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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Core i7-640M @ 2.80GHz vs Intel Pentium N4200 @ 1.10GHz

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

×Intel Core i7-640M @ 2.80GHz×Intel Pentium N4200 @ 1.10GHz+ ADD
Price$99.99
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$228.711
Socket TypeBGA1288FCBGA1296
CPU ClassLaptopLaptop
Clockspeed3.5 GHz1.1 GHz
Turbo SpeedUp to 3.5 GHzUp to 2.5 GHz
# of Physical Cores2 (Threads: 4)4 (Threads: 4)
Max TDP35W6W
Yearly Running Cost$6.39$1.10
First Seen on ChartQ4 2010Q4 2016
# of Samples633509
Cross-Platform Rating43493429
Single Thread Rating1394849
CPU Mark20662137
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 1st of March 2021 - Higher results represent better performance
Intel Core i7-640M @ 2.80GHz
2,066
Intel Pentium N4200 @ 1.10GHz
2,137
CPU Value (CPU Mark / $Price)
As of 1st of March 2021 - Higher results represent better value
Intel Core i7-640M @ 2.80GHz
20.66
Intel Pentium N4200 @ 1.10GHz
9.35
CPU Single Thread Rating
As of 1st of March 2021 - Higher results represent better performance
Intel Core i7-640M @ 2.80GHz
1,394
Intel Pentium N4200 @ 1.10GHz
849

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 i7-640M @ 2.80GHzIntel Pentium N4200 @ 1.10GHz
Max TDP35W6W
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.