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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Core i3-8121U @ 2.20GHz vs Intel Core i7-3520M @ 2.90GHz

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

×Intel Core i3-8121U @ 2.20GHz×Intel Core i7-3520M @ 2.90GHz+ ADD
Price$507.98
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$132.021
Socket TypeNA2BGA1023
CPU ClassLaptopLaptop
Clockspeed2.2 GHz2.9 GHz
Turbo SpeedUp to 3.2 GHzUp to 3.6 GHz
# of Physical Cores2 (Threads: 4)2 (Threads: 4)
Max TDP15W35W
Yearly Running Cost$2.74$6.39
First Seen on ChartQ4 2018Q2 2012
# of Samples121948
Cross-Platform Rating69435983
Single Thread Rating19051677
CPU Mark42842820
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 4th of June 2020 - Higher results represent better performance
Intel Core i3-8121U @ 2.20GHz
4,284
Intel Core i7-3520M @ 2.90GHz
2,820
CPU Value (CPU Mark / $Price)
As of 4th of June 2020 - Higher results represent better value
Intel Core i3-8121U @ 2.20GHz
8.43
Intel Core i7-3520M @ 2.90GHz
21.36
CPU Single Thread Rating
As of 4th of June 2020 - Higher results represent better performance
Intel Core i3-8121U @ 2.20GHz
1,905
Intel Core i7-3520M @ 2.90GHz
1,677

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 i3-8121U @ 2.20GHzIntel Core i7-3520M @ 2.90GHz
Max TDP15W35W
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.