I-AMD, ngobusuku bokusungulwa kweZen 2, ibhengeze ukhuseleko kunye nokungachaphazeleki kwe-CPUs kuhlaselo olutsha.

Ngaphezu konyaka emva kokufunyanwa kweSpecter kunye neMeltdown, imakethi yeprosesa ibikwisiphithiphithi ngokufunyanwa kobuthathaka obungakumbi obunxulumene nekhompyuter eqikelelwayo. Uninzi luchaphazeleka kuzo kubandakanya yokugqibela ZombieLoad, kwavela ukuba zii-Intel chips. Ewe, i-AMD ayizange isilele ukuthabatha eli thuba ngokugxila kukhuseleko lwee-CPU zayo.

I-AMD, ngobusuku bokusungulwa kweZen 2, ibhengeze ukhuseleko kunye nokungachaphazeleki kwe-CPUs kuhlaselo olutsha.

phezu iphepha, ezinikele kubuthathaka obufana neSpecter, inkampani ngokuzingca yathi: β€œE-AMD, siyila iimveliso kunye neenkonzo zethu sicinga ngokhuseleko. Ngokusekwe kuhlalutyo lwethu lwangaphakathi kunye neengxoxo kunye nabaphandi bokhuseleko, sikholelwa ukuba iimveliso zethu azikho lula kuhlaselo. Ukuwa, RIDL okanye ZombieLoad ngenxa yobukho beetshekhi zokhuseleko lwehardware kulwakhiwo lwethu. Asikwazanga ukuphinda-phinda obu buthathaka kwiimveliso ze-AMD kwaye asinabo ubungqina bokuba nabani na ongomnye ukwazile ukuphumeza oku. " Ii-CPU ze-AMD kuxelwe ukuba azinabungozi kolunye uhlaselo MDS - Gcina-ukuya-Ugqithiso lokuvuza.

Njengomphumo wokufunyanwa kobuthathaka obuninzi nangakumbi kunye nesidingo sokuba abavelisi bafakele iipatches ezifanelekileyo kubo, iiprosesa ze-AMD zinokuvela zibe nemveliso ngakumbi kunezisombululo zabakhuphisanayo, ngokwengxelo ezimeleyo yamva nje. uphando, eqhutywa yiwebhusayithi yePhoronix, isebenzise lonke uluhlu lolungiso lwesethi echongiweyo yobuthathaka beprosesa ehambelana ne-computing eqikelelwayo ikhokelela ekunciphiseni kwentsebenzo ye-Intel CPU ngomlinganiselo we-16% (kunye ne-Hyper-Threading ekhubazekile - nge-25%). Kwimeko ye-AMD Zen + iprosesa, ukusebenza phantsi kweemeko ezifanayo kwehla kuphela nge-3%.


I-AMD, ngobusuku bokusungulwa kweZen 2, ibhengeze ukhuseleko kunye nokungachaphazeleki kwe-CPUs kuhlaselo olutsha.

Okubi kakhulu: iApple kunye neGoogle cebisa Abasebenzisi be-Intel kufuneka bakhubaze ngokupheleleyo i-Hyper-Threading, enokuthi ngamanye amaxesha inciphise ukusebenza ukuya kuthi ga kwi-40-50% (kuxhomekeke kumsebenzi). Intel ngokwayo icebisa ukuba ungakwenzi oku kwiimeko ezininzi, kodwa ingxaki ingabaluleke kakhulu kwiindawo zokusebenza, iiseva kunye nezinye iindawo zokusebenza kunye nokhuseleko olubuthathaka. Kwimeko yeetshiphusi ze-AMD, ukukhubaza itekhnoloji efanayo ye-Multi-Threading efanayo ayifunwa. Ukongeza, umkhukula weendaba malunga nobuthathaka, kubandakanya ulwazi malunga Iinzame ze-Intel zokufihla ulwazi kuluntu alukwazi kodwa ukuba nefuthe kumfanekiso walo mva.

Ezi ndaba ziza ngexesha elibi kakhulu le-Intel: i-AMD sele iza kukhulula usapho lwee-CPU eziphucukileyo ze-7nm ezinolwakhiwo lweZen 2 lwedesktop kunye nomthwalo weseva. Okwangoku, i-Intel isasebenzisa indala kakhulu (ukusuka kwindawo yokujonga uphuhliso lwenkqubo yetekhnoloji) itekhnoloji ye-14-nm kwaye ayinakusungula ukushicilelwa kobuninzi be-chips ze-10-nm. Konke oku kudlalela ezandleni ze-AMD, enokuthi iqhubeke isonyusa isabelo sayo semarike ngenxa yoko.

I-AMD, ngobusuku bokusungulwa kweZen 2, ibhengeze ukhuseleko kunye nokungachaphazeleki kwe-CPUs kuhlaselo olutsha.



umthombo: 3dnews.ru

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