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AMD Ryzen 9 7900X3D vs Intel i9-14900KS

The Intel Core i9-14900KS is newer than AMD Ryzen 9 7900X3D and is around 20% faster in multi-threaded (CPU Mark) testing. The Intel Core i9-14900KS is around 17% faster in single-thread testing. Also, Intel Core i9-14900KS uses around 22% more power. All the CPUs in this comparison belong in the Desktop CPU Class. The values below were tabulated from a combined 2973 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 7900X3D×Intel Core i9-14900KS+ ADD
Price $500.16 - BUY $571.9 - BUY
Socket TypeAM5 (LGA 1718)FCLGA1700
CPU ClassDesktopDesktop
Clockspeed4.4 GHz3.2 GHz
Turbo SpeedUp to 5.6 GHzUp to 6.2 GHz
# of Physical Cores12 (Threads: 24)24 (Threads: 32)
CacheL1: 768KB, L2: 12.0MB, L3: 128MBL1: 2,176KB, L2: 32.0MB, L3: 36MB
TDP120W150W
Yearly Running Cost$21.90$27.38
OtherAMD Radeon GraphicsIntel UHD Graphics 770
First Seen on ChartQ1 2023Q1 2024
# of Samples18961077
CPU Value100.4105.8
Single Thread Rating(% diff. to max in group)4120(-14.6%)4825(0.0%)
CPU Mark(% diff. to max in group)50234(-16.9%)60485(0.0%)

CPU Mark Rating
As of 15th of November 2025 - Higher results represent better performance
AMD Ryzen 9 7900X3D
50,234
Intel Core i9-14900KS
60,485
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 15th of November 2025 - Higher results represent better value
AMD Ryzen 9 7900X3D
100.4
Intel Core i9-14900KS
105.8
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 15th of November 2025 - Higher results represent better performance
AMD Ryzen 9 7900X3D
4,120
Intel Core i9-14900KS
4,825
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.
AMD Ryzen 9 7900X3D Intel Core i9-14900KS
Max TDP120W150W
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.