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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel i7-8557U vs i5-10300H

The Intel Core i5-10300H @ 2.50GHz is newer than Intel Core i7-8557U @ 1.70GHz also around 11% faster in multi-threaded (CPU Mark) testing, it is around 8% faster in single-thread testing. However, Intel Core i7-8557U @ 1.70GHz uses substantially less power. The CPUs selected in this comparison belong in different CPU Classes: Laptop, Desktop. Consider, selecting CPUs from simliar CPU Class for more apt comparison.The values below were tabulated from a combined 3298 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 i7-8557U @ 1.70GHz×Intel Core i5-10300H @ 2.50GHz+ ADD
Price Search Online Search Online
Socket TypeFCBGA1528FCBGA1440
CPU ClassLaptopDesktop, Laptop
Clockspeed1.7 GHz2.5 GHz
Turbo SpeedUp to 4.5 GHzUp to 4.5 GHz
# of Physical Cores4 (Threads: 8)4 (Threads: 8)
CacheL1: 256KB, L2: 1.0MB, L3: 8MBL1: 256KB, L2: 1.0MB, L3: 8MB
TDP15W45W
Yearly Running Cost$2.74$8.21
OtherIntel Iris Plus Graphics 645Intel UHD Graphics
First Seen on ChartQ4 2019Q1 2020
# of Samples253273
CPU Value17.133.3
Single Thread Rating(% diff. to max in group)2340(-8.0%)2543(0.0%)
CPU Mark(% diff. to max in group)7385(-11.2%)8318(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 26th of February 2025 - Higher results represent better performance
Intel Core i7-8557U @ 1.70GHz
7,385
Intel Core i5-10300H @ 2.50GHz
8,318
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 26th of February 2025 - Higher results represent better value
Intel Core i7-8557U @ 1.70GHz
17.1
Intel Core i5-10300H @ 2.50GHz
33.3
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 26th of February 2025 - Higher results represent better performance
Intel Core i7-8557U @ 1.70GHz
2,340
Intel Core i5-10300H @ 2.50GHz
2,543
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 i7-8557U @ 1.70GHz Intel Core i5-10300H @ 2.50GHz
Max TDP15W45W
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.