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CPU Benchmarks

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AMD Ryzen 7 8845H vs Ryzen 9 7940HS

The AMD Ryzen 7 8845H is newer than AMD Ryzen 9 7940HS, while AMD Ryzen 9 7940HS is around 12% faster in multi-threaded (CPU Mark) testing, it is around 10% faster in single-thread testing. However, AMD Ryzen 9 7940HS uses around 18% more 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 1644 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 7 8845H×AMD Ryzen 9 7940HS+ ADD
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Socket TypeFP7 FP7r2 FP8FP7 FP7r2 FP8
CPU ClassDesktop, LaptopLaptop
Clockspeed3.8 GHz4.0 GHz
Turbo SpeedUp to 5.1 GHzUp to 5.2 GHz
# of Physical Cores8 (Threads: 16)8 (Threads: 16)
CacheL1: 512KB, L2: 8.0MB, L3: 16MBL1: 512KB, L2: 8.0MB, L3: 16MB
TDP45W54W
Yearly Running Cost$8.21$9.86
Otherw/ Radeon 780M Graphicsw/ Radeon 780M Graphics
First Seen on ChartQ1 2024Q2 2023
# of Samples441600
CPU Value0.00.0
Single Thread Rating(% diff. to max in group)3511(-9.6%)3883(0.0%)
CPU Mark(% diff. to max in group)26665(-11.6%)30169(0.0%)

CPU Mark Rating
As of 3rd of April 2025 - Higher results represent better performance
AMD Ryzen 7 8845H
26,665
AMD Ryzen 9 7940HS
30,169
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 3rd of April 2025 - Higher results represent better performance
AMD Ryzen 7 8845H
3,511
AMD Ryzen 9 7940HS
3,883
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 7 8845H AMD Ryzen 9 7940HS
Max TDP45W54W
Power consumption per day (kWh)0.090.11
Running cost per day$0.022$0.027
Power consumption per year (kWh)32.939.4
Running cost per year$8.21$9.86
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.