Saukewa: JM272QE-144
Mabuɗin Siffofin
- 27" IPS panel tare da 2560x1440 QHD Resolution
- Lokacin Amsa MPRT 1ms da 95Hz Rating Rate
- Nuni Port + HDMI haši
- Babu tsangwama ko tsagewa tare da AMD FreeSync Technology
- IPS panel yana kawo mafi kyawun kusurwoyi na gani
- FlickerFree da Fasahar Yanayin Blue Low
Menene ƙimar wartsakewa?
Abu na farko da muke buƙatar kafawa shine "Mene ne ainihin ƙimar refresh?"Abin farin ciki ba shi da wahala sosai.Adadin wartsakewa shine kawai adadin lokutan nuni yana sabunta hoton da yake nunawa a sakan daya.Kuna iya fahimtar wannan ta hanyar kwatanta shi da ƙimar ƙima a cikin fina-finai ko wasanni.Idan an harbi fim a firam 24 a sakan daya (kamar yadda yake a matsayin silima), to abin da ke cikin tushen yana nuna hotuna 24 daban-daban a sakan daya.Hakazalika, nuni tare da ƙimar nuni na 60Hz yana nuna "firam" 60 a sakan daya.Ba ainihin firam ɗin ba ne, saboda nunin zai wartsake sau 60 a kowane daƙiƙa ko da ba pixel ɗaya ya canza ba, kuma nunin yana nuna tushen ciyar da shi kawai.Koyaya, kwatankwacin har yanzu hanya ce mai sauƙi don fahimtar ainihin manufar da ke bayan ƙimar wartsakewa.Mafi girman ƙimar wartsakewa don haka yana nufin ikon sarrafa ƙimar firam mafi girma.Ka tuna kawai, cewa nunin yana nuna tushen da aka ciyar da shi kawai, sabili da haka, ƙimar wartsakewa mai girma bazai inganta ƙwarewar ku ba idan ƙimar wartsakarwar ku ta riga ta wuce ƙimar firam ɗin tushen ku.
Me yasa yake da mahimmanci?
Lokacin da ka haɗa na'urarka zuwa GPU (Graphics Processing Unit/Katin Graphics) mai saka idanu zai nuna duk abin da GPU ya aika masa, a kowane nau'in firam ɗin da ya aika, a ko ƙasa da matsakaicin adadin firam ɗin na'urar.Matsakaicin firam ɗin sauri yana ba da damar yin kowane motsi akan allo cikin kwanciyar hankali (Fig 1), tare da rage blur motsi.Wannan yana da mahimmanci yayin kallon bidiyo ko wasanni cikin sauri.
Rage Rawarta da Wasa
Duk wasannin bidiyo ana yin su ta kayan aikin kwamfuta, komai dandamali ko zane.Mafi yawa (musamman a cikin dandalin PC), ana tofa firam ɗin cikin sauri kamar yadda za a iya haifar da su, saboda wannan yawanci yana fassara zuwa wasan kwaikwayo mai laushi da kyau.Za a sami ƙarancin jinkiri tsakanin kowane firam ɗin ɗaya don haka ƙarancin shigar da bayanai.
Matsalar da kan iya faruwa wani lokaci ita ce lokacin da ake yin firam ɗin cikin sauri fiye da ƙimar da nuni ke wartsakewa.Idan kuna da nunin 60Hz, wanda ake amfani dashi don kunna wasan da ke nuna firam 75 a sakan daya, kuna iya fuskantar wani abu da ake kira "hangen allo".Wannan yana faruwa saboda nunin, wanda ke karɓar shigarwar daga GPU a ɗan ɗan lokaci na yau da kullun, yana yiwuwa ya kama kayan aikin tsakanin firam ɗin.Sakamakon wannan shine tsagewar allo da jujjuyawa, motsi mara daidaituwa.Wasanni da yawa suna ba ku damar daidaita ƙimar firam ɗin ku, amma wannan yana nufin cewa ba kwa amfani da PC ɗinku gwargwadon ƙarfinsa.Me yasa kuke kashe kuɗi da yawa akan sabbin abubuwa mafi girma kamar GPUs da CPUs, RAM da SSD ɗin idan zaku iya ɗaukar ƙarfinsu?
Menene mafita ga wannan, kuna iya mamaki?Ƙimar wartsakewa mafi girma.Wannan yana nufin ko dai siyan 120Hz, 144Hz ko 165Hz na kwamfuta.Waɗannan nunin na iya ɗaukar har zuwa firam 165 a cikin daƙiƙa guda kuma sakamakon wasan ya fi santsi.Haɓakawa daga 60Hz zuwa 120Hz, 144Hz ko 165Hz babban bambanci ne mai ban mamaki.Abu ne da kawai za ku gani da kanku, kuma ba za ku iya yin hakan ta hanyar kallon bidiyonsa akan nunin 60Hz ba.
Adadin wartsakewa mai daidaitawa, duk da haka, sabuwar fasaha ce mai saurin gaske wacce ke ƙara shahara.NVIDIA tana kiran wannan G-SYNC, yayin da AMD ke kiransa FreeSync, amma ainihin ra'ayi iri ɗaya ne.Nuni tare da G-SYNC zai tambayi katin zane yadda sauri yake isar da firam ɗin, kuma yana daidaita ƙimar wartsakewa daidai.Wannan zai kawar da tsagewar allo a kowane ƙimar firam har zuwa matsakaicin adadin wartsakewar na'urar.G-SYNC fasaha ce da NVIDIA ke cajin babban kuɗin lasisi kuma tana iya ƙara ɗaruruwan daloli ga farashin mai duba.FreeSync a daya bangaren fasaha ce ta budaddiyar hanyar da AMD ta samar, kuma yana kara dan kadan ne kawai ga farashin mai duba.Mu a Cikakken Nuni mun shigar da FreeSync akan duk masu saka idanu akan wasan mu a matsayin daidaitaccen tsari.
Shin zan sayi G-Sync da FreeSync masu jituwa wasan duba?
Gabaɗaya magana, Freesync yana da matuƙar mahimmanci ga wasa, ba kawai don guje wa tsagewa ba amma don tabbatar da ƙwarewar gaba ɗaya.Wannan gaskiya ne musamman idan kuna gudanar da kayan aikin caca wanda ke fitar da firam fiye da yadda nunin ku zai iya ɗauka.
G-Sync da FreeSync mafita ne ga waɗannan batutuwan biyu ta hanyar samun wartsakewar nuni a cikin taki ɗaya kamar yadda katin zane ke yin firam ɗin, yana haifar da santsi, wasan caca mara hawaye.
Menene HDR?
Nuni mai ƙarfi mai ƙarfi (HDR) yana haifar da bambance-bambance masu zurfi ta hanyar haifar da mafi girman kewayon haske.Mai saka idanu na HDR na iya sa manyan abubuwa su yi haske da kuma sadar da inuwa masu inganci.Haɓaka PC ɗin ku tare da mai duba HDR yana da daraja idan kuna kunna wasannin bidiyo tare da hotuna masu inganci ko kallon bidiyo a cikin ƙudurin HD.
Ba tare da zurfin zurfi cikin cikakkun bayanai na fasaha ba, nunin HDR yana samar da haske mai zurfi da zurfin launi fiye da allon da aka gina don saduwa da tsofaffi.
1MSLokacin Amsayana rage fatalwa & blurring yayin canja wurin pixels, koyaushe yana kiyaye abokan gaba & ƙasa daidai cikin mai da hankali yayin lokutan rikice-rikice.
10 Bit launi fitarwana iya wakiltar tsakanin 0000000000 zuwa 1111111111 a cikin kowane launi ja, shuɗi, da rawaya, ma'ana mutum zai iya wakiltar 64x launuka na 8-bit.Wannan zai iya haifar da 1024x1024x1024 = 1,073,741,824 launuka, wanda shine cikakken adadi mai yawa fiye da 8 bit.Saboda wannan dalili, da yawa daga cikin gradients a cikin hoto za su yi kama da santsi kamar a cikin hoton da ke sama, kuma Hotunan 10 bit sun fi kyan gani fiye da takwarorinsu na 8-bit.
