dDR4 Xaalad
DDR4 xeysi lahaa tamaalka caasiga ah ee teknolojiyada xubnaha computerka, taasi oo ah dhalashada afraad ee double data rate synchronous dynamic random-access memory. Xubnaha DDR4 waxay u shaqeysaa kor kor meel khaireedka badan oo ku yidhaahda qaadka hore, waxay noqotey standard ee sistemas caasig ah ee computerka. Tecnolojiyaan danbe waxay u muuji karaa dhawrarka asalka ah ee bilowga 2133 MHz, iyagoo leh qaabilaad in la gaabato saumadda 4000 MHz oo ka soo jeeda moduloyinka gudbiyayaal. DDR4 waxay leeyihiin horumarinta voltage, shaqaysaa 1.2V kadib markii loo eego 1.5V ee DDR3, taas oo soo dhaafaya qaadka iyo jilcelinta gudban. Tecnolojiyaan ayaa leeyihiin dusha horumarinta arkitektar, kuwaas oo ku yaabsan horumarinta algorithimyo refresh iyo fasaxa si gaaban ee tijaabi karta xadgudbi. Moduloyinka xubnaha DDR4 waxay tahay midho kala duwan oo fiisiga ah, leh 288 pin iyo wareeg gaar ah oo hoos u dhanka in la imtixaan karo sidii la saasayo. Moduloyinkani waxay dhammaan karaa qodobka weyn, sidaa darteed in la sameyn karo habka xubnaha ee ka qexda ee ganacsiga iyo shirkadaha. Qaabilaadka bandwidth ee horumarinta ayaa tecnolojiyaan soo saaraya arrintooda in ay isku daydo qiyamka sare ee xubnaha iyo awooda.