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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

AMD Ryzen 9 3950X vs Intel i9-12900K

The Intel Core i9-12900K is newer than AMD Ryzen 9 3950X also around 7% faster in multi-threaded (CPU Mark) testing, it is around 35% faster in single-thread testing. However, AMD Ryzen 9 3950X uses substantially less power. All the CPUs in this comparison belong in the Desktop CPU Class.The values below were tabulated from a combined 10601 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.

×AMD Ryzen 9 3950X×Intel Core i9-12900K+ ADD
Price $277.48 - BUY $275 - BUY
Socket TypeAM4FCLGA1700
CPU ClassDesktopDesktop
Clockspeed3.5 GHz3.2 GHz
Turbo SpeedUp to 4.7 GHzUp to 5.2 GHz
# of Physical Cores16 (Threads: 32)16 (Threads: 24)
CacheL1: 1,024KB, L2: 8.0MB, L3: 64MBL1: 1,408KB, L2: 14.0MB, L3: 30MB
TDP105W241W
Yearly Running Cost$19.16$43.98
OtherIntel UHD Graphics 770
First Seen on ChartQ4 2019Q4 2021
# of Samples32827319
CPU Value139.5150.7
Single Thread Rating(% diff. to max in group)2704(-35.0%)4157(0.0%)
CPU Mark(% diff. to max in group)38716(-6.6%)41435(0.0%)

CPU Mark Rating
As of 22nd of December 2024 - Higher results represent better performance
AMD Ryzen 9 3950X
38,716
Intel Core i9-12900K
41,435
PassMark Software © 2008-2024
CPU Value (CPU Mark / $Price)
As of 22nd of December 2024 - Higher results represent better value
AMD Ryzen 9 3950X
139.5
Intel Core i9-12900K
150.7
PassMark Software © 2008-2024
CPU Single Thread Rating
As of 22nd of December 2024 - Higher results represent better performance
AMD Ryzen 9 3950X
2,704
Intel Core i9-12900K
4,157
PassMark Software © 2008-2024
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.
AMD Ryzen 9 3950X Intel Core i9-12900K
Max TDP105W241W
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.