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Functional Comparison of Amlogic S905X/ S905Y2 / S905X2 / S922X / S912

2018-10-18    16076 Reads

It's not a new topic when talks about Amlogic S905X2, S905Y2, S922 processor since Amlogic had already showcased them at IBC 2018.You may
have read many articles about them from different bloggers. Today I just want to introduce our available products based on them while talking
about the difference between them.

Functional Comparison of Amlogic S905X/ S905Y2 / S905X2 

  S905X SoC S905Y2 SoC S905X2 SoC
Ultra Low Power —– Always On MCU and wake on voice Always On MCU and wake on voice
CPU Quad-Core Cortex-A53, 13800 DMIPS Quad-Core Cortex-A53, 18400 DMIPS Quad-Core Cortex-A53, 18400 DMIPS
GPU ARM Mali-450 MP3, 750MHz ARM Mali-G31 MP2, 850MHz ARM Mali-G31 MP2, 850MHz
Security Secure boot, TEE, HW crypto, OTP, TRNG, Key ladder, Video Watermarking Secure boot, TEE, HW crypto, OTP, TRNG, Key ladder, Video Watermarking Secure boot, TEE, HW crypto, OTP, TRNG, Key ladder, Video Watermarking
Memory 16/32-bit DDR3/4, LPDDR2/3, Up to 3GB, DDR2400 32-bit DDR3/4, LPDDR3/4, Up to 4GB, DDR3200 32-bit DDR3/4, LPDDR3/4, Up to 4GB, DDR3200
Storage NAND Flash@BCH60, eMMC 5.0, SD, SPI NOR SLC NAND Flash, eMMC 50, SD, SPI NOR/NAND SLC NAND Flash, eMMC 50, SD, SPI NOR/NAND
Video Decoder 4Kp60 10b H.265, 4Kp60 VP9 Profile 2, 4Kp30 H.264 4Kp75 10b H.265, VP9 Profile 2, AVS2 4Kp30 H.264 4Kp75 10b H.265, VP9 Profile 2, AVS2 4Kp30 H.264
Video Encoder 1080p60 H.264 1080p60 H.264, H.265 1080p60 H.264, H.265
PQ Engine Basic PQ 8-th Gen TruLife Image Engine 8-th Gen TruLife Image Engine
Ethernet 10/100 MAC + PHY —– 10/100/1000 MAC + 10/100 PHY
USB/PCI-e 2x USB 2.0 2x USB 2.0 + USB 3.0 / PCIe Gen-2 2x USB 2.0 + USB 3.0 / PCIe Gen-2
Audio Stereo DACs, SPDIF-out, PDM, 2x L2S out Stereo DACs, SPDIF-out, 8x L2S in, 8x L2S out, 8x PD Stereo DACs, SPDIF-out, 8x L2S in, 8x L2S out, 8x PD
Video Output 4Kp60 HDMI 2.0b, CVBS 4Kp60 HDMI 2.1 4Kp60 HDMI 2.1, CVBS
Video Input —- TS in DVP, TS in
HDR HDR10, HLG HDR10, HLG, Dolby Vision, TCH Prime HDR10, HLG, Dolby Vision, TCH Prime
Package 13mm x 13mm BGA 10.9mm x 10.9mm BGA 14mm x 14mm BGA
Technology 28nm 12nm 12nm


Amlogic S905X 1gb solution substantially lowers the production cost to enable increased market penetration of 4K set-top boxes
worldwide
, which makes it becoming the most successful CPU in the OTT TV box market. Amlogic S905X2 / S905Y2 are actually
an updated version of Amlogic S905X. 
Compare with Amlogic S905X, Amlogic S905X2 and S905Y2 upgrade their GPU to the
Mali-G31 MP2 model with new features such as support for ultra-low power, Dolby Vision, H.265, HDMI 2.1, USB3.0 etc.
There was no big difference between S905Y2 and S905X2 in function.The S905X2 is specially designed for TV Box, for example

 DV8519 Android TV P device 



The SoC S905Y2 is designed for OTT Dongle because of its small package size. The application product is
DV6067Y 4K Android TV dongle,you can find more info at the product page



Amlogic S922X VS Amlogic S912

Amlogic S922X is an heir of Amlogic S912 which has a Hexa Core configuration with four Cortex A73 cores and
two Cortex A53 low power consumption, It support for USB Type-C/PCI-E U which actually has at least 10 times
faster in speed compared traditional USB 2.0. Amlogic S922X has a next-generation ARM Mali-G52 MP4 GPU with
support for all HDR standards.  We also launched an Android TV Box running on Amlogic S922X, you can find
more detailed information at the product page 

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