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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel i5-8600K vs i5-9600K vs i7-9700K vs i9-9900K

All the CPUs in this comparison belong in the Desktop CPU Class.The values below were tabulated from a combined 33558 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 i5-8600K @ 3.60GHz×Intel Core i5-9600K @ 3.70GHz×Intel Core i7-9700K @ 3.60GHz×Intel Core i9-9900K @ 3.60GHz+ ADD
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Socket TypeFCLGA1151-2FCLGA1151-2FCLGA1151-2FCLGA1151-2
CPU ClassDesktopDesktopDesktopDesktop
Clockspeed3.6 GHz3.7 GHz3.6 GHz3.6 GHz
Turbo SpeedUp to 4.3 GHzUp to 4.6 GHzUp to 4.9 GHzUp to 5.0 GHz
# of Physical Cores6 (Threads: 6)6 (Threads: 6)8 (Threads: 8)8 (Threads: 16)
CacheL1: 384KB, L2: 1.5MB, L3: 9MBL1: 384KB, L2: 1.5MB, L3: 9MBL1: 512KB, L2: 2.0MB, L3: 12MBL1: 512KB, L2: 2.0MB, L3: 16MB
TDP95W95W95W95W
Yearly Running Cost$17.34$17.34$17.34$17.34
OtherIntel UHD Graphics 630Intel UHD Graphics 630Intel UHD Graphics 630Intel UHD Graphics 630
First Seen on ChartQ4 2017Q4 2018Q4 2018Q4 2018
# of Samples329655091001714736
CPU Value0.00.00.00.0
Single Thread Rating(% diff. to max in group)2582(-11.6%)2731(-6.5%)2868(-1.9%)2922(0.0%)
CPU Mark(% diff. to max in group)10166(-44.1%)10643(-41.5%)14425(-20.7%)18187(0.0%)

CPU Mark Rating
As of 19th of April 2025 - Higher results represent better performance
Intel Core i5-8600K @ 3.60GHz
10,166
Intel Core i5-9600K @ 3.70GHz
10,643
Intel Core i7-9700K @ 3.60GHz
14,425
Intel Core i9-9900K @ 3.60GHz
18,187
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 19th of April 2025 - Higher results represent better performance
Intel Core i5-8600K @ 3.60GHz
2,582
Intel Core i5-9600K @ 3.70GHz
2,731
Intel Core i7-9700K @ 3.60GHz
2,868
Intel Core i9-9900K @ 3.60GHz
2,922
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 i5-8600K @ 3.60GHz Intel Core i5-9600K @ 3.70GHz Intel Core i7-9700K @ 3.60GHz Intel Core i9-9900K @ 3.60GHz
Max TDP95W95W95W95W
Power consumption per day (kWh)NANANANA
Running cost per dayNANANANA
Power consumption per year (kWh)NANANANA
Running cost per yearNANANANA
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.