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AMD Ryzen 9 7940HX vs Intel i7-14700KF

The AMD Ryzen 9 7940HX is newer than Intel Core i7-14700KF, while the multi-threaded (CPU Mark) is simliar, Intel Core i7-14700KF is around 11% faster in single-thread testing. However, AMD Ryzen 9 7940HX uses substantially less power. The CPUs selected in this comparison belong in different CPU Classes: Desktop, Laptop. Consider, selecting CPUs from simliar CPU Class for more apt comparison.The values below were tabulated from a combined 2207 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 7940HX×Intel Core i7-14700KF+ ADD
Price Search Online $349.99 - BUY
Socket TypeAM5 (LGA 1718)FCLGA1700
CPU ClassDesktop, LaptopDesktop
Clockspeed2.4 GHz3.4 GHz
Turbo SpeedUp to 5.2 GHzUp to 5.6 GHz
# of Physical Cores16 (Threads: 32)20 (Threads: 28)
CacheL1: 1,024KB, L2: 16.0MB, L3: 64MBL1: 1,792KB, L2: 28.0MB, L3: 33MB
TDP55W125W
Yearly Running Cost$10.04$22.81
Otherwith Radeon Graphics
First Seen on ChartQ1 2024Q4 2023
# of Samples692138
CPU Value0.0153.4
Single Thread Rating(% diff. to max in group)4005(-10.9%)4493(0.0%)
CPU Mark(% diff. to max in group)54452(0.0%)53692(-1.4%)

CPU Mark Rating
As of 22nd of December 2024 - Higher results represent better performance
AMD Ryzen 9 7940HX
54,452
Intel Core i7-14700KF
53,692
PassMark Software © 2008-2024
CPU Value (CPU Mark / $Price)
As of 22nd of December 2024 - Higher results represent better value
AMD Ryzen 9 7940HX
NA
Intel Core i7-14700KF
153.4
PassMark Software © 2008-2024
CPU Single Thread Rating
As of 22nd of December 2024 - Higher results represent better performance
AMD Ryzen 9 7940HX
4,005
Intel Core i7-14700KF
4,493
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 7940HX Intel Core i7-14700KF
Max TDP55W125W
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.