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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel i7-5557U vs i7-6500U

The Intel Core i7-6500U @ 2.50GHz is newer than Intel Core i7-5557U @ 3.10GHz, while the multi-threaded (CPU Mark) is simliar, Intel Core i7-5557U @ 3.10GHz is around 13% faster in single-thread testing. However, Intel Core i7-6500U @ 2.50GHz uses substantially less power. All the CPUs in this comparison belong in the Laptop CPU Class.The values below were tabulated from a combined 6654 benchmarks submitted from our PerformanceTest software and results and are updated daily to include new submissions.

  • The first section will show basic information for each CPU selected.
  • The additional graphs shows the CPU Mark and Single Thread values of each CPU selected.
  • An accompany graph, if price data is available, will shows the value for money, in terms of the CPU Mark/Thread Rating per dollar.
  • The last section will show approximate yearly running costs for the CPUs.

×Intel Core i7-5557U @ 3.10GHz×Intel Core i7-6500U @ 2.50GHz+ ADD
Price Search Online Search Online
Socket TypeFCBGA1168FCBGA1356
CPU ClassLaptopLaptop
Clockspeed3.1 GHz2.5 GHz
Turbo SpeedUp to 3.4 GHzUp to 3.1 GHz
# of Physical Cores2 (Threads: 4)2 (Threads: 4)
CacheL1: 128KB, L2: 0.5MB, L3: 4MBL1: 128KB, L2: 0.5MB, L3: 4MB
TDP28W15W
Yearly Running Cost$5.11$2.74
OtherIntel HD Graphics 520
First Seen on ChartQ1 2015Q3 2015
# of Samples4976157
CPU Value5.28.3
Single Thread Rating(% diff. to max in group)1935(0.0%)1691(-12.6%)
CPU Mark(% diff. to max in group)3155(-3.9%)3281(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 18th of April 2025 - Higher results represent better performance
Intel Core i7-5557U @ 3.10GHz
3,155
Intel Core i7-6500U @ 2.50GHz
3,281
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 18th of April 2025 - Higher results represent better value
Intel Core i7-5557U @ 3.10GHz
5.2
Intel Core i7-6500U @ 2.50GHz
8.3
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 18th of April 2025 - Higher results represent better performance
Intel Core i7-5557U @ 3.10GHz
1,935
Intel Core i7-6500U @ 2.50GHz
1,691
PassMark Software © 2008-2025
Estimated Energy Usage Cost
Estimated Energy Adjustable Values
Average hours of use per day Average CPU Utilization (0-100%)1 Power cost, $ per kWh2
8
25
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 i7-5557U @ 3.10GHz Intel Core i7-6500U @ 2.50GHz
Max TDP28W15W
Power consumption per day (kWh)0.060.03
Running cost per day$0.014$0.007
Power consumption per year (kWh)20.410.9
Running cost per year$5.11$2.74
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.