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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Atom Z3775 @ 1.46GHz vs Intel Core i7-6500U @ 2.50GHz

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

×Intel Atom Z3775 @ 1.46GHz×Intel Core i7-6500U @ 2.50GHz+ ADD
Price$5001$3931
Socket TypeUTFCBGA1380FCBGA1356
CPU ClassLaptopLaptop
Clockspeed1.5 GHz2.5 GHz
Turbo SpeedUp to 2.4 GHzUp to 3.1 GHz
# of Physical Cores4 (Threads: 4)2 (Threads: 4)
Max TDP4W15W
Yearly Running Cost$0.73$2.74
First Seen on ChartQ2 2014Q2 2015
# of Samples2004919
Cross-Platform Rating11246133
Single Thread Rating5381716
CPU Mark7543285
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 28th of September 2021 - Higher results represent better performance
Intel Atom Z3775 @ 1.46GHz
754
Intel Core i7-6500U @ 2.50GHz
3,285
CPU Value (CPU Mark / $Price)
As of 28th of September 2021 - Higher results represent better value
Intel Atom Z3775 @ 1.46GHz
1.51
Intel Core i7-6500U @ 2.50GHz
8.36
CPU Single Thread Rating
As of 28th of September 2021 - Higher results represent better performance
Intel Atom Z3775 @ 1.46GHz
538
Intel Core i7-6500U @ 2.50GHz
1,716

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 Atom Z3775 @ 1.46GHzIntel Core i7-6500U @ 2.50GHz
Max TDP4W15W
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.