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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Core i7-990X @ 3.47GHz vs Intel Core i7-3820 @ 3.60GHz

The values for the CPUs below are determined from thousands of PerformanceTest benchmark results and are updated daily.


×Intel Core i7-990X @ 3.47GHz×Intel Core i7-3820 @ 3.60GHz+ ADD
Price$217.99
BUY NOW!		$116.99
BUY NOW!
Socket TypeLGA1366LGA2011
CPU ClassDesktopDesktop
Clockspeed3.5 GHz3.6 GHz
Turbo SpeedUp to 3.7 GHzUp to 3.8 GHz
# of Physical Cores6 (Threads: 12)4 (Threads: 8)
Max TDP130W130W
Yearly Running Cost$23.73$23.73
First Seen on ChartQ1 2011Q1 2012
# of Samples4052893
Single Thread Rating(% diff. to max in group)1599(-8.1%)1740(0.0%)
CPU Mark(% diff. to max in group)7111(0.0%)5774(-18.8%)

CPU Mark Rating
As of 6th of July 2022 - Higher results represent better performance
Intel Core i7-990X @ 3.47GHz
 7,111
Intel Core i7-3820 @ 3.60GHz
 5,774
PassMark Software © 2008-2022
CPU Value (CPU Mark / $Price)
As of 6th of July 2022 - Higher results represent better value
Intel Core i7-990X @ 3.47GHz
 32.62
Intel Core i7-3820 @ 3.60GHz
 49.36
PassMark Software © 2008-2022
CPU Single Thread Rating
As of 6th of July 2022 - Higher results represent better performance
Intel Core i7-990X @ 3.47GHz
 1,599
Intel Core i7-3820 @ 3.60GHz
 1,740
PassMark Software © 2008-2022

Estimated Energy Usage Cost
Estimated Energy Adjustable Values
Average hours of use per dayAverage CPU Utilization (0-100%)1Power cost, $ per kWh2
1Average user usage is typically low and can vary from task to task. An estimate load 25% is nominal.
2Typical power costs vary around the world. Check your last power bill for details. Values of $0.15 to $0.45 per kWh are typical.
Intel Core i7-990X @ 3.47GHzIntel Core i7-3820 @ 3.60GHz
Max TDP130W130W
Power consumption per day (kWh)NANA
Running cost per dayNANA
Power consumption per year (kWh)NANA
Running cost per yearNANA
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.