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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel i9-10900KF vs i9-7900X

The Intel Core i9-10900KF @ 3.70GHz is newer than Intel Core i9-7900X @ 3.30GHz also around 7% faster in multi-threaded (CPU Mark) testing, it is around 18% faster in single-thread testing. However, Intel Core i9-7900X @ 3.30GHz uses around 11% more power. All the CPUs in this comparison belong in the Desktop CPU Class.The values below were tabulated from a combined 2294 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 i9-10900KF @ 3.70GHz×Intel Core i9-7900X @ 3.30GHz+ ADD
Price $249 - BUY $325 - BUY
Socket TypeFCLGA1200FCLGA2066
CPU ClassDesktopDesktop
Clockspeed3.7 GHz3.3 GHz
Turbo SpeedUp to 5.3 GHzUp to 4.5 GHz
# of Physical Cores10 (Threads: 20)10 (Threads: 20)
CacheL1: 640KB, L2: 2.5MB, L3: 20MBL1: 640KB, L2: 10.0MB, L3: 14MB
TDP125W140W
Yearly Running Cost$22.81$25.55
Other
First Seen on ChartQ2 2020Q2 2017
# of Samples11261168
CPU Value90.364.7
Single Thread Rating(% diff. to max in group)3117(0.0%)2550(-18.2%)
CPU Mark(% diff. to max in group)22492(0.0%)21019(-6.6%)

CPU Mark Rating
As of 9th of January 2025 - Higher results represent better performance
Intel Core i9-10900KF @ 3.70GHz
22,492
Intel Core i9-7900X @ 3.30GHz
21,019
CPU Value (CPU Mark / $Price)
As of 9th of January 2025 - Higher results represent better value
Intel Core i9-10900KF @ 3.70GHz
90.3
Intel Core i9-7900X @ 3.30GHz
64.7
CPU Single Thread Rating
As of 9th of January 2025 - Higher results represent better performance
Intel Core i9-10900KF @ 3.70GHz
3,117
Intel Core i9-7900X @ 3.30GHz
2,550
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 i9-10900KF @ 3.70GHz Intel Core i9-7900X @ 3.30GHz
Max TDP125W140W
Power consumption per day (kWh)0.250.28
Running cost per day$0.063$0.070
Power consumption per year (kWh)91.3102.2
Running cost per year$22.81$25.55
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.