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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Core i3-3120M @ 2.50GHz vs Intel Core i7-2640M @ 2.80GHz

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

×Intel Core i3-3120M @ 2.50GHz×Intel Core i7-2640M @ 2.80GHz+ ADD
Price$1291$119.951
Socket TypePGA988BGA1023
CPU ClassLaptopLaptop
Clockspeed2.5 GHz2.8 GHz
Turbo SpeedNot SupportedUp to 3.5 GHz
# of Physical Cores2 (Threads: 4)2 (Threads: 4)
Max TDP35W35W
Yearly Running Cost$6.39$6.39
First Seen on ChartQ1 2012Q4 2011
# of Samples12551507
Single Thread Rating(% diff. to max in group)1265(-14.4%)1478(0.0%)
CPU Mark(% diff. to max in group)1638(-32.5%)2427(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 3rd of July 2022 - Higher results represent better performance
Intel Core i3-3120M @ 2.50GHz
1,638
Intel Core i7-2640M @ 2.80GHz
2,427
CPU Value (CPU Mark / $Price)
As of 3rd of July 2022 - Higher results represent better value
Intel Core i3-3120M @ 2.50GHz
12.70
Intel Core i7-2640M @ 2.80GHz
20.23
CPU Single Thread Rating
As of 3rd of July 2022 - Higher results represent better performance
Intel Core i3-3120M @ 2.50GHz
1,265
Intel Core i7-2640M @ 2.80GHz
1,478

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 i3-3120M @ 2.50GHzIntel Core i7-2640M @ 2.80GHz
Max TDP35W35W
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.