巨无霸出击铭瑄HD 6790巨无霸评测-快科技-科技改变生活

巨无霸出击铭瑄HD 6790巨无霸评测

鲲鹏
2011年05月18日 18:30
0

【铭瑄HD 6790巨无霸显卡拆解】

取下显卡顶盖，散热器覆盖整个核心及供电部分

铝制散热器正面

背面没有纯铜底座

散热鳍片特写

显卡PCB

核心部分，可以看到8颗显存

Barts LE核心特写。事实上与Bart核心没什么区别，只不过屏蔽了部分可执行单元，至于核心面积则是一模一样。依然是40nm工艺，核心内建17亿个晶体管，核心面积为255平方毫米。

海力士0.4ns高速显存GDDR5颗粒，共8颗组成1024MB/256bit 的显存规格，默认频率840/4200MHz，与公版一致

三相核心供电以及6pin辅助供电接口

单独的显存供电

接口部分采用全金属屏蔽

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