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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel i5-11400H vs i7-8700B

The Intel Core i5-11400H @ 2.70GHz is newer than Intel Core i7-8700B @ 3.20GHz also around 24% faster in multi-threaded (CPU Mark) testing, it is around 9% faster in single-thread testing. However, Intel Core i7-8700B @ 3.20GHz uses around 36% more power. All the CPUs in this comparison belong in the Laptop CPU Class.The values below were tabulated from a combined 3161 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 i5-11400H @ 2.70GHz×Intel Core i7-8700B @ 3.20GHz+ ADD
Price Search Online Search Online
Socket TypeFCBGA1787FCBGA1440
CPU ClassLaptopLaptop
Clockspeed2.7 GHz3.2 GHz
Turbo SpeedUp to 4.5 GHzUp to 4.6 GHz
# of Physical Cores6 (Threads: 12)6 (Threads: 12)
CacheL1: 480KB, L2: 7.5MB, L3: 12MBL1: 384KB, L2: 1.5MB, L3: 12MB
TDP45W65W
Yearly Running Cost$8.21$11.86
OtherIntel UHD Graphics for 11th Gen Intel Processors Intel UHD Graphics 630
First Seen on ChartQ3 2021Q1 2019
# of Samples2919242
CPU Value62.339.1
Single Thread Rating(% diff. to max in group)2994(0.0%)2732(-8.7%)
CPU Mark(% diff. to max in group)15565(0.0%)11851(-23.9%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 8th of January 2025 - Higher results represent better performance
Intel Core i5-11400H @ 2.70GHz
15,565
Intel Core i7-8700B @ 3.20GHz
11,851
CPU Value (CPU Mark / $Price)
As of 8th of January 2025 - Higher results represent better value
Intel Core i5-11400H @ 2.70GHz
62.3
Intel Core i7-8700B @ 3.20GHz
39.1
CPU Single Thread Rating
As of 8th of January 2025 - Higher results represent better performance
Intel Core i5-11400H @ 2.70GHz
2,994
Intel Core i7-8700B @ 3.20GHz
2,732
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 i5-11400H @ 2.70GHz Intel Core i7-8700B @ 3.20GHz
Max TDP45W65W
Power consumption per day (kWh)0.090.13
Running cost per day$0.022$0.033
Power consumption per year (kWh)32.947.5
Running cost per year$8.21$11.86
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.