this is the price list for processors taken from galaxy:
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[TD="width: 464"][LEFT]Intel Core i7 3930K(LGA 2011) 3.2GHZ 12MB CACHE MAX TURBO FREQUENCY 3.8GHZ
[/LEFT][/TD]
[TD="width: 55"][RIGHT]59500[/RIGHT][/TD]
[TD="width: 45"]
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[TD="width: 464"][LEFT]
Intel Core i7 3770K 3RD GEN. 3.5GHZ 8MB CACHE MAX TURBO FREQUENCY 3.9GHZ[/LEFT][/TD]
[TD="width: 55"][RIGHT]
34100[/RIGHT][/TD]
[TD="width: 45"]
[/TD]
[TD="width: 15"][/TD]
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[TD="width: 464"][LEFT]
Intel Core i7 3770 3RD GEN. 3.4GHZ 8MB CACHE MAX TURBO FREQUENCY 3.9GHZ[/LEFT][/TD]
[TD="width: 55"][RIGHT]
30000[/RIGHT][/TD]
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Intel Core i5 3570K 3RD GEN. 3.4GHZ 6MB CACHE MAX TURBO FREQUENCY 3.8GHZ[/LEFT][/TD]
[TD="width: 55"][RIGHT]
23800[/RIGHT][/TD]
[TD="width: 45"]
[/TD]
[TD="width: 15"][/TD]
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[TD="width: 15"][/TD]
[TD="width: 564, bgcolor: #E6ECF9, colspan: 3"][/TD]
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[TD="width: 464"][LEFT]
Intel Core i5 3570 3RD GEN. 3.4GHZ 6MB CACHE MAX TURBO FREQUENCY 3.8GHZ[/LEFT][/TD]
[TD="width: 55"][RIGHT]
21400[/RIGHT][/TD]
[TD="width: 45"]
[/TD]
[TD="width: 15"][/TD]
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[TD="width: 464"][LEFT]
Intel Core i5 3550 3RD GEN. 3.3GHZ 6MB CACHE MAX TURBO FREQUENCY 3.7GHZ[/LEFT][/TD]
[TD="width: 55"][RIGHT]
20900[/RIGHT][/TD]
[TD="width: 45"]
[/TD]
[TD="width: 15"][/TD]
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[TD="width: 15"][/TD]
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[TD="width: 464"][LEFT]
Intel Core i5 3470 3RD GEN. 3.2GHZ 6MB CACHE MAX TURBO FREQUENCY 3.6GHZ[/LEFT][/TD]
[TD="width: 55"][RIGHT]
19200[/RIGHT][/TD]
[TD="width: 45"]
[/TD]
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Intel Core i5 3450 3RD GEN. 3.1GHZ 6MB CACHE MAX TURBO FREQUENCY 3.5GHZ[/LEFT][/TD]
[TD="width: 55"][RIGHT]
18800[/RIGHT][/TD]
[TD="width: 45"]
[/TD]
[TD="width: 15"][/TD]
[/TR]
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[TD="width: 15"][/TD]
[TD="width: 564, bgcolor: #E6ECF9, colspan: 3"][/TD]
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[TD="width: 15"][/TD]
[TD="width: 464"][LEFT]
Intel Core i5 3330 3RD GEN. 3.0GHZ 6MB CACHE MAX TURBO FREQUENCY 3.2GHZ[/LEFT][/TD]
[TD="width: 55"][RIGHT]
18400[/RIGHT][/TD]
[TD="width: 45"]
[/TD]
[TD="width: 15"][/TD]
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[TD="width: 15"][/TD]
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[TD="width: 15"][/TD]
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[TD="width: 464"][LEFT]
Intel Core i3 3220 3RD GEN. 3.3GHZ 3MB CACHE[/LEFT][/TD]
[TD="width: 55"][RIGHT]
12400[/RIGHT][/TD]
[TD="width: 45"]
[/TD]
[TD="width: 15"][/TD]
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[TD="width: 15"][/TD]
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[TD="width: 15"][/TD]
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Intel Core i7 2700K 2ND GEN. 3.5GHZ 8MB CACHE MAX TURBO FREQUENCY 3.9GHZ[/LEFT][/TD]
[TD="width: 55"][RIGHT]
29800[/RIGHT][/TD]
[TD="width: 45"]
[/TD]
[TD="width: 15"][/TD]
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[TD="width: 464"][LEFT]
Intel Core i7 2600K 2ND GEN. 3.4GHZ 8MB CACHE MAX TURBO FREQUENCY 3.8GHZ[/LEFT][/TD]
[TD="width: 55"][RIGHT]
29900[/RIGHT][/TD]
[TD="width: 45"]
[/TD]
[TD="width: 15"][/TD]
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Intel Core i7 2600 2ND GEN. 3.4GHZ 8MB CACHE MAX TURBO FREQUENCY 3.8GHZ[/LEFT][/TD]
[TD="width: 55"][RIGHT]
29700[/RIGHT][/TD]
[TD="width: 45"]
[/TD]
[TD="width: 15"][/TD]
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Intel Core i5 2500K 2ND GEN. 3.3GHZ 6MB CACHE MAX TURBO FREQUENCY 3.7GHZ[/LEFT][/TD]
[TD="width: 55"][RIGHT]
21600[/RIGHT][/TD]
[TD="width: 45"]
[/TD]
[TD="width: 15"][/TD]
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[TD="width: 15"][/TD]
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[TD="width: 15"][/TD]
[TD="width: 464"][LEFT]
Intel Core i5 2500 2ND GEN. 3.3GHZ 6MB CACHE MAX TURBO FREQUENCY 3.7GHZ[/LEFT][/TD]
[TD="width: 55"][RIGHT]
20200[/RIGHT][/TD]
[TD="width: 45"]
[/TD]
[TD="width: 15"][/TD]
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[TD="width: 564, bgcolor: #E6ECF9, colspan: 3"][/TD]
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Intel Core i5 2400 2ND GEN. 3.1GHZ 6MB CACHE MAX TURBO FREQUENCY 3.4GHZ[/LEFT][/TD]
[TD="width: 55"][RIGHT]
18100[/RIGHT][/TD]
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[/TD]
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And I'm not sure what i5 are you comparing with what i7...
the i7 2600k or 2700k or 3770 is more than enough.
from the list it seems 3770 is the best for its price. and the price difference between the cheapest i5 and 3770 is less than 15k.
I'm not sure how much 990 cost, but to my knowledge its no longer produced...and considering you can get a faster processor for just 15k more.
anything faster is not needed.
@poster: use these two links for comparison :
PassMark Intel vs AMD CPU Benchmarks - High End
Galaxy ... Intel processor