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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Core i9-12900K vs AMD Ryzen 9 3950X

The values for the CPUs below are determined from thousands of PerformanceTest benchmark results and are updated daily.

  • 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 i9-12900K×AMD Ryzen 9 3950X+ ADD
Price $352.99 - BUY $459.99 - BUY
Socket TypeFCLGA1700AM4
CPU ClassDesktopDesktop
Clockspeed3.2 GHz3.5 GHz
Turbo SpeedUp to 5.2 GHzUp to 4.7 GHz
# of Physical Cores16 (Threads: 24)16 (Threads: 32)
CacheL1: 1,152KB, L2: 6.0MB, L3: 30MBL1: 1,024KB, L2: 8.0MB, L3: 64MB
TDP241W105W
Yearly Running Cost$43.98$19.16
OtherIntel UHD Graphics 770
First Seen on ChartQ4 2021Q4 2019
# of Samples48422882
CPU Value117.584.6
Single Thread Rating(% diff. to max in group)4194(0.0%)2709(-35.4%)
CPU Mark(% diff. to max in group)41461(0.0%)38920(-6.1%)

CPU Mark Rating
As of 1st of October 2023 - Higher results represent better performance
Intel Core i9-12900K
41,461
AMD Ryzen 9 3950X
38,920
PassMark Software © 2008-2023
CPU Value (CPU Mark / $Price)
As of 1st of October 2023 - Higher results represent better value
Intel Core i9-12900K
117.5
AMD Ryzen 9 3950X
84.6
PassMark Software © 2008-2023
CPU Single Thread Rating
As of 1st of October 2023 - Higher results represent better performance
Intel Core i9-12900K
4,194
AMD Ryzen 9 3950X
2,709
PassMark Software © 2008-2023

Estimated Energy Usage Cost
Estimated Energy Adjustable Values
Average hours of use per dayAverage CPU Utilization (0-100%)1Power cost, $ per kWh2
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 i9-12900KAMD Ryzen 9 3950X
Max TDP241W105W
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.