Sublime Text 2 memory usage

So this afternoon I generate a file around 497MB. After opening the file in Sublime I notice extremely high memory usage, after the file finished loading memory peaked at approximately 4.8GB. The same file opened in notepad and notepad++ peaked at approximately 1GB.

As a simple test I generate a few more files with sizes around 50MB, 205MB, and 377MB. For each file Sublime used memory around ten times the file size, while notepad++ peaked around double the file size. this was tested on a fresh install of Sublime Text 2.

After a quick search on their forums I didn't see anything similar so I will probably post this there. I was just interested if anyone has experienced this.

Edit:
Sublime Text 3 seems to be the same. Can anyone else verify this for me?
I should also note this is on Windows 7 64.
Last edited on
I did 2 tests, the first one was based on a 1GP file, the results were bad for both, the sublime took huge amount of memory space then froze while notepad plus plus simply said "file to big to open"

TEST 2:
opened 25MP file:

sublime text 2 got : 102,000K usage, file took few seconds

notepad++ got : 68,000K usage, file was loaded almost immediately
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