD, ASRC/EQ/DRC, 2xHiFi4 Acoustic/Audio DSP
Amlogic S905X4 integrates a powerful CPU/GPU subsystem, a secured 4K video codec engine, and an HDR image processing pipeline with all major peripherals to form the ultimate low power multimedia AP.
Amlogic S905X3 vs S905X4: Specifications:
Amlogic S905X3 and Amlogic S905X4 are powerful chipsets featuring four Arm Cortex-A55 cores that have 15% to 20% performance improvement and simultaneously lower power consumption when using Android apps, navigating the UI and other day-to-day tasks than Cortex A53.
Amlogic S905X3 vs S905X4: AV1 Video Codecs
Video codecs serve one important task reducing the byte size of videos without drastically degrading their quality. Compared with Amlogic S905X3, S905X4 added the support for the royalty-free AV1 video codec. What is AV1? AOMedia Video 1 (AV1) is an open, royalty-free video coding format designed for video transmissions over the Internet, and the fact that it is open-source means it will not be plagued by the licensing issues that held back the adoption of the previous generation of HEVC technology.
AV1 video codecs that are said to be capable of boosting video efficiency by 20% or more than HEVC, and saving 30% more bandwidth efficiency compared to H.265 or VP9. Currently, the AV1 technology already has the support of many streaming services, including Netflix, Amazon Prime Video and YouTube.
All in all, there is no big difference between Amlogic S905X3 and S905X4 in terms of the TV box performance. Which one you should choose? It depends on your requirements and budget.
There haven’t been too many Amlogic S905X4 Android TV boxes release and H96 is one of the few providers in the market.
Amlogic S905x3 : H96 max x3 Review