晶晨Amlogic S905X參數性能，怎麽樣
分析如下：
1、Amlogic S812是晶晨最新最強的芯片，已經量產，但是國內目前用這個芯片的電視盒還不多，除了影馳芒果盒，還有小米盒子增強版、泰捷webox增強版以及天敏D6升級版，可以肯定的是下半年會有越來越多使用這個高性能新品的盒子出現。
2、
晶晨Amlogic S905X參數性能
晶晨Amlogic S905X是壹款新出來的電視盒子芯片，下面是它的詳細參數：
CPU Sub-system
Quad core ARM Cortex-A53 CPU up to 2GHz (DVFS)
ARMv8-A architecture with Neon and Crypto extensions
8-stage in-order full dual issue pipeline
Unified system L2 cache
Advanced TrustZone security system
Application based traffic optimization using internal QoS-based switching fabrics
3D Graphics Processing Uni
Penta-core ARM Mali-450 GPU up to 750MHz+ (DVFS)
Dual Geometry Processors and triple Pixel Processors
Concurrent multi-core processing
Full scene over-sampled 4X anti-aliasing engine with no additional bandwidth usage
OpenGL ES 1.1/2.0 and OpenVG 1.1 support
2.5D Graphics Processor
Fast bitblt engine with dual inputs and single output
Programmable raster operations (ROP)
Programmable polyphase scaling filter
Supports multiple video formats 4:2:0, 4:2:2 and 4:4:4 and multiple pixel formats (8/16/24/32 bits graphics layer)
Fast color space conversion
Advanced anti-flickering filter
Crypto Engine
AES/AES-XTS block cipher with 128/192/256 bits keys, standard 16 bytes block size and streaming ECB, CBC and CTR modes
DES/TDES block cipher with ECB and CBC modes supporting 64 bits key for DES and 192 bits key for 3DES
Built-in hardware True Random Number Generator (TRNG), CRC and SHA-1/SHA-2/HMAC SHA engine
Video/Picture CODEC
Amlogic Video Engine (AVE) with dedicated hardware decoders and encoders
Supports multiple “secured” video decoding sessions and simultaneous decoding and encoding
Video/Picture Decoding
VP9 Profile-2 up to4Kx2K@60fps
H.265 HEVCMP-10@L5.1up to 4Kx2K@60fps
H.264 AVCHP@L5.1up to 4Kx2K@30fps
H.264 MVC up to 1080P@60fps
MPEG-4 ASP@L5 up to 1080P@60fps (ISO-14496)
WMV/VC-1 SP/MP/AP up to 1080P@60fps
AVS-P16(AVS+) /AVS-P2 JiZhun Profile up to 1080P@60fps
MPEG-2 MP/HL up to 1080P@60fps (ISO-13818)
MPEG-1 MP/HL up to 1080P@60fps (ISO-11172)
RealVideo 8/9/10 up to 1080P@60fps
WebM up to VGA
Multiple language and multiple format sub-title video support
MJPEG and JPEG unlimited pixel resolution decoding (ISO/IEC-10918)
Supports JPEG thumbnail, scaling, rotation and transition effects
Supports *.mkv,*.wmv,*.mpg, *.mpeg, *.dat, *.avi, *.mov, *.iso, *.mp4, *.rm and *.jpg file formats
Video/Picture Encoding
Independent JPEG and H.264 encoder with configurable performance/bit-rate
JPEG image encoding
H.264 video encoding up to 1080P@60fps with low latency
Video Post-Processing Engine
Supports HDR10 and HLGHDR processing
Motion adaptive 3D noise reduction filter
Advanced motion adaptive edge enhancing de-interlacing engine
3:2 pull-down support
Programmable poly-phase scalar for both horizontal and vertical dimension for zoom and windowing
Programmable color management filter (to enhance blue, green, red, face and other colors)
Dynamic Non-Linear Luma filter
Deblocking filters
Programmable color matrix pipeline
Video mixer: 2 video planes and 2 graphics planes per video output
Video Output
Built-in HDMI 2.0a transmitter including both controller and PHY with CEC, HDR and HDCP 2.2, 4Kx2K@60 max resolution output
CVBS 480i/576i standard definition output
Supports all standard SD/HD/FHD video output formats: 480i/p, 576i/p, 720p, 1080i/p and 4Kx2K
Audio Decoder and Input/Output
Supports MP3, AAC, WMA, RM, FLAC, Ogg and programmable with 7.1/5.1 down-mixing
I2S audio interface supporting 2-channel input and 8-channel (7.1) output
Built-in serial digital audio SPDIF/IEC958 output and PCM input/output
Built-in stereo audio DAC
Stereo digital microphone PDM input
Supports concurrent dual audio stereo channel output with combination of analog+PCM or I2S+PCM
Memory and Storage Interface
16/32-bit SDRAM memory interface running up to DDR2133
Supports up to 2GB DDR3/4, DDR3L, LPDDR2, LPDDR3 with dual ranks
Supports SLC/MLC/TLC NAND Flash with 60-bit ECC, compatible to Toshiba toggle mode in addition to ONFI 2.2
SDSC/SDHC/SDXC card and SDIO interface with 1-bit and 4-bit data bus width supporting spec version 2.x/3.x/4.x DS/HS modes up to UHS-I SDR104
eMMC and MMC card interface with 1/4/8-bit data bus width fully supporting spec version 5.0 HS400
Supports serial 1, 2 or 4-bit NOR Flash via SPI interface
Built-in 4k bits One-Time-Programming memory for key storage
Network
Integrated IEEE 802.3 10/100M Ethernet MAC controller with 10/100M PHY interface
Supports Energy Efficiency Ethernet (EEE) mode
WiFi/IEEE802.11 & Bluetooth supporting via SDIO/USB/UART/PCM
Network interface optimized for mixed WIFI and BT traffic
Integrated I/O Controllers and Interfaces
Dual USB 2.0 high-speed USB I/O, one USB Host and one USB OTG
Multiple UART, I2C and SPI interface with slave select
Multiple PWMs
Programmable IR remote input/output controllers
Built-in 10bit SAR ADC with 2 input channels
A set of General Purpose IOs with built-in pull up and pull down
System, Peripherals and Misc. Interfaces
Integrated general purpose timers, counters, DMA controllers
24 MHz crystal input
Embedded debug interface using ICE/JTAG
Power Management
Multiple external power domains controlled by PMIC
Multiple internal power domains controlled by software
Multiple sleep modes for CPU, system, DRAM, etc.
Multiple internal PLLs for DVFS operation
Multi-voltage I/O design for 1.8V and 3.3V
Power management auxiliary processor in a dedicated always-on (AO) power domain that can communicate with an external PMIC
Security
Trustzone based Trusted Execution Environment (TEE)
Secured boot, encrypted OTP, encrypted DRAM with memory integrity checker, hardware key ladder and internal control buses and storage
Protected memory regions and electric fence data partition
Hardware based Trusted Video Path (TVP) , video watermarking and secured contents (needs SecureOS software)
Secured IO and secured clock
Package
LFBGA,13x13mm, 20×20 ball matrix, 0.65 ball pitch, RoHS compliant
1、晶晨半導體(Amlogic)是壹家全球領先的無晶圓片上系統半導體公司，1995年創立，全球總部現設立於中國上海，研發中心和分支機構遍及美國加州Santa Clara、上海、深圳、臺北及香港。
2、晶晨半導體(Amlogic)專註於高集成度的多媒體SoC芯片，為互聯網電子產品和智能消費類設備提供專業、開放的平臺解決方案，產品包括：智能機頂盒及智能電視，智能家居等。晶晨半導體通過結合專有的高清多媒體處理引擎和系統IP以及業內領先的多核處理器及圖形處理技術，為客戶提供先進的芯片解決方案。晶晨半導體的定制芯片解決方案集成度高，並能保證產品在尺寸，性能、功耗和價格方面達到良好平衡。晶晨半導體可為客戶提供基於安卓系統，Qt系統以及HTML5標準的整體解決方案，幫助客戶快速開發領先市場的產品。
（資料來源：百度百科：晶晨半導體（上海）有限公司）