
圖01.
最近有錄製 4K 影片的需求,著動要 “寫入速度高” ,至少希望是 20MB/s 以上的速度,同時讀取速度一般速度就好,由於是目的導向,不考慮 64GB ,而以 32GB 為主,就看上了這張 Kingston micro SDHC/UHS-1 32GB 記憶卡。

圖02.
4K 畫質,二分鐘就差不多快 1GB,32 GB 理想上錄製 30 分鐘沒有問題,所以瞄準了 32GB 為主,而 C10/U1 代表寫入速度至少 10MB/s,而這張 Kingstone 打著90MB/s 讀取速度,45MB/s 寫入速度,價格也反應在規格,但是否有如實際上這麼好,於是我們用測速軟體來試試。

圖03.
第一次測試,讀取各、寫入各為 83.57MB/s 及 30.88MB/s,還算是不錯的速度。

圖04.
第二次測試為 83.26MB/s 讀取速度,寫入則是 34.47MB/s 寫入速度,表現算是不錯,我們再測第三次

圖05.
第三次的測試,得到 的速度,與前二次差不多,我們可以這麼簡單結論,這張卡讀取速度約 80MB/s ,算是不錯的表現,重點在寫入速度,至少 30MB/s 起跳,可以說是 U3 的標準

圖06.
測了 3 次,寫入速度,幾乎是可以直接打上 U3 規格,而以 2016/05 月的市價參考,這張購入價格為 $449(當時特價 9 折),其他品牌若是 32GB/U3 標榜寫入約 40MB/s,價格也在 500 – 600 不等,如此看來記憶卡價格依舊是 “一分錢、一分貨” ,給你參考

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