晶晨Amlogic S905X参数性能，怎么样

分析如下：

1、Amlogic S812是晶晨最新最强的芯片，已经量产，但是国内目前用这个芯片的电视盒还不多，除了影驰芒果盒，还有小米盒子增强版、泰捷webox增强版以及天敏D6升级版，可以肯定的是下半年会有越来越多使用这个高性能新品的盒子出现。

2、

晶晨Amlogic S905X参数性能

晶晨Amlogic S905X是一款新出来的电视盒子芯片，下面是它的详细参数：

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

拓展资料

1、晶晨半导体(Amlogic)是一家全球领先的无晶圆片上系统半导体公司，1995年创立，全球总部现设立于中国上海，研发中心和分支机构遍及美国加州Santa Clara、上海、深圳、台北及香港。

2、晶晨半导体(Amlogic)专注于高集成度的多媒体SoC芯片，为互联网电子产品和智能消费类设备提供专业、开放的平台解决方案，产品包括：智能机顶盒及智能电视，智能家居等。晶晨半导体通过结合专有的高清多媒体处理引擎和系统IP以及业内领先的多核处理器及图形处理技术，为客户提供先进的芯片解决方案。晶晨半导体的定制芯片解决方案集成度高，并能保证产品在尺寸，性能、功耗和价格方面达到良好平衡。晶晨半导体可为客户提供基于安卓系统，Qt系统以及HTML5标准的整体解决方案，帮助客户快速开发领先市场的产品。

（资料来源：百度百科：晶晨半导体（上海）有限公司）

就电视机的芯片组来说，晨星要更强一点。

晨星在很多国际品牌的高端电视机内都有应用，产品稳定性和可靠度较高，口碑不错；晶晨的处理器主打性价比，很多用在中低端电视机及电视盒内，稳定性也还可以。

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晨星MStar：2002年创立于台湾地区的半导体公司。创始人是梁公伟，曾任台积电协理。2002年，梁公伟离开台积电，与杨伟毅、容天行、史德立等人创立晨星半导体，资本额新台币一亿元。主攻产品是LCD显示器控制芯片，全球市占率一度超过六成，约一亿颗左右。2006年，晨星半导体购并法国VTMS技术团队，取得手机芯片技术。之后晨星半导体开始横跨手机芯片市场及数位机上盒。2012年6月，联发科技宣布与晨星半导体以换股方式进行合并。

晶晨Amlogic：创立于美国加利福尼亚圣克拉拉，并在圣克拉拉、上海、北京、深圳、台北、首尔和法国设有研发中心、支持和销售分支机构，专业从事高性能多媒体芯片的设计、研制和应用，现已成为全球领先的无晶圆半导体系统设计公司之一，为多种开放平台提供各种多媒体电子产品，包括OTT、IP机顶盒、智能电视和智能家居产品。晶晨半导体拥有高度优化的高清多媒体处理引擎、系统IP和业界领先的CPU和GPU技术，为付费电视运营商、OEM和ODM厂商提供产品解决方案。晶晨半导体通过各项专利技术能够实现前所未有的成本、性能和功耗优化。晶晨半导体能够提供Android和Linux的交钥匙方案，帮助合作伙伴快速部署市场。

晶晨S905X、S912区别如下：

1、cpu :

s905：4个A53跑1.536 GHz频率，是四核。

s912：4个A53大核跑1.536 GHz，4个A53小核跑1.0 GHz频率，加起来算8核。

2、 gpu :

s905：Mali-450MP

s912：Mali-T820MP

s912在GPU上更强。

3、鲁大师评分：

s905：38032 

s912 ：41303

s912综合性能更加全面。

扩展资料：

晶晨半导体，英文：Amlogic。

晶晨半导体的特点：

一，视频处理

晶晨半导体建立了高水准的硬件视频处理技术来解码 MPEG1/2/4、DivX、Xvid、RM和RMVB 等视频格式。

这种视频输出可以达到高清晰效果并带来极佳的视觉体验。相对于普通的视频处理方案，晶晨的视频处理技术能使视频带来高清晰的体验。无论消费者身处何处，晶晨的客户都可以快捷和便利地给消费者提供赏心悦目的视觉享受。

二，图像处理

晶晨半导体开发的超速JPEG 图像解码技术可以迅速地处理和展示出令人惊叹的绚丽多彩的画面。不仅如此，晶晨还拥有图像自动纠正技术来提升图像质量，使画面有更加鲜明的对比度和更绚丽的色彩。

这项JPEG技术也可以让用户轻松自如地旋转、缩放和裁剪图像，有如神奇魔幻般的力量使每幅图像都成为美丽漂亮的画面。

三，通信技术

晶晨半导体坚信通信技术是当今以及未来消费类电子产品的核心。从WiFi无线网络到有线网络，从USB连接到flash存储器，晶晨为消费者的连接提供了最大范围的选择，使消费者在任何时间任何地点都可以体验到。

参考资料：百度百科：Amlogic

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