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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel i5-7400 vs i3-7350K

The Intel Core i3-7350K @ 4.20GHz is newer than Intel Core i5-7400 @ 3.00GHz, while Intel Core i5-7400 @ 3.00GHz is around 9% faster in multi-threaded (CPU Mark) testing, but Intel Core i3-7350K @ 4.20GHz is around 19% faster in single-thread testing. Both CPUs operates at simliar power levels (TDP). All the CPUs in this comparison belong in the Desktop CPU Class.The values below were tabulated from a combined 5133 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 i5-7400 @ 3.00GHz×Intel Core i3-7350K @ 4.20GHz+ ADD
Price $96 - BUY $42 - BUY
Socket TypeFCLGA1151FCLGA1151
CPU ClassDesktopDesktop
Clockspeed3.0 GHz4.2 GHz
Turbo SpeedUp to 3.5 GHzNot Supported
# of Physical Cores4 (Threads: 4)2 (Threads: 4)
CacheL1: 256KB, L2: 1.0MB, L3: 6MBL1: 128KB, L2: 0.5MB, L3: 4MB
TDP65W60W
Yearly Running Cost$11.86$10.95
OtherIntel HD Graphics 630Intel HD Graphics 630
First Seen on ChartQ1 2017Q1 2017
# of Samples4969164
CPU Value57.0118.3
Single Thread Rating(% diff. to max in group)2081(-19.2%)2574(0.0%)
CPU Mark(% diff. to max in group)5474(0.0%)4967(-9.3%)

CPU Mark Rating
As of 15th of January 2025 - Higher results represent better performance
Intel Core i5-7400 @ 3.00GHz
5,474
Intel Core i3-7350K @ 4.20GHz
4,967
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 15th of January 2025 - Higher results represent better value
Intel Core i5-7400 @ 3.00GHz
57.0
Intel Core i3-7350K @ 4.20GHz
118.3
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 15th of January 2025 - Higher results represent better performance
Intel Core i5-7400 @ 3.00GHz
2,081
Intel Core i3-7350K @ 4.20GHz
2,574
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 i5-7400 @ 3.00GHz Intel Core i3-7350K @ 4.20GHz
Max TDP65W60W
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.