Menene bambanci tsakanin ddr3 da ddr4?

1. Bayani daban-daban

Matsakaicin farawa na ƙwaƙwalwar DDR3 shine kawai 800MHz, kuma matsakaicin mitar zai iya kaiwa 2133MHz. Yawan farawa na ƙwaƙwalwar DDR4 shine 2133MHz, kuma mafi girman mitar na iya kaiwa 3000MHz. Idan aka kwatanta da ƙwaƙwalwar DDR3, aikin ƙwaƙwalwar DDR4 mafi girma yana inganta sosai ta kowane fanni. Kowane fil na ƙwaƙwalwar DDR4 na iya samar da bandwidth na 2Gbps, don haka DDR4-3200 shine 51.2GB/s, wanda ya fi na DDR3-1866. Bandwidth ya karu da 70%;

2. Siffa daban-daban

A matsayin ingantaccen sigar DDR3, DDR4 ya sami wasu canje-canje a bayyanar. Yatsun zinare na ƙwaƙwalwar DDR4 sun zama mai lanƙwasa, wanda ke nufin cewa DDR4 baya jituwa da DDR3. Idan kuna son maye gurbin ƙwaƙwalwar DDR4, kuna buƙatar maye gurbin motherboard tare da sabon dandamali wanda ke tallafawa ƙwaƙwalwar DDR4;

3. Daban-daban ƙarfin ƙwaƙwalwar ajiya

Dangane da aikin ƙwaƙwalwar ajiya, matsakaicin ƙarfin DDR3 guda ɗaya zai iya kaiwa 64GB, amma kawai 16GB da 32GB suna samuwa a kasuwa. Matsakaicin ƙarfin DDR4 guda ɗaya shine 128GB, kuma mafi girman ƙarfin yana nufin cewa DDR4 na iya ba da tallafi don ƙarin aikace-aikace. Ɗaukar ƙwaƙwalwar DDR3-1600 a matsayin maƙasudin maƙasudin, ƙwaƙwalwar DDR4 yana da ingantaccen aiki na aƙalla 147%, kuma irin wannan babban gefe na iya nuna bambanci a fili;

4. Amfanin wutar lantarki daban-daban

A ƙarƙashin yanayi na al'ada, ƙarfin aiki na ƙwaƙwalwar DDR3 shine 1.5V, wanda ke cinye ƙarfi da yawa, kuma ƙirar ƙwaƙwalwar ajiya tana da saurin zafi da raguwar mita, wanda ke shafar aiki. Wutar lantarki mai aiki na ƙwaƙwalwar DDR4 shine galibi 1.2V ko ma ƙasa. Rage yawan amfani da wutar lantarki yana haifar da ƙarancin wutar lantarki da ƙarancin zafi, wanda ke inganta daidaiton tsarin ƙwaƙwalwar ajiya, kuma ainihin baya haifar da faɗuwar zafi. lamarin mitar;