描述
FBM214
SSD的發(fā)展
在過去的20多年間,CPU發(fā)展迅速,主頻不斷提升,從單核、雙核、再到多核;內(nèi)存也相繼得到發(fā)展,從SDRAM到DDR、從DDR到DDR2再到DDR3;硬盤的容量和速度也得到了相應(yīng)的提高。接口從PATA變成了SATA,SCSI變成了SAC,垂直記錄技術(shù)在容量上的突破,但仍未能改變硬盤彩磁記錄的方式。隨著人們對(duì)數(shù)據(jù)需求增多,存儲(chǔ)系統(tǒng)的瓶頸越來越明顯。而在嵌入式領(lǐng)域移動(dòng)設(shè)備和工業(yè)自動(dòng)化控制等惡劣環(huán)境下,傳統(tǒng)硬盤機(jī)械結(jié)構(gòu)已經(jīng)無法滿足要求,而所有這一切隨著固態(tài)存儲(chǔ)(SSD)的到來改變。固態(tài)存儲(chǔ)并不是一個(gè)新鮮和前沿的技術(shù),早在存儲(chǔ)技術(shù)發(fā)展之初,固態(tài)存儲(chǔ)就作為存儲(chǔ)領(lǐng)域的一個(gè)分支技術(shù)方向,默默無聞的向前發(fā)展延伸。經(jīng)過多年的研究和進(jìn)步,在傳統(tǒng)磁盤存儲(chǔ)性能停滯不前的今天,固態(tài)存儲(chǔ)卻猶如一朵奇葩,在越來越多的應(yīng)用領(lǐng)域靜悄悄的盛開。
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