Seagate 2.5寸7200轉750G測試

因為Macbook Pro受限硬碟空間一直要東砍西砍資料,看到Seagate有新出2.5吋750G 7200轉硬碟,便快速入手以取代現今的500G硬碟
以下是實測資料,用XBench 1.3版在Macbook Pro 13 (Mid 2009)上測試。
另一組對照組是Macbook Air 13 250G SSD的測試

原硬碟 Hitachi 7K500
7200轉500G Cache: 16MB
Disk Test 50.99
Sequential 105.59
Uncached Write 135.40 83.14 MB/sec [4K blocks]
Uncached Write 134.75 76.24 MB/sec [256K blocks]
Uncached Read 60.55 17.72 MB/sec [4K blocks]
Uncached Read 152.46 76.63 MB/sec [256K blocks]
Random 33.61
Uncached Write 11.13 1.18 MB/sec [4K blocks]
Uncached Write 100.95 32.32 MB/sec [256K blocks]
Uncached Read 82.01 0.58 MB/sec [4K blocks]
Uncached Read 141.12 26.19 MB/sec [256K blocks]
Seagate 2.5寸7200轉750G測試


新硬碟 Seagate ST9750420AS
7200轉750G Cache: 8MB
Disk Test 38.31
Sequential 164.92
Uncached Write 184.33 113.17 MB/sec [4K blocks]
Uncached Write 157.96 89.37 MB/sec [256K blocks]
Uncached Read 124.99 36.58 MB/sec [4K blocks]
Uncached Read 222.36 111.76 MB/sec [256K blocks]
Random 21.67
Uncached Write 6.31 0.67 MB/sec [4K blocks]
Uncached Write 137.68 44.08 MB/sec [256K blocks]
Uncached Read 83.24 0.59 MB/sec [4K blocks]
Uncached Read 148.18 27.50 MB/sec [256K blocks]
Seagate 2.5寸7200轉750G測試

Macbook Air 13, 250G SSD
Disk Test 227.44
Sequential 150.54
Uncached Write 247.24 151.80 MB/sec [4K blocks]
Uncached Write 270.14 152.85 MB/sec [256K blocks]
Uncached Read 63.03 18.44 MB/sec [4K blocks]
Uncached Read 337.97 169.86 MB/sec [256K blocks]
Random 464.95
Uncached Write 284.70 30.14 MB/sec [4K blocks]
Uncached Write 390.29 124.95 MB/sec [256K blocks]
Uncached Read 1454.35 10.31 MB/sec [4K blocks]
Uncached Read 543.28 100.81 MB/sec [256K blocks]
Seagate 2.5寸7200轉750G測試

因為版上無相關資料,現醜一下。還請各位網友指導一下如何判讀這樣的讀寫數值
2010-12-07 21:53 發佈

Rh wrote:
因為Macbook ...(恕刪)

版大是不是寫錯了?
我自己也有買一顆SEAGATE2.5吋7200轉750GB
轉速7200轉沒錯
但快取記憶體應該是16MB喔
不是8MB

好威喔...MBP13" 本來的硬碟速度我剛剛測試差點吐血....
感謝分享讓我升起馬上換硬碟的慾望
世界上沒有完美的產品, 選擇產品:擇你所想要的優點,犧牲掉你不在意的缺點。 只有你不適合的產品,沒有不好的產品。

aksees wrote:


版大是不是寫錯了...(恕刪)


外包裝盒上是寫8MB..不過我找網路資料都是寫16MB耶..
所以應該是16MB比較正確..

vic81324 wrote:

好威喔...MBP...(恕刪)

對阿..循序寫入的話快和慢速的3.5吋的高容量硬碟有得拼了..
不過隨機讀寫好像就不太好看..
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