Grade and Product Definition -AS = Full Spec for SSD (100%) -AL = Full Spec for USB/SD and low end SSD (100%) -AF = Full Spec for low end USB/SD (100%) -AR = Relaxed Spec (see Functional Density) -S5 = Partially tested, est yield of 50% -S7 = Partially tested, est yield of 70% -S8 = Partially tested, est yield of 80% -S9 = Partially tested, est yield of 90% -SG = Simple Test Passers/Extended Test Failures -SS = SImple Test Failures -ES = Engineering Sample
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2259.6
先進技術の塊となった、YMTC製フラッシュメモリ
コスパに優れ、ハイエンドも投入してきたHikvision系SSD
その他、夢遊病ドラゴン等、怪しげで格安な中国製SSDを語りましょう
Spectek
https://www.spectek.com/
製品検査でテストに通らなかったNANDを安く卸しているMicron傘下のメーカーです
（中華製の安物は大体SGグレードが刻印されたチップを使用）
Grade and Product Definition
-AS = Full Spec for SSD (100%)
-AL = Full Spec for USB/SD and low end SSD (100%)
-AF = Full Spec for low end USB/SD (100%)
-AR = Relaxed Spec (see Functional Density)
-S5 = Partially tested, est yield of 50%
-S7 = Partially tested, est yield of 70%
-S8 = Partially tested, est yield of 80%
-S9 = Partially tested, est yield of 90%
-SG = Simple Test Passers/Extended Test Failures
-SS = SImple Test Failures
-ES = Engineering Sample
ソース
https://www.spectek.com/pdfs/SpecTek_pns_Flash.pdf
前スレ
【チップ偽装】中華製/中国製SSD総合【SpecTek】
https://egg.5ch.net/test/read.cgi/jisaku/1541267628/