IBMT20 hard drive upgrade to 40G from the 12G

Users questions:1. Select 4200 or 5400 switch to turn 8m is good, with the 5200 increase in heat transfer do? 2 compare match with what kind of model 2. Upgrades speed a little faster do .
Experts answer:1, if the single-talk performance and 8M cache 5400 RPM hard drive is better . But the 5200 than 4200Likely to consume more electricity. The specific heat is based on hard-disk drives, some hard drive heat control was very good, some can not. 2, there is a problem is to look at before you upgrade your notebook over whether to support the 32G hard drive. 3, the speed will be faster after the upgrade, but it limited how fast
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