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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel i9-9900K vs i9-9900KS vs i7-10700K vs i9-10900K

All the CPUs in this comparison belong in the Desktop CPU Class. The values below were tabulated from a combined 29512 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 i9-9900K @ 3.60GHz×Intel Core i9-9900KS @ 4.00GHz×Intel Core i7-10700K @ 3.80GHz×Intel Core i9-10900K @ 3.70GHz+ ADD
Price $298.57 - BUY Search Online $390.61 - BUY Search Online
Socket TypeFCLGA1151-2FCLGA1151-2FCLGA1200FCLGA1200
CPU ClassDesktopDesktopDesktopDesktop
Clockspeed3.6 GHz4.0 GHz3.8 GHz3.7 GHz
Turbo SpeedUp to 5.0 GHzUp to 5.0 GHzUp to 5.1 GHzUp to 5.3 GHz
# of Physical Cores8 (Threads: 16)8 (Threads: 16)8 (Threads: 16)10 (Threads: 20)
CacheL1: 512KB, L2: 2.0MB, L3: 16MBL1: 512KB, L2: 2.0MB, L3: 16MBL1: 512KB, L2: 2.0MB, L3: 16MBL1: 640KB, L2: 2.5MB, L3: 20MB
TDP95W127W125W125W
Yearly Running Cost$17.34$23.18$22.81$22.81
OtherIntel UHD Graphics 630Intel UHD Graphics 630Intel UHD Graphics 630Intel UHD Graphics 630
First Seen on ChartQ4 2018Q4 2019Q2 2020Q2 2020
# of Samples1711762474184353
CPU Rank10499771014806
CPU Value60.514.047.534.7
Single Thread Rating(% diff. to max in group)2913(-6.4%)3028(-2.7%)3039(-2.3%)3111(0.0%)
CPU Mark(% diff. to max in group)18077(-19.0%)19394(-13.1%)18538(-17.0%)22321(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 5th of March 2026 - Higher results represent better performance
Intel Core i9-9900K @ 3.60GHz
18,077
Intel Core i9-9900KS @ 4.00GHz
19,394
Intel Core i7-10700K @ 3.80GHz
18,538
Intel Core i9-10900K @ 3.70GHz
22,321
PassMark Software © 2008-2026
CPU Value (CPU Mark / $Price)
As of 5th of March 2026 - Higher results represent better value
Intel Core i9-9900K @ 3.60GHz
60.5
Intel Core i9-9900KS @ 4.00GHz
14.0
Intel Core i7-10700K @ 3.80GHz
47.5
Intel Core i9-10900K @ 3.70GHz
34.7
PassMark Software © 2008-2026
CPU Single Thread Rating
As of 5th of March 2026 - Higher results represent better performance
Intel Core i9-9900K @ 3.60GHz
2,913
Intel Core i9-9900KS @ 4.00GHz
3,028
Intel Core i7-10700K @ 3.80GHz
3,039
Intel Core i9-10900K @ 3.70GHz
3,111
PassMark Software © 2008-2026
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 i9-9900K @ 3.60GHz Intel Core i9-9900KS @ 4.00GHz Intel Core i7-10700K @ 3.80GHz Intel Core i9-10900K @ 3.70GHz
Max TDP95W127W125W125W
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.