![\"Ekran](\"https:\/\/i0.wp.com\/www.bilisimonline.net\/wp-content\/uploads\/2018\/05\/GEFORCE-GTX-Ekran-Karti.jpg?resize=620%2C827\")
<\/p>\n<\/p>\n
EKRAN KARTI,<\/b><\/span><\/span><\/p>\n Ekran kart\u0131 nedir ne i\u015fe yarar? Ekran Kart\u0131 \u00f6zellikleri, ekran kart\u0131 \u00e7e\u015fitleri nelerdir? Ekran kart\u0131 nas\u0131l \u00e7al\u0131\u015f\u0131r? Ekran kart\u0131 hakk\u0131nda her\u015feyi bu yaz\u0131m\u0131zda anlataca\u011f\u0131z.<\/b><\/span><\/span><\/p>\n Ekran Kart\u0131 Nedir?<\/b><\/span><\/span><\/p>\n Ekran kart\u0131, mikroi\u015flemcide (CPU) i\u015flenen verilerin monit\u00f6rde g\u00f6r\u00fcnt\u00fclenmesini sa\u011flayan sinyallere d\u00f6n\u00fc\u015ft\u00fcren donan\u0131m birimidir. Harici ve dahili (t\u00fcmle\u015fik) olmak \u00fczere iki farkl\u0131 teknolojide \u00fcretilir. Harici ekran kartlar\u0131 bilgisayar sistemine anakart \u00fczerinde bulunan slotlar (geni\u015fleme yuvalar\u0131) ile ba\u011flan\u0131rlar. Dahili ekran kartlar\u0131 ise anakarta t\u00fcmle\u015fik bi\u00e7imde \u00fcretilir. Ekran Kart\u0131 yerine grafik kart\u0131, g\u00f6r\u00fcnt\u00fc kart\u0131, g\u00f6r\u00fcnt\u00fc adapt\u00f6r\u00fc, video kart\u0131\u2026vb kavramlar da kullan\u0131l\u0131r.<\/b><\/span><\/span><\/p>\n G\u00f6r\u00fcnt\u00fc kalitesi ekran kart\u0131na ve monit\u00f6re ba\u011fl\u0131d\u0131r. Ekran kart\u0131n\u0131n kalitesini ise fiziksel yap\u0131s\u0131, kulland\u0131\u011f\u0131 geni\u015fleme yuvas\u0131 ve aray\u00fcz \u00e7e\u015fidi (CGA, VGA, SVGA)<\/b> belirlemektedir.<\/span><\/span><\/p>\n Eski ekran kartlar\u0131 g\u00f6r\u00fcnt\u00fc bilgilerini sistem belle\u011finden kendi belle\u011fine al\u0131p monit\u00f6re g\u00f6nde<\/b>r<\/b>rmekteydi.<\/b> G\u00fcn\u00fcm\u00fczdeki teknolojik geli\u015fmelerle birlikte ekran kartlar\u0131n\u0131n g\u00f6r\u00fcnt\u00fclenecek bilgileri i\u015fleyebilecek i\u015flemciler (GPU)<\/b> bulundurmas\u0131yla mikroi\u015flemcinin (CPU)<\/b> y\u00fck\u00fc \u00f6nemli \u00f6l\u00e7\u00fcde azalm\u0131\u015ft\u0131r.<\/span><\/span><\/p>\n Ekran kart\u0131, bilgisayar sisteminin 4 bile\u015fenini kullan\u0131r.<\/b><\/span><\/span><\/p>\n Anakart :<\/b> Ekran kart\u0131na veri transferi i\u00e7in ba\u011flant\u0131 ve enerji sa\u011flar.<\/span><\/span><\/p>\n<\/li>\n Mikroi\u015flemci :<\/b> Yap\u0131lacak i\u015fleme karar verir.<\/span><\/span><\/p>\n<\/li>\n Bellek :<\/b> Ekran kart\u0131na g\u00f6nderilecek verileri ge\u00e7ici olarak tutar.<\/span><\/span><\/p>\n<\/li>\n Monit\u00f6r :<\/b> Ekran kart\u0131ndan gelen verileri g\u00f6r\u00fcnt\u00fcler. <\/span><\/span><\/p>\n<\/li>\n<\/ul>\n Ekran Kart\u0131n\u0131n Yap\u0131s\u0131<\/b><\/span><\/span><\/p>\n Ekran kartlar\u0131 genellikle a\u015fa\u011f\u0131daki gibi baz\u0131 temel bile\u015fenleri i\u00e7erir: <\/b><\/span><\/span><\/p>\n Grafik \u0130\u015flemci (GPU)<\/b><\/span><\/span><\/p>\n<\/li>\n G\u00f6r\u00fcnt\u00fc Belle\u011fi (Video RAM)<\/b><\/span><\/span><\/p>\n<\/li>\n Dijital Analog \u00c7evirici (RAMDAC)<\/b><\/span><\/span><\/p>\n<\/li>\n Video BIOS<\/b><\/span><\/span><\/p>\n<\/li>\n Ekran Kart\u0131 \u00c7\u0131k\u0131\u015f Ba\u011flant\u0131lar\u0131<\/b><\/span><\/span><\/p>\n<\/li>\n So\u011futucu (FAN)<\/b><\/span><\/span><\/p>\n<\/li>\n BUS yap\u0131s\u0131<\/b><\/span><\/span><\/p>\n<\/li>\n Z-Buffer ve V-Sync<\/b><\/span><\/span><\/p>\n<\/li>\n Video Codec<\/b><\/span><\/span><\/p>\n<\/li>\n Video Driver<\/b><\/span><\/span><\/p>\n<\/li>\n<\/ul>\n Yukarda sayd\u0131\u011f\u0131m\u0131z bile\u015fenlerle ilgili ayr\u0131nt\u0131l\u0131 bilgiler a\u015fa\u011f\u0131da anlat\u0131lm\u0131\u015ft\u0131r. <\/span><\/span><\/p>\n Grafik \u0130\u015flemcisi (GPU)<\/b><\/span><\/span><\/p>\n Grafik i\u015flemcisi<\/b> ekran kart\u0131n\u0131n kalbi olarak tan\u0131mlanabilir. G\u00f6r\u00fcnt\u00fc hesaplamalar\u0131n\u0131 ve g\u00f6r\u00fcnt\u00fc i\u015flemlerini ekran kart\u0131nda ger\u00e7ekle\u015ftiren bir i\u015flemci yongas\u0131d\u0131r.<\/b> Grafik i\u015flemcileri GPU (Graphics Processing Unit – Grafik \u0130\u015flemci Birimi) ad\u0131yla adland\u0131r\u0131lmaktad\u0131r. <\/b><\/span><\/span><\/p>\n G\u00f6r\u00fcnt\u00fc Belle\u011fi (Video RAM)<\/b><\/span><\/span><\/p>\n G\u00f6r\u00fcnt\u00fc ile ilgili hesaplamalar\u0131n ge\u00e7ici olarak sakland\u0131\u011f\u0131 bellektir. Bilgisayar sistemindeki ana bellek gibi \u00e7al\u0131\u015f\u0131r. G\u00f6r\u00fcnt\u00fc belle\u011fi<\/b>, bilgileri grafik i\u015flemcisinden al\u0131r ve bunlar\u0131 saklar. G\u00f6r\u00fcnt\u00fc belle\u011fi kapasitesi b\u00fcy\u00fck olursa y\u00fcksek \u00e7\u00f6z\u00fcn\u00fcrl\u00fckle kaliteli g\u00f6r\u00fcnt\u00fc al\u0131nabilir. G\u00fcn\u00fcm\u00fcz ekran kartlar\u0131 128, 256, 512 MB veya 1GB, 2GB, 3GB, 4GB, 6GB, 8GB kapasiteli olup DDR, DDR2, DDR3 veya GDDR, GDDR2, GDDR3, GDDR4, GDDR5 bellek tiplerine sahiptir. Bellek kapasitesi kadar veri yolu geni\u015fli\u011fi de \u00f6nemlidir. GPU ile g\u00f6r\u00fcnt\u00fc belle\u011fi aras\u0131ndaki veri yolu 64-bit, 128-bit, 192-bit, 256-bit, 320-bit, 384-bit, 448-bit, 512-bit, 768- bit geni\u015fliklere sahip olabilmektedir. <\/b><\/span><\/span><\/p>\n Dijital Analog \u00c7evirici (RAMDAC )<\/b><\/span><\/span><\/p>\n Ekran kart\u0131 \u00fczerinde dijital sinyalleri analog sinyallere \u00e7eviren bir digital – analog \u00e7evirici bulunmaktad\u0131r. RAMDAC (Random Access Memory Digital-to-Analog) ad\u0131 verilen bu sistem CRT (Cathode Ray Tube- Katot \u0131\u015f\u0131nl\u0131 T\u00fcp) monit\u00f6rlerin yenileme s\u00fcreleri i\u00e7in ayarlama \u00f6zelli\u011fi sa\u011flamaktad\u0131r.<\/b> RAMDAC\u2019in verileri d\u00f6n\u00fc\u015ft\u00fcrme ve aktarma h\u0131z\u0131, ekran tazeleme h\u0131z\u0131n\u0131 belirler. Bu h\u0131z Hz cinsinden \u00f6l\u00e7\u00fcl\u00fcr. \u00d6rne\u011fin monit\u00f6r\u00fcn ekran tazeleme h\u0131z\u0131 75 Hz olarak ayarlanm\u0131\u015fsa g\u00f6r\u00fcnt\u00fc saniyede 75 defa yenilenir<\/b><\/span><\/span><\/p>\n RAMDAC, CRT<\/b> monit\u00f6rde kullan\u0131lmakta oldu\u011fu i\u00e7in LCD monit\u00f6r<\/b> kullan\u0131ld\u0131\u011f\u0131nda veri sinyalleri do\u011frudan ekran kart\u0131n\u0131n DVI (Digital Visual Interface)<\/b> \u00e7\u0131k\u0131\u015f\u0131na aktar\u0131l\u0131r. <\/span><\/span><\/p>\n Video BIOS<\/b><\/span><\/span><\/p>\n Video BIOS, ekran kart\u0131 i\u00e7indeki t\u00fcm veri ak\u0131\u015f\u0131n\u0131 d\u00fczenler ve ekran kart\u0131 bile\u015fenleri aras\u0131ndaki koordinasyonu sa\u011flar.<\/b> Bu i\u015flemleri yapabilmesi i\u00e7in video bios i\u00e7inde bir yaz\u0131l\u0131m vard\u0131r. <\/span><\/span><\/p>\n Ekran Kart\u0131 \u00c7\u0131k\u0131\u015f Ba\u011flant\u0131lar\u0131<\/b><\/span><\/span><\/p>\n Ekran kart\u0131 \u00e7\u0131k\u0131\u015flar\u0131na g\u00f6re \u00e7oklu monit\u00f6r kullan\u0131m\u0131 m\u00fcmk\u00fcnd\u00fcr. \u00c7\u0131k\u0131\u015f portuna g\u00f6re LCD ,CRT ,HDMI ve TV \u00e7\u0131k\u0131\u015flar\u0131<\/b> ayn\u0131 anda kullan\u0131labilir. Bunun i\u00e7in i\u015fletim sisteminde bulunan \u00e7oklu monit\u00f6r ayarlar\u0131n\u0131n yap\u0131lmas\u0131 gerekir.<\/span><\/span><\/p>\n VGA-OUT:<\/b> CRT monit\u00f6rlerin ve projeksiyon ayg\u0131tlar\u0131n\u0131n ba\u011fland\u0131\u011f\u0131 ve bu ayg\u0131tlara g\u00f6r\u00fcnt\u00fc aktar\u0131ld\u0131\u011f\u0131 \u00e7\u0131k\u0131\u015f portudur. <\/span><\/span><\/p>\n<\/li>\n DVI-OUT:<\/b> Dijital cihazlara ve LCD ekranlara g\u00f6r\u00fcnt\u00fc aktaran \u00e7\u0131k\u0131\u015f portudur. <\/span><\/span><\/p>\n<\/li>\n V<\/b>ideo<\/b>-IN\/OUT:<\/b> Televizyon, video, VCD player, DVD gibi ayg\u0131tlardan g\u00f6r\u00fcnt\u00fc alan veya aktaran porttur. <\/span><\/span><\/p>\n<\/li>\n HDMI:<\/b> Y\u00fcksek \u00e7\u00f6z\u00fcn\u00fcrl\u00fckte g\u00f6r\u00fcnt\u00fc ve ses aktar\u0131m\u0131 i\u00e7in kullan\u0131l\u0131r. <\/span><\/span><\/p>\n<\/li>\n Component ve Composite:<\/b> Bu Ba\u011flant\u0131lar HDMI<\/b> ba\u011flant\u0131n\u0131n \u00e7\u0131kmas\u0131yla birlikte tarihe kar\u0131\u015ft\u0131lar. VGA gibi analog sinyal g\u00f6nderdikleri i\u00e7in RAMDAC<\/b>\u2019a ihtiya\u00e7 duymaktad\u0131r. <\/span><\/span><\/p>\n<\/li>\n<\/ul>\n So\u011futucu<\/b><\/span><\/span><\/p>\n Ekran kartlar\u0131n\u0131n 150 W\u2019 l\u0131k g\u00fc\u00e7 t\u00fcketmeleri s\u0131cakl\u0131\u011f\u0131 artt\u0131ran bir etmendir. Ekran kartlar\u0131 yeteri kadar so\u011futulmazlarsa olu\u015facak y\u00fcksek \u0131s\u0131 nedeniyle \u00e7al\u0131\u015fmaz hale gelebilir. So\u011futma sayesinde ekran kartlar\u0131n\u0131n kararl\u0131 ve sorunsuz bir \u015fekilde \u00e7al\u0131\u015fmas\u0131 sa\u011flan\u0131r. So\u011futma i\u015flemi aktif ve pasif olmak \u00fczere iki farkl\u0131 bi\u00e7imde ger\u00e7ekle\u015ftirilir. So\u011futulacak b\u00f6lgedeki \u0131s\u0131y\u0131 daha geni\u015f alana yayarak so\u011futan pasif so\u011futucularda \u0131s\u0131y\u0131 iyi ileten metal malzeme kullan\u0131l\u0131r. Bu t\u00fcr so\u011futma i\u015fleminin yetersiz kald\u0131\u011f\u0131 durumlarda hareketli fanlar kullan\u0131larak aktif so\u011futma ger\u00e7ekle\u015ftirilir.<\/span><\/span><\/p>\n Teknolojinin geli\u015fmesiyle \u0131s\u0131yay\u0131m ve buharla\u015fma temeline dayal\u0131 bir so\u011futma sistemi geli\u015ftirildi. Bu sayede her ge\u00e7en g\u00fcn daha da k\u00fc\u00e7\u00fclen grafik i\u015flemcisi gibi yongalar\u0131 daha b\u00fcy\u00fck so\u011futma elemanlar\u0131na ba\u011flayabilir hale geldik.Yani \u0131s\u0131 borulu so\u011futma sistemleri yayg\u0131nla\u015fmaya ba\u015flad\u0131. <\/span><\/span><\/p>\n \u00a0Z-Buffer (Tampon Bellek)<\/b><\/span><\/span><\/p>\n \u0130ki boyutlu g\u00f6r\u00fcnt\u00fclerde yatay (x) ve d\u00fc\u015fey (y) olmak \u00fczere iki boyut vard\u0131r. 3 boyutlu g\u00f6r\u00fcnt\u00fclerde ise derinlik (z) boyutu da mevcuttur.<\/b> Z-Buffer belle\u011fi \u00fc\u00e7 boyutlu ortamdaki nesnelerin g\u00f6r\u00fcnt\u00fclenmesi i\u00e7in kullan\u0131l\u0131r. Derinlik boyutu (z) bilgisi bu bellekte saklan\u0131r. Ekran kart\u0131, \u00fc\u00e7 boyutlu g\u00f6r\u00fcnt\u00fcler olu\u015fturabilmek i\u00e7in bu tampon belle\u011fi kullan\u0131r. Z-Buffer tampon bellek 3D (\u00fc\u00e7 boyutlu) deste\u011fi olan ekran kartlar\u0131nda bulunmaktad\u0131r. <\/b><\/span><\/span><\/p>\n \u00a0V-Sync<\/b><\/span><\/span><\/p>\n Monit\u00f6r\u00fcn tazeleme h\u0131z\u0131n\u0131 tespit edip, monit\u00f6r\u00fcn tazeleme h\u0131z\u0131na g\u00f6re g\u00f6r\u00fcnt\u00fcy\u00fc monit\u00f6re g\u00f6nderir. Ekran kart\u0131, monit\u00f6re belirli bir zamanda monit\u00f6r\u00fcn g\u00f6sterebilece\u011finden daha fazla kare (bildi\u011finiz gibi g\u00f6r\u00fcnt\u00fcler kare kare hesaplan\u0131p s\u0131rayla monit\u00f6re g\u00f6nderiliyor) g\u00f6nderirse ekranda k\u0131r\u0131lmalar olur ve bu k\u0131r\u0131lmalar da hassas bir g\u00f6z\u00fc \u00e7o\u011fu zaman rahats\u0131z eder. G\u00f6r\u00fcnt\u00fcdeki bu k\u0131r\u0131lmalara “tearing” denir. \u0130\u015fte bu k\u0131r\u0131lmalar\u0131 engellemek i\u00e7in V-Sync kullan\u0131l\u0131r ve oyunlarda saniyede g\u00f6sterilecek kare say\u0131s\u0131n\u0131n monit\u00f6r\u00fcn tazeleme h\u0131z\u0131n\u0131 ge\u00e7memesi sa\u011flan\u0131r. <\/b><\/span><\/span><\/p>\n Video Codec<\/b><\/span><\/span><\/p>\n Video g\u00f6r\u00fcnt\u00fcleri s\u0131k\u0131\u015ft\u0131r\u0131lm\u0131\u015f formattad\u0131r. Bu g\u00f6r\u00fcnt\u00fcler monitorde g\u00f6r\u00fcnt\u00fclenebilmesi i\u00e7in Hardisk, CD-ROM veya DVD-ROM\u2019dan okunup ekrana g\u00f6nderilmeden hemen once \u00e7\u00f6z\u00fcl\u00fcr. Ekran kartlar\u0131nda video codec birimi s\u0131k\u0131\u015ft\u0131r\u0131lm\u0131\u015f g\u00f6r\u00fcnt\u00fcleri \u00e7\u00f6zerek CPU\u2019 nun y\u00fck\u00fcn\u00fc azalt\u0131r.<\/span><\/span><\/p>\n Video Driver<\/b><\/span><\/span><\/p>\n Ekran kart\u0131 yaz\u0131l\u0131m s\u00fcr\u00fcc\u00fcs\u00fc (Video Driver) donan\u0131mlar\u0131n birbiriyle haberle\u015fmesini sa\u011flayan bir yaz\u0131l\u0131md\u0131r.<\/b> Genellikle ekran kart\u0131 \u00fczerindeki i\u015flemcinin i\u015fletim sistemi taraf\u0131ndan desteklenmesini sa\u011flar. Ekran kart\u0131 ne kadar kaliteli ve performansl\u0131 olursa olsun e\u011fer uygun s\u00fcr\u00fcc\u00fc yaz\u0131l\u0131m\u0131 y\u00fcklenmemi\u015f ise d\u00fc\u015f\u00fck performansta \u00e7al\u0131\u015f\u0131r. Bu nedenle i\u015fletim sistemine uygun g\u00f6r\u00fcnt\u00fc kart\u0131 s\u00fcr\u00fcc\u00fcs\u00fcn\u00fc, \u00fcretici firman\u0131n web sitesinden indirip kurmak gerekir. <\/span><\/span><\/p>\n Ekran Kart\u0131n\u0131n \u00d6zellikleri<\/b><\/span><\/span><\/p>\n Ekran kart\u0131n\u0131n \u00c7\u00f6z\u00fcn\u00fcr\u00fck, Renk derinli\u011fi, Ekran kart\u0131 tazeleme h\u0131z\u0131, g\u00f6r\u00fcnt\u00fc aray\u00fcz\u00fc gibi \u00f6zellikleri hakk\u0131nda bilgi verilecektir.<\/span><\/span><\/p>\n \u00c7\u00f6z\u00fcn\u00fcrl\u00fck<\/b><\/span><\/span><\/p>\n Monit\u00f6re g\u00f6r\u00fcnt\u00fc \u00fczerinde her rengi olu\u015fturmak i\u00e7in kontrol edilebilecek noktaya piksel denir. \u00c7\u00f6z\u00fcn\u00fcrl\u00fck ise ekranda g\u00f6r\u00fcnen piksel say\u0131s\u0131d\u0131r. \u00c7\u00f6z\u00fcn\u00fcrl\u00fck 800x 600 ise yatayda 800, d\u00fc\u015feyde 600 piksel oldu\u011funu belirtir. \u00c7\u00f6z\u00fcn\u00fcrl\u00fck artarsa g\u00f6r\u00fcnt\u00fc kalitesi de bu oranla artmaktad\u0131r. \u00c7\u00f6z\u00fcn\u00fcrl\u00fck de\u011feri ne olursa olsun nesneleri piksel de\u011feri de\u011fi\u015fmez. \u00c7\u00f6z\u00fcn\u00fcrl\u00fck art\u0131r\u0131l\u0131rsa belle\u011fe olan ihtiya\u00e7 artmaktad\u0131r.<\/span><\/span><\/p>\n Renk Derinli\u011fi<\/b><\/span><\/span><\/p>\n Renk derinli\u011fi bir pikselin alaca\u011f\u0131 renk miktar\u0131d\u0131r. Renk derinli\u011fi artarsa her pikselin alabilece\u011fi renk say\u0131s\u0131 da artar.Her pikselin bit derinli\u011fi o noktan\u0131n ka\u00e7 farkl\u0131 rengi ifade edece\u011fini g\u00f6sterir.<\/b> \u00d6rnegin ;4 bit (24 = 16) 16 farkl\u0131 renk tonunu ifade eder.<\/b> Piksellerin renk \u00e7e\u015fitlili\u011finin artmas\u0131 g\u00f6r\u00fcnt\u00fcn\u00fcn ger\u00e7e\u011fe yak\u0131n olmas\u0131n\u0131 sa\u011flar. Bit derinli\u011fi 24 bit olan g\u00f6r\u00fcnt\u00fcler ger\u00e7ek renk olarak tan\u0131mlan\u0131r. Piksellerdeki renkler k\u0131rm\u0131z\u0131, ye\u015fil mavi (RGB) renklerinin kar\u0131\u015f\u0131m\u0131ndan olu\u015fur. <\/b><\/span><\/span><\/p>\n Ekran Kart\u0131 Tazelenme H\u0131z\u0131<\/b><\/span><\/span><\/p>\n Bir ekran kart\u0131nda, video bellek i\u00e7eri\u011fini okumaktan sorumlu ayg\u0131t RAMDAC’tir. Bellekteki say\u0131sal verileri okuyup CRT monit\u00f6r\u00fcn g\u00f6r\u00fcnt\u00fcleyebilece\u011fi analog video sinyallerine d\u00f6n\u00fc\u015ft\u00fcr\u00fcr.<\/b> RAMDAC\u2019in veriyi d\u00f6n\u00fc\u015ft\u00fcrmesi ve aktarmas\u0131 tazeleme h\u0131z\u0131n\u0131 belirlemektedir. Tazeleme h\u0131z\u0131 d\u00fc\u015f\u00fck olursa g\u00f6r\u00fcnt\u00fcde titre\u015fime neden olur. Ekran kart\u0131 tazelenme h\u0131z birimi Hz (hertz) dir. <\/span><\/span><\/p>\n Ekran Kart\u0131n\u0131n \u00c7al\u0131\u015fmas\u0131<\/b><\/span><\/span><\/p>\n Bilgisayar\u0131n i\u015flemcisi taraf\u0131ndan i\u015flenen veriler anakart \u00fczerindeki geni\u015fleme yuvas\u0131ndan ekran kart\u0131n\u0131n g\u00f6r\u00fcnt\u00fc belle\u011fine aktar\u0131l\u0131r. G\u00f6r\u00fcnt\u00fc i\u015flemcisi g\u00f6r\u00fcnt\u00fc belle\u011findeki verileri i\u015fler ve g\u00f6r\u00fcnt\u00fc hesaplamalar\u0131n\u0131 yapt\u0131ktan sonra g\u00f6r\u00fcnt\u00fc belle\u011fine g\u00f6nderir.<\/b> Bu veriler buradan RAMDAC<\/b> birimine gider. G\u00f6r\u00fcnt\u00fc belle\u011findeki bilgiler RAMDAC<\/b>\u2019e 10 aktar\u0131ld\u0131ktan sonra bu bellek bo\u015fal\u0131r. Bo\u015falan belle\u011fe g\u00f6r\u00fcnt\u00fc i\u015flemci tekrar veri iletir. RAMDAC bu dijital verileri CRT monit\u00f6rde g\u00f6r\u00fcnt\u00fclenecek analog sinyallere d\u00f6n\u00fc\u015ft\u00fcr\u00fcp ekran kart\u0131n\u0131n \u00e7\u0131k\u0131\u015f\u0131na g\u00f6nderir.<\/b> Bu i\u015flemler s\u0131ras\u0131nda Video BIOS\u2019da ekran kart\u0131n\u0131n veri ak\u0131\u015f\u0131n\u0131 kontrol eder ve d\u00fczenler. Veriyolu h\u0131z\u0131, g\u00f6r\u00fcnt\u00fc belle\u011finin kapasite b\u00fcy\u00fckl\u00fc\u011f\u00fc bu i\u015flemlerin s\u00fcresini azalt\u0131r ve g\u00f6r\u00fcnt\u00fc kalitesini art\u0131r\u0131r. Ayr\u0131ca CRT monit\u00f6r yerine LCD monit\u00f6r kullan\u0131ld\u0131\u011f\u0131nda RAMDAC<\/b> dijital veriyi d\u00f6n\u00fc\u015ft\u00fcrmeden do\u011frudan LCD ba\u011flant\u0131 portuna g\u00f6nderir buda i\u015flem s\u00fcresini azalt\u0131r ve g\u00f6r\u00fcnt\u00fc kalitesini art\u0131r\u0131r.<\/span><\/span><\/p>\n Ekran Kart\u0131 \u00c7e\u015fitleri<\/b><\/span><\/span><\/p>\n Ekran kartlar\u0131 veri yolu standar\u0131na ve fiziksel yap\u0131s\u0131na g\u00f6re \u00e7e\u015fitlilik g\u00f6stermektedir.<\/b><\/span><\/span><\/p>\n Veriyolu Standard\u0131na G\u00f6re Ekran kartlar\u0131<\/b><\/span><\/span><\/p>\n ISA, PCI, AGP ve PCI Express veriyollar\u0131<\/b>na tak\u0131lmaktad\u0131r.<\/span><\/span><\/p>\n ISA:<\/b> Eski bir slottur ve 8-16 bit veriyoluna sahiptir.<\/b> Bant geni\u015fli\u011fi \u00e7ok d\u00fc\u015f\u00fck oldu\u011fundan g\u00fcn\u00fcm\u00fcz anakartlar\u0131nda kullan\u0131lmamaktad\u0131r.<\/span><\/span><\/p>\n<\/li>\n PCI:<\/b> Bu veriyolu 64 bitlik olup 1993 y\u0131l\u0131nda geli\u015ftirilmi\u015ftir ve tak-\u00e7al\u0131\u015ft\u0131r desteklidir. Genelde g\u00fcney k\u00f6pr\u00fcs\u00fc taraf\u0131ndan kontrol edilir.<\/b> G\u00fcncel ekran kartlar\u0131 i\u00e7in yeterli de\u011fildir.![\"Ekran](\"https:\/\/i0.wp.com\/www.bilisimonline.net\/wp-content\/uploads\/2018\/05\/ekran-karti-nedir.png?resize=508%2C325\")
<\/p>\n\n
![\"Ekran](\"https:\/\/i0.wp.com\/www.bilisimonline.net\/wp-content\/uploads\/2018\/05\/ekran-karti-yapisi.png?resize=620%2C382\")
<\/p>\n\n
![\"Grafik](\"https:\/\/i0.wp.com\/www.bilisimonline.net\/wp-content\/uploads\/2018\/05\/grafik-islemci-goruntu-bellegi.png?resize=620%2C567\")
<\/p>\n![\"Dijital](\"https:\/\/i0.wp.com\/www.bilisimonline.net\/wp-content\/uploads\/2018\/05\/RAMDAC-gorevi.png?resize=620%2C235\")
<\/p>\n![\"Video](\"https:\/\/i0.wp.com\/www.bilisimonline.net\/wp-content\/uploads\/2018\/05\/video-bios.png?resize=413%2C300\")
<\/p>\n![\"Ekran](\"https:\/\/i0.wp.com\/www.bilisimonline.net\/wp-content\/uploads\/2018\/05\/Ekran-kartinin-portlari.png?resize=620%2C390\")
<\/p>\n\n
![\"Ekran](\"https:\/\/i0.wp.com\/www.bilisimonline.net\/wp-content\/uploads\/2018\/05\/Ekran-karti-Isi-borulu-sogutma-sistemi.png?resize=585%2C323\")
<\/p>\n![\"Ekran](\"https:\/\/i0.wp.com\/www.bilisimonline.net\/wp-content\/uploads\/2018\/05\/Ekran-kartinin-calismasi.png?resize=620%2C350\")
<\/p>\n![\"Veriyolu](\"https:\/\/i0.wp.com\/www.bilisimonline.net\/wp-content\/uploads\/2018\/05\/Veriyolu-standartlar.png?resize=620%2C422\")
<\/p>\n\n
![\"PCI](\"https:\/\/i0.wp.com\/www.bilisimonline.net\/wp-content\/uploads\/2018\/05\/PCI-Ekran-karti.png?resize=475%2C364\")
<\/span><\/span><\/p>\n<\/li>\n