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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Core i7-3920XM @ 2.90GHz vs Intel Core i7-3840QM @ 2.80GHz

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


×Intel Core i7-3920XM @ 2.90GHz×Intel Core i7-3840QM @ 2.80GHz+ ADD
Price$10961$3351
Socket TypeFCPGA988rPGA988B
CPU ClassLaptopLaptop
Clockspeed2.9 GHz2.8 GHz
Turbo SpeedUp to 3.8 GHzUp to 3.8 GHz
# of Physical Cores4 (2 logical cores per physical)4 (2 logical cores per physical)
Max TDP55W45W
Yearly Running Cost$10.04$8.21
First Seen on ChartQ2 2012Q2 2012
# of Samples89627
Single Thread Rating19611913
CPU Mark89848762

CPU Mark Rating
As of 20th of January 2020 - Higher results represent better performance
Intel Core i7-3920XM @ 2.90GHz
 8,984
Intel Core i7-3840QM @ 2.80GHz
 8,762
PassMark Software © 2008-2020
CPU Value (CPU Mark / $Price)
As of 20th of January 2020 - Higher results represent better value
Intel Core i7-3920XM @ 2.90GHz
 8.20
Intel Core i7-3840QM @ 2.80GHz
 26.16
PassMark Software © 2008-2020
CPU Single Thread Rating
As of 20th of January 2020 - Higher results represent better performance
Intel Core i7-3920XM @ 2.90GHz
 1,961
Intel Core i7-3840QM @ 2.80GHz
 1,913
PassMark Software © 2008-2020

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 i7-3920XM @ 2.90GHzIntel Core i7-3840QM @ 2.80GHz
Max TDP55W45W
Power consumption per day (kWh)abcabc
Running cost per dayabcabc
Power consumption per year (kWh)abcabc
Running cost per yearabcabc
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.