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AMD Ryzen 9 PRO 7940HS vs Ryzen 7 7840U

The AMD Ryzen 9 PRO 7940HS is newer than AMD Ryzen 7 7840U also around 11% faster in multi-threaded (CPU Mark) testing but the CPUs have comparable single-thread rating. However, AMD Ryzen 9 PRO 7940HS uses around 40% more power. All the CPUs in this comparison belong in the Laptop CPU Class.The values below were tabulated from a combined 379 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 PRO 7940HS×AMD Ryzen 7 7840U+ ADD
Price Search Online Search Online
Socket TypeFP7 FP7r2NA2
CPU ClassLaptopLaptop
Clockspeed4.0 GHz3.3 GHz
Turbo SpeedUp to 5.2 GHzUp to 5.1 GHz
# of Physical Cores8 (Threads: 16)8 (Threads: 16)
CacheL1: 512KB, L2: 8.0MB, L3: 16MBL1: 512KB, L2: 8.0MB, L3: 16MB
TDP45W30W
Yearly Running Cost$8.21$5.48
Otherw/ Radeon 780M Graphicsw/ Radeon 780M Graphics
First Seen on ChartQ3 2023Q2 2023
# of Samples76303
CPU Value0.00.0
Single Thread Rating(% diff. to max in group)3762(0.0%)3604(-4.2%)
CPU Mark(% diff. to max in group)28189(0.0%)25004(-11.3%)
2 - Information not available. Do you know? Notify Us.

CPU Mark Rating
As of 3rd of December 2024 - Higher results represent better performance
AMD Ryzen 9 PRO 7940HS
28,189
AMD Ryzen 7 7840U
25,004
PassMark Software © 2008-2024
CPU Single Thread Rating
As of 3rd of December 2024 - Higher results represent better performance
AMD Ryzen 9 PRO 7940HS
3,762
AMD Ryzen 7 7840U
3,604
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 PRO 7940HS AMD Ryzen 7 7840U
Max TDP45W30W
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.