67 degrees after copying 1TB of data (2 hours of constant writes).
http://www.anandtech.com/show/4758/seag ... d-review/1
The drive most likely has a maximum operational temp of 55 (this is the norm for 3.5" drives).
I wouldn't buy one of these - still waiting for sensibly priced 3TB drives (internal), which probably wont turn up for a few months when the internal 4TB drives come out and there is competition.
Andy
Beware - Seagate 4TB USB 3 drive overheats
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