However, DDR4 test samples were announced in line with the original schedule in early 2011 at which time manufacturers began to advise that large scale commercial production and release to market was scheduled for 2012.
Међутим, тест узорци DDR4 су се појавили у складу са оригиналним распоредом током ране 2011. е године када су произвођачи почели да тврде да су масовна производња и излазак на тржиште заказани за 2012.