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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel i9-9900KF vs i7-9800X

The Intel Core i9-9900KF @ 3.60GHz is newer than Intel Core i7-9800X @ 3.80GHz, while the multi-threaded (CPU Mark) is simliar, Intel Core i9-9900KF @ 3.60GHz is around 12% faster in single-thread testing. However, Intel Core i9-9900KF @ 3.60GHz uses substantially less power. All the CPUs in this comparison belong in the Desktop CPU Class.The values below were tabulated from a combined 2090 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 i9-9900KF @ 3.60GHz×Intel Core i7-9800X @ 3.80GHz+ ADD
Price $287 - BUY $264.13 - BUY
Socket TypeFCLGA1151-2FCLGA2066
CPU ClassDesktopDesktop
Clockspeed3.6 GHz3.8 GHz
Turbo SpeedUp to 5.0 GHzUp to 4.5 GHz
# of Physical Cores8 (Threads: 16)8 (Threads: 16)
CacheL1: 512KB, L2: 2.0MB, L3: 16MBL1: 512KB, L2: 8.0MB, L3: 17MB
TDP95W165W
Yearly Running Cost$17.34$30.11
Other
First Seen on ChartQ2 2019Q4 2018
# of Samples1860230
CPU Value63.568.5
Single Thread Rating(% diff. to max in group)2922(0.0%)2573(-11.9%)
CPU Mark(% diff. to max in group)18221(0.0%)18087(-0.7%)

CPU Mark Rating
As of 22nd of December 2024 - Higher results represent better performance
Intel Core i9-9900KF @ 3.60GHz
18,221
Intel Core i7-9800X @ 3.80GHz
18,087
PassMark Software © 2008-2024
CPU Value (CPU Mark / $Price)
As of 22nd of December 2024 - Higher results represent better value
Intel Core i9-9900KF @ 3.60GHz
63.5
Intel Core i7-9800X @ 3.80GHz
68.5
PassMark Software © 2008-2024
CPU Single Thread Rating
As of 22nd of December 2024 - Higher results represent better performance
Intel Core i9-9900KF @ 3.60GHz
2,922
Intel Core i7-9800X @ 3.80GHz
2,573
PassMark Software © 2008-2024
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 i9-9900KF @ 3.60GHz Intel Core i7-9800X @ 3.80GHz
Max TDP95W165W
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.