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一定期間更新がないため広告を表示しています

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ここまでいらない・・・?
 前回、パソコンの速度が使い方によっては無意味になって来ているという話をしましたが、HDDの容量の増加もまた、そのような傾向があります。
 今、1GBあたりの価格が一番安いのは2TB(2000GB)ですが、それを聞いても「そこまでいらないなあ」という人が増えました。今はむしろプラッタ枚数やキャッシュ を気にする人が多くなりました。
プラッタ枚数は少ない枚数に大容量のもの程、データが狭い範囲に詰め込まれる為、読み込みに必要な時間も短くなります。
 キャッシュはHDD に内蔵されている一時的にデータを保持する場所です。HDDはCPUより速度が遅いので、HDDが読み書きを終えていないデータはキャッシュに保存され、CPUからの要求が無いときに読み書きの処理を行うようにするものです。当然、容量が大きい方が処理は高速になります。
   SSDにしてしまえば速いのは間違いないのですが、まだまだ価格が高いので、少しでも高速なものにしているのでしょうか?


                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     
| HDD | 01:36 | comments(0) | trackbacks(0) | このページのトップへ
速いのがそんなに大事・・・?
 ニコニコ動画にHDDとSSD、それとHDD2つでRaid0を組んだもの、SSD2つでRaid0を組んだものの速度を比較した動画があがっています。
確かにSSDは高速です。起動、、ソフトの立ち上げなど、今まで高速と言われていたHDD2個でRaid0を組んだ時より、SSD1個の方が高速と言えます。

しかし、冷静に考えると・・・数秒から数十秒速く動作するのがそんなに重要でしょうか?
動画のクライマックスのようにアプリケーションを30個も一度に立ち上げるなんて滅多にないでしょうし。

SSD・HDDに限らず、最近はパソコンの高速化の意義があまり無くなって来ている気がします。最新のオンラインゲームやハイビジョン動画の編集、フォトショップなどを使うなら話は別ですが、ネットやメール、ワード、エクセルといった一般的な使い方なら、今一番安価な構成のパソコンでも十分不自由しないでしょう。

本当に肝心なことは、「速くする」ことより「遅くならないようにする」ことであると思います。
| HDD | 00:21 | comments(0) | trackbacks(0) | このページのトップへ
これは常識だと思ってたんですが・・・
  最近(?)お買い上げの製品が保証期限を待たずに故障したということで、怒りの声を上げる方が増えて来た気がします。「こんなに簡単に壊れるものなの?」とか…。問い合わせている人としては「一般論としてどうなのか?」と尋ねているのでしょうが、正直困ります。
 ただ、昔のパソコンや周辺機器に比べると安く作られるようになったため、製品の寿命が短くなっているとは言えます。

 具体的な要求に対しては、以下のように対応してます。

1.返金・・・初期不良以外は受け付けていません。ただし、一部の電源では返金することを保証の一環として行っているものもあります。
 
2.新品との交換・・・やはり初期不良の場合以外はできません。 壊れた製品をメーカーに修理に出すと新品になって戻ってくる場合もありますが、店頭ではできません。

3.新製品との交換…だいぶ前にお買い上げになって、現在では生産終了になった懐かしい物をお持ちになって、この措置を要求する方もいらっしゃいますが、これはできません。というか、そんな物を返品されたら修理してもどうやって再販すればよいのやら。

時々「一年間保証」を「一年間は絶対壊れない保証」だと主張する人もいますが、そんな保証はどこにもありません。雷サージなどにやられたら、どんなパーツもひとたまりもないのです。


| その他 | 01:32 | comments(0) | trackbacks(0) | このページのトップへ