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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel i9-9900KS vs AMD Ryzen 7 2700X

The Intel Core i9-9900KS @ 4.00GHz is newer than AMD Ryzen 7 2700X and is around 11% faster in multi-threaded (CPU Mark) testing. The Intel Core i9-9900KS @ 4.00GHz is around 25% faster in single-thread testing. Also, Intel Core i9-9900KS @ 4.00GHz uses around 19% more power. All the CPUs in this comparison belong in the Desktop CPU Class. The values below were tabulated from a combined 12747 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 i9-9900KS @ 4.00GHz×AMD Ryzen 7 2700X+ ADD
Price Search Online $183 - BUY
Socket TypeFCLGA1151-2AM4
CPU ClassDesktopDesktop
Clockspeed4.0 GHz3.7 GHz
Turbo SpeedUp to 5.0 GHzUp to 4.3 GHz
# of Physical Cores8 (Threads: 16)8 (Threads: 16)
CacheL1: 512KB, L2: 2.0MB, L3: 16MBL1: 768KB, L2: 4.0MB, L3: 16MB
TDP127W105W
Yearly Running Cost$23.18$19.16
OtherIntel UHD Graphics 630
First Seen on ChartQ4 2019Q2 2018
# of Samples56212185
CPU Value38.995.5
Single Thread Rating(% diff. to max in group)3034(0.0%)2418(-20.3%)
CPU Mark(% diff. to max in group)19452(0.0%)17485(-10.1%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 16th of May 2025 - Higher results represent better performance
Intel Core i9-9900KS @ 4.00GHz
19,452
AMD Ryzen 7 2700X
17,485
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 16th of May 2025 - Higher results represent better value
Intel Core i9-9900KS @ 4.00GHz
38.9
AMD Ryzen 7 2700X
95.5
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 16th of May 2025 - Higher results represent better performance
Intel Core i9-9900KS @ 4.00GHz
3,034
AMD Ryzen 7 2700X
2,418
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 i9-9900KS @ 4.00GHz AMD Ryzen 7 2700X
Max TDP127W105W
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.