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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel i9-12900KS vs AMD Ryzen 9 7900

The AMD Ryzen 9 7900 is newer than Intel Core i9-12900KS also around 10% faster in multi-threaded (CPU Mark) testing but the CPUs have comparable single-thread rating. However, AMD Ryzen 9 7900 uses substantially less power. All the CPUs in this comparison belong in the Desktop CPU Class.The values below were tabulated from a combined 2407 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 i9-12900KS×AMD Ryzen 9 7900+ ADD
Price $350 - BUY $396.76 - BUY
Socket TypeLGA 1700AM5
CPU ClassDesktopDesktop
Clockspeed3.4 GHz3.7 GHz
Turbo SpeedUp to 5.5 GHzUp to 5.4 GHz
# of Physical Cores16 (Threads: 24)12 (Threads: 24)
CacheL1: 1,408KB, L2: 14.0MB, L3: 30MBL1: 768KB, L2: 12.0MB, L3: 64MB
TDP150W65W
Yearly Running Cost$27.38$11.86
OtherIntel UHD Graphics 770AMD Radeon Graphics
First Seen on ChartQ2 2022Q1 2023
# of Samples8961511
CPU Value125.5122.5
Single Thread Rating(% diff. to max in group)4338(0.0%)4141(-4.6%)
CPU Mark(% diff. to max in group)43914(-9.6%)48586(0.0%)

CPU Mark Rating
As of 26th of February 2025 - Higher results represent better performance
Intel Core i9-12900KS
43,914
AMD Ryzen 9 7900
48,586
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 26th of February 2025 - Higher results represent better value
Intel Core i9-12900KS
125.5
AMD Ryzen 9 7900
122.5
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 26th of February 2025 - Higher results represent better performance
Intel Core i9-12900KS
4,338
AMD Ryzen 9 7900
4,141
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 i9-12900KS AMD Ryzen 9 7900
Max TDP150W65W
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.