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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel i9-9900 vs i9-9900KF

The Intel Core i9-9900 @ 3.10GHz is newer than Intel Core i9-9900KF @ 3.60GHz, while Intel Core i9-9900KF @ 3.60GHz is around 10% faster in multi-threaded (CPU Mark) testing but the CPUs have comparable single-thread rating. However, Intel Core i9-9900KF @ 3.60GHz uses around 38% more power. All the CPUs in this comparison belong in the Desktop CPU Class.The values below were tabulated from a combined 2717 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 i9-9900 @ 3.10GHz×Intel Core i9-9900KF @ 3.60GHz+ ADD
Price $518.7 - BUY $299 - BUY
Socket TypeFCLGA1151-2FCLGA1151-2
CPU ClassDesktopDesktop
Clockspeed3.1 GHz3.6 GHz
Turbo SpeedUp to 5.0 GHzUp to 5.0 GHz
# of Physical Cores8 (Threads: 16)8 (Threads: 16)
CacheL1: 512KB, L2: 2.0MB, L3: 16MBL1: 512KB, L2: 2.0MB, L3: 16MB
TDP65W95W
Yearly Running Cost$11.86$17.34
OtherIntel UHD Graphics 630
First Seen on ChartQ3 2019Q2 2019
# of Samples7451972
CPU Value31.660.8
Single Thread Rating(% diff. to max in group)2813(-3.6%)2919(0.0%)
CPU Mark(% diff. to max in group)16373(-9.9%)18177(0.0%)

CPU Mark Rating
As of 13th of March 2025 - Higher results represent better performance
Intel Core i9-9900 @ 3.10GHz
16,373
Intel Core i9-9900KF @ 3.60GHz
18,177
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 13th of March 2025 - Higher results represent better value
Intel Core i9-9900 @ 3.10GHz
31.6
Intel Core i9-9900KF @ 3.60GHz
60.8
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 13th of March 2025 - Higher results represent better performance
Intel Core i9-9900 @ 3.10GHz
2,813
Intel Core i9-9900KF @ 3.60GHz
2,919
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 i9-9900 @ 3.10GHz Intel Core i9-9900KF @ 3.60GHz
Max TDP65W95W
Power consumption per day (kWh)0.130.19
Running cost per day$0.033$0.048
Power consumption per year (kWh)47.569.3
Running cost per year$11.86$17.34
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.