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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel i7-4940MX vs i5-8365U

The Intel Core i5-8365U @ 1.60GHz is newer than Intel Core i7-4940MX @ 3.10GHz and is around -12% slower in multi-threaded (CPU Mark) testing. The Intel Core i5-8365U @ 1.60GHz is around -5% slower in single-thread testing. Also, Intel Core i5-8365U @ 1.60GHz uses substantially less power. All the CPUs in this comparison belong in the Laptop CPU Class. The values below were tabulated from a combined 2407 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 i7-4940MX @ 3.10GHz×Intel Core i5-8365U @ 1.60GHz+ ADD
Price Search Online Search Online
Socket TypeFPGA946,FPGA947FCBGA1528
CPU ClassLaptopLaptop
Clockspeed3.1 GHz1.6 GHz
Turbo SpeedUp to 4.0 GHzUp to 4.1 GHz
# of Physical Cores4 (Threads: 8)4 (Threads: 8)
CacheL1: 256KB, L2: 1.0MB, L3: 8MBL1: 256KB, L2: 1.0MB, L3: 6MB
TDP57W15W
Yearly Running Cost$10.40$2.74
OtherIntel UHD Graphics 620
First Seen on ChartQ1 2014Q2 2019
# of Samples1912216
CPU Value9.811.1
Single Thread Rating(% diff. to max in group)2186(0.0%)2076(-5.0%)
CPU Mark(% diff. to max in group)6829(0.0%)5981(-12.4%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 20th of June 2025 - Higher results represent better performance
Intel Core i7-4940MX @ 3.10GHz
6,829
Intel Core i5-8365U @ 1.60GHz
5,981
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 20th of June 2025 - Higher results represent better value
Intel Core i7-4940MX @ 3.10GHz
9.8
Intel Core i5-8365U @ 1.60GHz
11.1
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 20th of June 2025 - Higher results represent better performance
Intel Core i7-4940MX @ 3.10GHz
2,186
Intel Core i5-8365U @ 1.60GHz
2,076
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 i7-4940MX @ 3.10GHz Intel Core i5-8365U @ 1.60GHz
Max TDP57W15W
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.