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Intel i9-13900KS vs AMD Ryzen 9 7950X

The Intel Core i9-13900KS is newer than AMD Ryzen 9 7950X, while the multi-threaded (CPU Mark) is simliar, Intel Core i9-13900KS is around 10% faster in single-thread testing. However, AMD Ryzen 9 7950X uses around 13% more power. All the CPUs in this comparison belong in the Desktop CPU Class.The values below were tabulated from a combined 6772 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 i9-13900KS×AMD Ryzen 9 7950X+ ADD
Price $419 - BUY $483 - BUY
Socket TypeFCLGA1700AM5
CPU ClassDesktopDesktop
Clockspeed3.2 GHz4.5 GHz
Turbo SpeedUp to 6.0 GHzUp to 5.7 GHz
# of Physical Cores24 (Threads: 32)16 (Threads: 32)
CacheL1: 1,408KB, L2: 24.0MB, L3: 36MBL1: 1,024KB, L2: 16.0MB, L3: 64MB
TDP150W170W
Yearly Running Cost$27.38$31.03
OtherIntel UHD Graphics 770AMD Radeon Graphics
First Seen on ChartQ1 2023Q3 2022
# of Samples10765696
CPU Value146.4129.7
Single Thread Rating(% diff. to max in group)4738(0.0%)4274(-9.8%)
CPU Mark(% diff. to max in group)61336(-2.1%)62651(0.0%)

CPU Mark Rating
As of 5th of February 2025 - Higher results represent better performance
Intel Core i9-13900KS
61,336
AMD Ryzen 9 7950X
62,651
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 5th of February 2025 - Higher results represent better value
Intel Core i9-13900KS
146.4
AMD Ryzen 9 7950X
129.7
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 5th of February 2025 - Higher results represent better performance
Intel Core i9-13900KS
4,738
AMD Ryzen 9 7950X
4,274
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 i9-13900KS AMD Ryzen 9 7950X
Max TDP150W170W
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.