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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

AMD Ryzen 9 3900 vs Intel Core i7-12700K

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.

×AMD Ryzen 9 3900×Intel Core i7-12700K+ ADD
Price $504.15 - BUY Search Online
Socket TypeAM4FCLGA1700
CPU ClassDesktopDesktop
Clockspeed3.1 GHz3.6 GHz
Turbo SpeedUp to 4.3 GHzUp to 5.0 GHz
# of Physical Cores12 (Threads: 24)12 (Threads: 20)
CacheL1: 768KB, L2: 6.0MB, L3: 64MBL1: 960KB, L2: 4.0MB, L3: 25MB
Max TDP65W190W
Yearly Running Cost$11.86$34.68
OtherIntel UHD Graphics 770
First Seen on ChartQ4 2019Q4 2021
# of Samples2794226
CPU Value61.185.1
Single Thread Rating(% diff. to max in group)2613(-35.6%)4056(0.0%)
CPU Mark(% diff. to max in group)30790(-11.6%)34811(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 1st of June 2023 - Higher results represent better performance
AMD Ryzen 9 3900
30,790
Intel Core i7-12700K
34,811
PassMark Software © 2008-2023
CPU Value (CPU Mark / $Price)
As of 1st of June 2023 - Higher results represent better value
AMD Ryzen 9 3900
61.1
Intel Core i7-12700K
85.1
PassMark Software © 2008-2023
CPU Single Thread Rating
As of 1st of June 2023 - Higher results represent better performance
AMD Ryzen 9 3900
2,613
Intel Core i7-12700K
4,056
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.
AMD Ryzen 9 3900Intel Core i7-12700K
Max TDP65W190W
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.