獨立顯卡和集成顯卡分別是什么
1、獨立顯卡
獨立顯(xian)(xian)卡(ka)(ka)是指成獨立的(de)(de)板卡(ka)(ka)存在,需(xu)要插在主板的(de)(de)相應接口上的(de)(de)顯(xian)(xian)卡(ka)(ka)。獨立顯(xian)(xian)卡(ka)(ka)具備單獨的(de)(de)顯(xian)(xian)存,不占用系統內存,而且技(ji)術(shu)上領先于(yu)集成顯(xian)(xian)卡(ka)(ka),能夠提供更好的(de)(de)顯(xian)(xian)示效果和(he)運行性(xing)能。獨立顯(xian)(xian)卡(ka)(ka)作(zuo)為電腦(nao)主機里的(de)(de)一個(ge)重要組成部分,對于(yu)喜歡(huan)玩游戲和(he)從事(shi)專業圖形設計的(de)(de)人(ren)來說顯(xian)(xian)得非(fei)常重要。目前民用顯(xian)(xian)卡(ka)(ka)圖形芯片供應商主要包括AMD(原ATI)和(he)NVIDIA兩家。
2、集成顯卡
集(ji)(ji)成顯(xian)(xian)(xian)(xian)(xian)(xian)(xian)卡(ka)是指芯(xin)片(pian)(pian)組集(ji)(ji)成了顯(xian)(xian)(xian)(xian)(xian)(xian)(xian)示芯(xin)片(pian)(pian),使(shi)用(yong)這(zhe)種芯(xin)片(pian)(pian)組的(de)(de)(de)主板就可以不(bu)(bu)需要(yao)獨立顯(xian)(xian)(xian)(xian)(xian)(xian)(xian)卡(ka)實現普通(tong)的(de)(de)(de)顯(xian)(xian)(xian)(xian)(xian)(xian)(xian)示功能,在(zai)價格方面較有(you)(you)優(you)勢,以滿足(zu)一般(ban)(ban)的(de)(de)(de)家(jia)庭娛樂(le)和商業應用(yong),節(jie)省用(yong)戶購(gou)買顯(xian)(xian)(xian)(xian)(xian)(xian)(xian)卡(ka)的(de)(de)(de)開支(zhi)。集(ji)(ji)成了顯(xian)(xian)(xian)(xian)(xian)(xian)(xian)卡(ka)的(de)(de)(de)芯(xin)片(pian)(pian)組也常常叫做(zuo)整(zheng)(zheng)合型(xing)芯(xin)片(pian)(pian),這(zhe)樣的(de)(de)(de)主板也常常被(bei)稱之(zhi)為(wei)整(zheng)(zheng)合型(xing)主板。集(ji)(ji)成的(de)(de)(de)顯(xian)(xian)(xian)(xian)(xian)(xian)(xian)卡(ka)不(bu)(bu)帶有(you)(you)顯(xian)(xian)(xian)(xian)(xian)(xian)(xian)存(cun)(cun),使(shi)用(yong)系統的(de)(de)(de)一部分主內存(cun)(cun)作(zuo)為(wei)顯(xian)(xian)(xian)(xian)(xian)(xian)(xian)存(cun)(cun),具體的(de)(de)(de)數量(liang)一般(ban)(ban)是系統根據(ju)需要(yao)自動動態調整(zheng)(zheng)的(de)(de)(de)。顯(xian)(xian)(xian)(xian)(xian)(xian)(xian)然(ran),如果使(shi)用(yong)集(ji)(ji)成顯(xian)(xian)(xian)(xian)(xian)(xian)(xian)卡(ka)運行需要(yao)大量(liang)占用(yong)顯(xian)(xian)(xian)(xian)(xian)(xian)(xian)存(cun)(cun)的(de)(de)(de)程(cheng)序,對整(zheng)(zheng)個系統的(de)(de)(de)影(ying)響會比(bi)較明(ming)顯(xian)(xian)(xian)(xian)(xian)(xian)(xian),此外(wai)系統內存(cun)(cun)的(de)(de)(de)頻率通(tong)常比(bi)獨立顯(xian)(xian)(xian)(xian)(xian)(xian)(xian)卡(ka)的(de)(de)(de)顯(xian)(xian)(xian)(xian)(xian)(xian)(xian)存(cun)(cun)低(di)很多,,因此集(ji)(ji)成顯(xian)(xian)(xian)(xian)(xian)(xian)(xian)卡(ka)的(de)(de)(de)性能比(bi)獨立顯(xian)(xian)(xian)(xian)(xian)(xian)(xian)卡(ka)要(yao)遜色一些。
獨立顯卡和集成顯卡優缺點對比
集成顯卡的優點
1、價格便宜,現在的集成顯卡基本都集成于CPU中,不(bu)需(xu)要(yao)花費額外的經費去購(gou)買。
2、滿(man)足需求(qiu)(qiu),對于普通辦公用戶來說,一個(ge)集成顯卡足以完成辦公,上網(wang),看視頻(電(dian)影)、聽音(yin)樂等輕度需求(qiu)(qiu)了。
3、兼容(rong)性好,集(ji)成顯卡的設計制作,驅動程序都由CPU廠家完成,所以基本不存在(zai)兼容(rong)性問題。
4、無維護成(cheng)本,如果(guo)集成(cheng)顯(xian)卡(ka)出現了(le)問題,那(nei)么CPU基本也會有(you)問題,所以(yi)維護成(cheng)本與CPU一樣。
集成顯卡的缺點
占(zhan)用(yong)內存(cun),集(ji)成(cheng)顯(xian)卡并沒有顯(xian)存(cun),它的(de)(de)顯(xian)存(cun)就是系統(tong)的(de)(de)內存(cun),普遍獨立(li)顯(xian)卡使用(yong)的(de)(de)都(dou)是GDDR5的(de)(de)顯(xian)存(cun),而獨立(li)顯(xian)卡只能根據用(yong)戶配置的(de)(de)內存(cun)來決定(ding),所以(yi)集(ji)成(cheng)顯(xian)卡往往表現的(de)(de)很不理(li)想。
獨立顯卡的優點
1、性能好,獨立顯(xian)(xian)(xian)卡(ka)具備單獨的(de)顯(xian)(xian)(xian)存(cun),不占用系統內存(cun),無論從架構、流處理器數量、核心頻率、顯(xian)(xian)(xian)存(cun)及位(wei)寬等幾方面來說,獨立顯(xian)(xian)(xian)卡(ka)都要(yao)優于集成(cheng)顯(xian)(xian)(xian)卡(ka)。
2、適用性(xing),消費級(ji)的(de)(de)獨立顯卡目前只有NVIDIA(英偉達)和(he)AMD兩(liang)家公司在做,兩(liang)家公司會根(gen)據(ju)目前主(zhu)流的(de)(de)游戲,軟件等環境(jing)對顯卡以(yi)更新補(bu)丁的(de)(de)方式(shi)來(lai)進行優化,具有廣泛的(de)(de)適用性(xing)。
獨立顯卡的缺點
價格高(gao),因為集成(cheng)顯(xian)(xian)卡(ka)并(bing)不(bu)需(xu)要花(hua)費(fei)額(e)外經(jing)費(fei)購買,所以獨立(li)顯(xian)(xian)卡(ka)和集成(cheng)顯(xian)(xian)卡(ka)相(xiang)比這部分花(hua)銷是免不(bu)了的。